diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index c593da7a440ce..b20ab654de2a8 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -20884,7 +20884,31 @@ namespace ts {
             }
 
             function reportOperatorError() {
-                error(errorNode || operatorToken, Diagnostics.Operator_0_cannot_be_applied_to_types_1_and_2, tokenToString(operatorToken.kind), typeToString(leftType), typeToString(rightType));
+                let err = chainDiagnosticMessages(
+                    /*elaboration*/ undefined,
+                    Diagnostics.Operator_0_cannot_be_applied_to_types_1_and_2,
+                    tokenToString(operatorToken.kind),
+                    typeToString(leftType),
+                    typeToString(rightType)
+                );
+                err = giveBetterPrimaryError(err);
+
+                diagnostics.add(createDiagnosticForNodeFromMessageChain(
+                    errorNode || operatorToken,
+                    err
+                ));
+            }
+
+            function giveBetterPrimaryError(elaboration: DiagnosticMessageChain) {
+                switch (operatorToken.kind) {
+                    case SyntaxKind.EqualsEqualsEqualsToken:
+                    case SyntaxKind.EqualsEqualsToken:
+                        return chainDiagnosticMessages(elaboration, Diagnostics.The_types_of_these_values_indicate_that_this_condition_will_always_be_0, "false");
+                    case SyntaxKind.ExclamationEqualsEqualsToken:
+                    case SyntaxKind.ExclamationEqualsToken:
+                        return chainDiagnosticMessages(elaboration, Diagnostics.The_types_of_these_values_indicate_that_this_condition_will_always_be_0, "true");
+                    }
+                return elaboration;
             }
         }
 
diff --git a/src/compiler/diagnosticMessages.json b/src/compiler/diagnosticMessages.json
index 48c98970bde60..5550cad86b75f 100644
--- a/src/compiler/diagnosticMessages.json
+++ b/src/compiler/diagnosticMessages.json
@@ -1252,6 +1252,10 @@
         "category": "Error",
         "code": 2366
     },
+    "The types of these values indicate that this condition will always be '{0}'.": {
+        "category": "Error",
+        "code": 2367
+    },
     "Type parameter name cannot be '{0}'.": {
         "category": "Error",
         "code": 2368
diff --git a/src/testRunner/unittests/tsserverProjectSystem.ts b/src/testRunner/unittests/tsserverProjectSystem.ts
index 787af8ca0b684..860c7f8ef556e 100644
--- a/src/testRunner/unittests/tsserverProjectSystem.ts
+++ b/src/testRunner/unittests/tsserverProjectSystem.ts
@@ -4997,7 +4997,7 @@ namespace ts.projectSystem {
             assert.isTrue(error2Result.length === 0);
         });
 
-        it("should report semanitc errors for loose JS files with '// @ts-check' and skipLibCheck=true", () => {
+        it("should report semantic errors for loose JS files with '// @ts-check' and skipLibCheck=true", () => {
             const jsFile = {
                 path: "/a/jsFile.js",
                 content: `
@@ -5016,10 +5016,10 @@ namespace ts.projectSystem {
             );
             const errorResult = <protocol.Diagnostic[]>session.executeCommand(getErrRequest).response;
             assert.isTrue(errorResult.length === 1);
-            assert.equal(errorResult[0].code, Diagnostics.Operator_0_cannot_be_applied_to_types_1_and_2.code);
+            assert.equal(errorResult[0].code, Diagnostics.The_types_of_these_values_indicate_that_this_condition_will_always_be_0.code);
         });
 
-        it("should report semanitc errors for configured js project with '// @ts-check' and skipLibCheck=true", () => {
+        it("should report semantic errors for configured js project with '// @ts-check' and skipLibCheck=true", () => {
             const jsconfigFile = {
                 path: "/a/jsconfig.json",
                 content: "{}"
@@ -5043,10 +5043,10 @@ namespace ts.projectSystem {
             );
             const errorResult = <protocol.Diagnostic[]>session.executeCommand(getErrRequest).response;
             assert.isTrue(errorResult.length === 1);
-            assert.equal(errorResult[0].code, Diagnostics.Operator_0_cannot_be_applied_to_types_1_and_2.code);
+            assert.equal(errorResult[0].code, Diagnostics.The_types_of_these_values_indicate_that_this_condition_will_always_be_0.code);
         });
 
-        it("should report semanitc errors for configured js project with checkJs=true and skipLibCheck=true", () => {
+        it("should report semantic errors for configured js project with checkJs=true and skipLibCheck=true", () => {
             const jsconfigFile = {
                 path: "/a/jsconfig.json",
                 content: JSON.stringify({
@@ -5072,7 +5072,7 @@ namespace ts.projectSystem {
             );
             const errorResult = <protocol.Diagnostic[]>session.executeCommand(getErrRequest).response;
             assert.isTrue(errorResult.length === 1);
-            assert.equal(errorResult[0].code, Diagnostics.Operator_0_cannot_be_applied_to_types_1_and_2.code);
+            assert.equal(errorResult[0].code, Diagnostics.The_types_of_these_values_indicate_that_this_condition_will_always_be_0.code);
         });
     });
 
diff --git a/tests/baselines/reference/api/tsserverlibrary.d.ts b/tests/baselines/reference/api/tsserverlibrary.d.ts
index a0624e4f087ed..ad3a2ea1e9ed4 100644
--- a/tests/baselines/reference/api/tsserverlibrary.d.ts
+++ b/tests/baselines/reference/api/tsserverlibrary.d.ts
@@ -5151,6 +5151,7 @@ declare namespace ts {
         The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access: DiagnosticMessage;
         Operator_0_cannot_be_applied_to_types_1_and_2: DiagnosticMessage;
         Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined: DiagnosticMessage;
+        The_types_of_these_values_indicate_that_this_condition_will_always_be_0: DiagnosticMessage;
         Type_parameter_name_cannot_be_0: DiagnosticMessage;
         A_parameter_property_is_only_allowed_in_a_constructor_implementation: DiagnosticMessage;
         A_rest_parameter_must_be_of_an_array_type: DiagnosticMessage;
diff --git a/tests/baselines/reference/capturedLetConstInLoop5.errors.txt b/tests/baselines/reference/capturedLetConstInLoop5.errors.txt
index cb641af478dab..26a3e003afb43 100644
--- a/tests/baselines/reference/capturedLetConstInLoop5.errors.txt
+++ b/tests/baselines/reference/capturedLetConstInLoop5.errors.txt
@@ -1,5 +1,7 @@
-tests/cases/compiler/capturedLetConstInLoop5.ts(174,13): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop5.ts(229,13): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop5.ts(174,13): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop5.ts(229,13): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
 
 
 ==== tests/cases/compiler/capturedLetConstInLoop5.ts (2 errors) ====
@@ -178,7 +180,8 @@ tests/cases/compiler/capturedLetConstInLoop5.ts(229,13): error TS2365: Operator
             (() => x + v);
             if (x == 1) {
                 ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                 return;
             }
         }
@@ -235,7 +238,8 @@ tests/cases/compiler/capturedLetConstInLoop5.ts(229,13): error TS2365: Operator
             (() => x + y + v);
             if (x == 1) {
                 ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                 return;
             }
         }
diff --git a/tests/baselines/reference/capturedLetConstInLoop5_ES6.errors.txt b/tests/baselines/reference/capturedLetConstInLoop5_ES6.errors.txt
index 1826ffa99f734..8e196757e8dc1 100644
--- a/tests/baselines/reference/capturedLetConstInLoop5_ES6.errors.txt
+++ b/tests/baselines/reference/capturedLetConstInLoop5_ES6.errors.txt
@@ -1,5 +1,7 @@
-tests/cases/compiler/capturedLetConstInLoop5_ES6.ts(174,13): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop5_ES6.ts(229,13): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop5_ES6.ts(174,13): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop5_ES6.ts(229,13): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
 
 
 ==== tests/cases/compiler/capturedLetConstInLoop5_ES6.ts (2 errors) ====
@@ -178,7 +180,8 @@ tests/cases/compiler/capturedLetConstInLoop5_ES6.ts(229,13): error TS2365: Opera
             (() => x + v);
             if (x == 1) {
                 ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                 return;
             }
         }
@@ -235,7 +238,8 @@ tests/cases/compiler/capturedLetConstInLoop5_ES6.ts(229,13): error TS2365: Opera
             (() => x + y + v);
             if (x == 1) {
                 ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                 return;
             }
         }
diff --git a/tests/baselines/reference/capturedLetConstInLoop6.errors.txt b/tests/baselines/reference/capturedLetConstInLoop6.errors.txt
index cc5d238e7afdf..59dc11eff7527 100644
--- a/tests/baselines/reference/capturedLetConstInLoop6.errors.txt
+++ b/tests/baselines/reference/capturedLetConstInLoop6.errors.txt
@@ -1,7 +1,11 @@
-tests/cases/compiler/capturedLetConstInLoop6.ts(147,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop6.ts(150,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop6.ts(194,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop6.ts(197,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop6.ts(147,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop6.ts(150,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop6.ts(194,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop6.ts(197,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
 
 
 ==== tests/cases/compiler/capturedLetConstInLoop6.ts (4 errors) ====
@@ -153,12 +157,14 @@ tests/cases/compiler/capturedLetConstInLoop6.ts(197,9): error TS2365: Operator '
         (() => x);
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue;
         }
     }
@@ -204,12 +210,14 @@ tests/cases/compiler/capturedLetConstInLoop6.ts(197,9): error TS2365: Operator '
         (() => x + y);
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue;
         }
     }
diff --git a/tests/baselines/reference/capturedLetConstInLoop6_ES6.errors.txt b/tests/baselines/reference/capturedLetConstInLoop6_ES6.errors.txt
index 4e563153ac9ad..3197b41ead9ac 100644
--- a/tests/baselines/reference/capturedLetConstInLoop6_ES6.errors.txt
+++ b/tests/baselines/reference/capturedLetConstInLoop6_ES6.errors.txt
@@ -1,7 +1,11 @@
-tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(147,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(150,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(194,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(197,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(147,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(150,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(194,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(197,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
 
 
 ==== tests/cases/compiler/capturedLetConstInLoop6_ES6.ts (4 errors) ====
@@ -153,12 +157,14 @@ tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(197,9): error TS2365: Operat
         (() => x);
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue;
         }
     }
@@ -204,12 +210,14 @@ tests/cases/compiler/capturedLetConstInLoop6_ES6.ts(197,9): error TS2365: Operat
         (() => x + y);
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue;
         }
     }
diff --git a/tests/baselines/reference/capturedLetConstInLoop7.errors.txt b/tests/baselines/reference/capturedLetConstInLoop7.errors.txt
index 4b8e512f41a09..959118428f85d 100644
--- a/tests/baselines/reference/capturedLetConstInLoop7.errors.txt
+++ b/tests/baselines/reference/capturedLetConstInLoop7.errors.txt
@@ -1,11 +1,19 @@
-tests/cases/compiler/capturedLetConstInLoop7.ts(230,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop7.ts(233,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop7.ts(236,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop7.ts(239,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop7.ts(305,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop7.ts(308,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop7.ts(311,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop7.ts(314,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop7.ts(230,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop7.ts(233,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop7.ts(236,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop7.ts(239,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop7.ts(305,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop7.ts(308,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop7.ts(311,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop7.ts(314,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
 
 
 ==== tests/cases/compiler/capturedLetConstInLoop7.ts (8 errors) ====
@@ -240,22 +248,26 @@ tests/cases/compiler/capturedLetConstInLoop7.ts(314,9): error TS2365: Operator '
         (() => x);
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break;
         }
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break l1_c;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue l1_c;
         }
     }
@@ -323,22 +335,26 @@ tests/cases/compiler/capturedLetConstInLoop7.ts(314,9): error TS2365: Operator '
         (() => x + y);
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break;
         }
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break l5_c;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue l5_c;
         }
     }
diff --git a/tests/baselines/reference/capturedLetConstInLoop7_ES6.errors.txt b/tests/baselines/reference/capturedLetConstInLoop7_ES6.errors.txt
index 30e2db6a25326..c17ea79e31113 100644
--- a/tests/baselines/reference/capturedLetConstInLoop7_ES6.errors.txt
+++ b/tests/baselines/reference/capturedLetConstInLoop7_ES6.errors.txt
@@ -1,11 +1,19 @@
-tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(230,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(233,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(236,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(239,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(305,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(308,9): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(311,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(314,9): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(230,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(233,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(236,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(239,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(305,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(308,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(311,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(314,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
 
 
 ==== tests/cases/compiler/capturedLetConstInLoop7_ES6.ts (8 errors) ====
@@ -240,22 +248,26 @@ tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(314,9): error TS2365: Operat
         (() => x);
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break;
         }
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break l1_c;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue l1_c;
         }
     }
@@ -323,22 +335,26 @@ tests/cases/compiler/capturedLetConstInLoop7_ES6.ts(314,9): error TS2365: Operat
         (() => x + y);
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break;
         }
         if (x == 1) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
             break l5_c;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue;
         }
         if (x == 2) {
             ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
             continue l5_c;
         }
     }
diff --git a/tests/baselines/reference/capturedLetConstInLoop8.errors.txt b/tests/baselines/reference/capturedLetConstInLoop8.errors.txt
index d54c79dfebbd4..227aa9083ab0b 100644
--- a/tests/baselines/reference/capturedLetConstInLoop8.errors.txt
+++ b/tests/baselines/reference/capturedLetConstInLoop8.errors.txt
@@ -1,19 +1,35 @@
-tests/cases/compiler/capturedLetConstInLoop8.ts(73,21): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(76,21): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(79,21): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(82,21): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(86,21): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(89,21): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(92,21): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(95,21): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(98,21): error TS2365: Operator '==' cannot be applied to types '0' and '3'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(102,17): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(105,17): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(108,17): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(111,17): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(114,17): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(117,17): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8.ts(120,17): error TS2365: Operator '==' cannot be applied to types '0' and '3'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(73,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(76,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(79,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(82,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(86,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(89,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(92,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(95,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(98,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '3'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(102,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(105,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(108,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(111,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(114,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(117,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8.ts(120,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '3'.
 
 
 ==== tests/cases/compiler/capturedLetConstInLoop8.ts (16 errors) ====
@@ -91,84 +107,100 @@ tests/cases/compiler/capturedLetConstInLoop8.ts(120,17): error TS2365: Operator
                     (() => x + y);
                     if (y == 1) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                         break;
                     }
                     if (y == 1) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                         break l1;
                     }
                     if (y == 1) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                         break ll1;
                     }
                     if (y == 1) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                         continue l0;
                     }
     
                     if (x == 2) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                         continue;
                     }
                     if (x == 2) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                         continue l1;
                     }
                     if (x == 2) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                         continue ll1;
                     }
                     if (x == 2) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                         return "123"
                     }
                     if (x == 3) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '3'.
                         return;
                     }
                 }
                 if (x == 1) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                     break;
                 }
                 if (x == 1) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                     break l1;
                 }
                 if (x == 2) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                     continue;
                 }
                 if (x == 2) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                     continue l1;
                 }
                 if (x == 2) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                     continue l0;
                 }
                 if (x == 2) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                     return "456";
                 }
                 if (x == 3) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '3'.
                     return;
                 }
             }
diff --git a/tests/baselines/reference/capturedLetConstInLoop8_ES6.errors.txt b/tests/baselines/reference/capturedLetConstInLoop8_ES6.errors.txt
index b8e856b66bf88..90f6247a0ba06 100644
--- a/tests/baselines/reference/capturedLetConstInLoop8_ES6.errors.txt
+++ b/tests/baselines/reference/capturedLetConstInLoop8_ES6.errors.txt
@@ -1,19 +1,35 @@
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(73,21): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(76,21): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(79,21): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(82,21): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(86,21): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(89,21): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(92,21): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(95,21): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(98,21): error TS2365: Operator '==' cannot be applied to types '0' and '3'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(102,17): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(105,17): error TS2365: Operator '==' cannot be applied to types '0' and '1'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(108,17): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(111,17): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(114,17): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(117,17): error TS2365: Operator '==' cannot be applied to types '0' and '2'.
-tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(120,17): error TS2365: Operator '==' cannot be applied to types '0' and '3'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(73,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(76,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(79,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(82,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(86,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(89,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(92,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(95,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(98,21): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '3'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(102,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(105,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '1'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(108,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(111,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(114,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(117,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '2'.
+tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(120,17): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '0' and '3'.
 
 
 ==== tests/cases/compiler/capturedLetConstInLoop8_ES6.ts (16 errors) ====
@@ -91,84 +107,100 @@ tests/cases/compiler/capturedLetConstInLoop8_ES6.ts(120,17): error TS2365: Opera
                     (() => x + y);
                     if (y == 1) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                         break;
                     }
                     if (y == 1) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                         break l1;
                     }
                     if (y == 1) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                         break ll1;
                     }
                     if (y == 1) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                         continue l0;
                     }
     
                     if (x == 2) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                         continue;
                     }
                     if (x == 2) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                         continue l1;
                     }
                     if (x == 2) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                         continue ll1;
                     }
                     if (x == 2) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                         return "123"
                     }
                     if (x == 3) {
                         ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '3'.
                         return;
                     }
                 }
                 if (x == 1) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                     break;
                 }
                 if (x == 1) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '1'.
                     break l1;
                 }
                 if (x == 2) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                     continue;
                 }
                 if (x == 2) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                     continue l1;
                 }
                 if (x == 2) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                     continue l0;
                 }
                 if (x == 2) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '2'.
                     return "456";
                 }
                 if (x == 3) {
                     ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '0' and '3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '0' and '3'.
                     return;
                 }
             }
diff --git a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.errors.txt b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.errors.txt
index 2563baf1c7243..5df53be226027 100644
--- a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.errors.txt
+++ b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.errors.txt
@@ -46,54 +46,102 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(97,12): error TS2365: Operator '>=' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(98,12): error TS2365: Operator '>=' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(99,12): error TS2365: Operator '>=' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(103,12): error TS2365: Operator '==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(104,12): error TS2365: Operator '==' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(105,12): error TS2365: Operator '==' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(106,12): error TS2365: Operator '==' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(107,12): error TS2365: Operator '==' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(108,12): error TS2365: Operator '==' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(111,12): error TS2365: Operator '==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(112,12): error TS2365: Operator '==' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(113,12): error TS2365: Operator '==' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(114,12): error TS2365: Operator '==' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(115,12): error TS2365: Operator '==' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(116,12): error TS2365: Operator '==' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(120,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(121,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(122,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(123,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(124,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(125,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(128,12): error TS2365: Operator '!=' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(129,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(130,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(131,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(132,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(133,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(137,12): error TS2365: Operator '===' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(138,12): error TS2365: Operator '===' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(139,12): error TS2365: Operator '===' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(140,12): error TS2365: Operator '===' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(141,12): error TS2365: Operator '===' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(142,12): error TS2365: Operator '===' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(145,12): error TS2365: Operator '===' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(146,12): error TS2365: Operator '===' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(147,12): error TS2365: Operator '===' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(148,12): error TS2365: Operator '===' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(149,12): error TS2365: Operator '===' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(150,12): error TS2365: Operator '===' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(154,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(155,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(156,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(157,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(158,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(159,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(162,12): error TS2365: Operator '!==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(163,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(164,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(165,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(166,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(167,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(103,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(104,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(105,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(106,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(107,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(108,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(111,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(112,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(113,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(114,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(115,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(116,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(120,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(121,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(122,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(123,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(124,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(125,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(128,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(129,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(130,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(131,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(132,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(133,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(137,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(138,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(139,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(140,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(141,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(142,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(145,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(146,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(147,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(148,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(149,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(150,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(154,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(155,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(156,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(157,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(158,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(159,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(162,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(163,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(164,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(165,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(166,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts(167,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
 
 
 ==== tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnCallSignature.ts (96 errors) ====
@@ -297,163 +345,211 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
     // operator ==
     var r5a1 = a1 == b1;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
     var r5a2 = a2 == b2;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
     var r5a3 = a3 == b3;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
     var r5a4 = a4 == b4;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
     var r5a5 = a5 == b5;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
     var r5a6 = a6 == b6;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
     var r5a7 = a7 == b7;
     
     var r5b1 = b1 == a1;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
     var r5b2 = b2 == a2;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
     var r5b3 = b3 == a3;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
     var r5b4 = b4 == a4;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
     var r5b5 = b5 == a5;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
     var r5b6 = b6 == a6;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
     var r5b7 = b7 == a7;
     
     // operator !=
     var r6a1 = a1 != b1;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
     var r6a2 = a2 != b2;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
     var r6a3 = a3 != b3;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
     var r6a4 = a4 != b4;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
     var r6a5 = a5 != b5;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
     var r6a6 = a6 != b6;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
     var r6a7 = a7 != b7;
     
     var r6b1 = b1 != a1;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
     var r6b2 = b2 != a2;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
     var r6b3 = b3 != a3;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
     var r6b4 = b4 != a4;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
     var r6b5 = b5 != a5;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
     var r6b6 = b6 != a6;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
     var r6b7 = b7 != a7;
     
     // operator ===
     var r7a1 = a1 === b1;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
     var r7a2 = a2 === b2;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
     var r7a3 = a3 === b3;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
     var r7a4 = a4 === b4;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
     var r7a5 = a5 === b5;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
     var r7a6 = a6 === b6;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
     var r7a7 = a7 === b7;
     
     var r7b1 = b1 === a1;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
     var r7b2 = b2 === a2;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
     var r7b3 = b3 === a3;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
     var r7b4 = b4 === a4;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
     var r7b5 = b5 === a5;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
     var r7b6 = b6 === a6;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
     var r7b7 = b7 === a7;
     
     // operator !==
     var r8a1 = a1 !== b1;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
     var r8a2 = a2 !== b2;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(a: number, b: string): void; }' and '{ fn(a: string): void; }'.
     var r8a3 = a3 !== b3;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(a: Base, b: string): void; }' and '{ fn(a: Derived, b: Base): void; }'.
     var r8a4 = a4 !== b4;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(): Base; }' and '{ fn(): C; }'.
     var r8a5 = a5 !== b5;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(a?: Base): void; }' and '{ fn(a?: C): void; }'.
     var r8a6 = a6 !== b6;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(...a: Base[]): void; }' and '{ fn(...a: C[]): void; }'.
     var r8a7 = a7 !== b7;
     
     var r8b1 = b1 !== a1;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
     var r8b2 = b2 !== a2;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(a: string): void; }' and '{ fn(a: number, b: string): void; }'.
     var r8b3 = b3 !== a3;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(a: Derived, b: Base): void; }' and '{ fn(a: Base, b: string): void; }'.
     var r8b4 = b4 !== a4;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(): C; }' and '{ fn(): Base; }'.
     var r8b5 = b5 !== a5;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(a?: C): void; }' and '{ fn(a?: Base): void; }'.
     var r8b6 = b6 !== a6;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(...a: C[]): void; }' and '{ fn(...a: Base[]): void; }'.
     var r8b7 = b7 !== a7;
\ No newline at end of file
diff --git a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.errors.txt b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.errors.txt
index cdfd199c0fa6d..84fea578010c2 100644
--- a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.errors.txt
+++ b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.errors.txt
@@ -46,54 +46,102 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(97,12): error TS2365: Operator '>=' cannot be applied to types 'new () => C' and 'new () => Base'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(98,12): error TS2365: Operator '>=' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(99,12): error TS2365: Operator '>=' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(103,12): error TS2365: Operator '==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(104,12): error TS2365: Operator '==' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(105,12): error TS2365: Operator '==' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(106,12): error TS2365: Operator '==' cannot be applied to types 'new () => Base' and 'new () => C'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(107,12): error TS2365: Operator '==' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(108,12): error TS2365: Operator '==' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(111,12): error TS2365: Operator '==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(112,12): error TS2365: Operator '==' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(113,12): error TS2365: Operator '==' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(114,12): error TS2365: Operator '==' cannot be applied to types 'new () => C' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(115,12): error TS2365: Operator '==' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(116,12): error TS2365: Operator '==' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(120,12): error TS2365: Operator '!=' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(121,12): error TS2365: Operator '!=' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(122,12): error TS2365: Operator '!=' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(123,12): error TS2365: Operator '!=' cannot be applied to types 'new () => Base' and 'new () => C'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(124,12): error TS2365: Operator '!=' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(125,12): error TS2365: Operator '!=' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(128,12): error TS2365: Operator '!=' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(129,12): error TS2365: Operator '!=' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(130,12): error TS2365: Operator '!=' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(131,12): error TS2365: Operator '!=' cannot be applied to types 'new () => C' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(132,12): error TS2365: Operator '!=' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(133,12): error TS2365: Operator '!=' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(137,12): error TS2365: Operator '===' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(138,12): error TS2365: Operator '===' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(139,12): error TS2365: Operator '===' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(140,12): error TS2365: Operator '===' cannot be applied to types 'new () => Base' and 'new () => C'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(141,12): error TS2365: Operator '===' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(142,12): error TS2365: Operator '===' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(145,12): error TS2365: Operator '===' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(146,12): error TS2365: Operator '===' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(147,12): error TS2365: Operator '===' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(148,12): error TS2365: Operator '===' cannot be applied to types 'new () => C' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(149,12): error TS2365: Operator '===' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(150,12): error TS2365: Operator '===' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(154,12): error TS2365: Operator '!==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(155,12): error TS2365: Operator '!==' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(156,12): error TS2365: Operator '!==' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(157,12): error TS2365: Operator '!==' cannot be applied to types 'new () => Base' and 'new () => C'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(158,12): error TS2365: Operator '!==' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(159,12): error TS2365: Operator '!==' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(162,12): error TS2365: Operator '!==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(163,12): error TS2365: Operator '!==' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(164,12): error TS2365: Operator '!==' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(165,12): error TS2365: Operator '!==' cannot be applied to types 'new () => C' and 'new () => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(166,12): error TS2365: Operator '!==' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(167,12): error TS2365: Operator '!==' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(103,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(104,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(105,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(106,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new () => Base' and 'new () => C'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(107,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(108,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(111,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(112,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(113,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(114,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new () => C' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(115,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(116,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(120,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(121,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(122,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(123,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new () => Base' and 'new () => C'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(124,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(125,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(128,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(129,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(130,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(131,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new () => C' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(132,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(133,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(137,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(138,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(139,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(140,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new () => Base' and 'new () => C'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(141,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(142,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(145,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(146,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(147,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(148,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new () => C' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(149,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(150,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(154,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(155,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(156,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(157,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new () => Base' and 'new () => C'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(158,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(159,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(162,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(163,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(164,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(165,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new () => C' and 'new () => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(166,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts(167,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
 
 
 ==== tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnConstructorSignature.ts (96 errors) ====
@@ -297,163 +345,211 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
     // operator ==
     var r5a1 = a1 == b1;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
     var r5a2 = a2 == b2;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
     var r5a3 = a3 == b3;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
     var r5a4 = a4 == b4;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new () => Base' and 'new () => C'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new () => Base' and 'new () => C'.
     var r5a5 = a5 == b5;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
     var r5a6 = a6 == b6;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
     var r5a7 = a7 == b7;
     
     var r5b1 = b1 == a1;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
     var r5b2 = b2 == a2;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
     var r5b3 = b3 == a3;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
     var r5b4 = b4 == a4;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new () => C' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new () => C' and 'new () => Base'.
     var r5b5 = b5 == a5;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
     var r5b6 = b6 == a6;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
     var r5b7 = b7 == a7;
     
     // operator !=
     var r6a1 = a1 != b1;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
     var r6a2 = a2 != b2;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
     var r6a3 = a3 != b3;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
     var r6a4 = a4 != b4;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new () => Base' and 'new () => C'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new () => Base' and 'new () => C'.
     var r6a5 = a5 != b5;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
     var r6a6 = a6 != b6;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
     var r6a7 = a7 != b7;
     
     var r6b1 = b1 != a1;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
     var r6b2 = b2 != a2;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
     var r6b3 = b3 != a3;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
     var r6b4 = b4 != a4;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new () => C' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new () => C' and 'new () => Base'.
     var r6b5 = b5 != a5;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
     var r6b6 = b6 != a6;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
     var r6b7 = b7 != a7;
     
     // operator ===
     var r7a1 = a1 === b1;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
     var r7a2 = a2 === b2;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
     var r7a3 = a3 === b3;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
     var r7a4 = a4 === b4;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new () => Base' and 'new () => C'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new () => Base' and 'new () => C'.
     var r7a5 = a5 === b5;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
     var r7a6 = a6 === b6;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
     var r7a7 = a7 === b7;
     
     var r7b1 = b1 === a1;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
     var r7b2 = b2 === a2;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
     var r7b3 = b3 === a3;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
     var r7b4 = b4 === a4;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new () => C' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new () => C' and 'new () => Base'.
     var r7b5 = b5 === a5;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
     var r7b6 = b6 === a6;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
     var r7b7 = b7 === a7;
     
     // operator !==
     var r8a1 = a1 !== b1;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ fn(): Base; }' and 'new () => Base'.
     var r8a2 = a2 !== b2;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new (a: number, b: string) => Base' and 'new (a: string) => Base'.
     var r8a3 = a3 !== b3;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new (a: Base, b: string) => Base' and 'new (a: Derived, b: Base) => Base'.
     var r8a4 = a4 !== b4;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new () => Base' and 'new () => C'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new () => Base' and 'new () => C'.
     var r8a5 = a5 !== b5;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new (a?: Base) => Base' and 'new (a?: C) => Base'.
     var r8a6 = a6 !== b6;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new (...a: Base[]) => Base' and 'new (...a: C[]) => Base'.
     var r8a7 = a7 !== b7;
     
     var r8b1 = b1 !== a1;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new () => Base' and '{ fn(): Base; }'.
     var r8b2 = b2 !== a2;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new (a: string) => Base' and 'new (a: number, b: string) => Base'.
     var r8b3 = b3 !== a3;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new (a: Derived, b: Base) => Base' and 'new (a: Base, b: string) => Base'.
     var r8b4 = b4 !== a4;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new () => C' and 'new () => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new () => C' and 'new () => Base'.
     var r8b5 = b5 !== a5;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new (a?: C) => Base' and 'new (a?: Base) => Base'.
     var r8b6 = b6 !== a6;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'new (...a: C[]) => Base' and 'new (...a: Base[]) => Base'.
     var r8b7 = b7 !== a7;
\ No newline at end of file
diff --git a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.errors.txt b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.errors.txt
index 2efaf2e5ae2f7..3fafb4d777c71 100644
--- a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.errors.txt
+++ b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.errors.txt
@@ -22,30 +22,54 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(64,12): error TS2365: Operator '>=' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(65,12): error TS2365: Operator '>=' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(66,12): error TS2365: Operator '>=' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(70,12): error TS2365: Operator '==' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(71,12): error TS2365: Operator '==' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(72,12): error TS2365: Operator '==' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(75,12): error TS2365: Operator '==' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(76,12): error TS2365: Operator '==' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(77,12): error TS2365: Operator '==' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(81,12): error TS2365: Operator '!=' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(82,12): error TS2365: Operator '!=' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(83,12): error TS2365: Operator '!=' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(86,12): error TS2365: Operator '!=' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(87,12): error TS2365: Operator '!=' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(88,12): error TS2365: Operator '!=' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(92,12): error TS2365: Operator '===' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(93,12): error TS2365: Operator '===' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(94,12): error TS2365: Operator '===' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(97,12): error TS2365: Operator '===' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(98,12): error TS2365: Operator '===' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(99,12): error TS2365: Operator '===' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(103,12): error TS2365: Operator '!==' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(104,12): error TS2365: Operator '!==' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(105,12): error TS2365: Operator '!==' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(108,12): error TS2365: Operator '!==' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(109,12): error TS2365: Operator '!==' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(110,12): error TS2365: Operator '!==' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(70,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(71,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(72,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(75,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(76,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(77,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(81,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(82,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(83,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(86,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(87,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(88,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(92,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(93,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(94,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(97,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(98,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(99,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(103,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(104,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(105,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(108,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(109,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts(110,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
 
 
 ==== tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnIndexSignature.ts (48 errors) ====
@@ -168,91 +192,115 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
     // operator ==
     var r5a1 = a1 == b1;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
     var r5a2 = a2 == b2;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
     var r5a3 = a3 == b3;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
     var r5a4 = a4 == b4;
     
     var r5b1 = b1 == a1;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
     var r5b2 = b2 == a2;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
     var r5b3 = b3 == a3;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
     var r5b4 = b4 == a4;
     
     // operator !=
     var r6a1 = a1 != b1;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
     var r6a2 = a2 != b2;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
     var r6a3 = a3 != b3;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
     var r6a4 = a4 != b4;
     
     var r6b1 = b1 != a1;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
     var r6b2 = b2 != a2;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
     var r6b3 = b3 != a3;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
     var r6b4 = b4 != a4;
     
     // operator ===
     var r7a1 = a1 === b1;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
     var r7a2 = a2 === b2;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
     var r7a3 = a3 === b3;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
     var r7a4 = a4 === b4;
     
     var r7b1 = b1 === a1;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
     var r7b2 = b2 === a2;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
     var r7b3 = b3 === a3;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
     var r7b4 = b4 === a4;
     
     // operator !==
     var r8a1 = a1 !== b1;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ [a: string]: string; }' and '{ [b: string]: number; }'.
     var r8a2 = a2 !== b2;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ [index: string]: Base; }' and '{ [index: string]: C; }'.
     var r8a3 = a3 !== b3;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ [index: number]: Base; }' and '{ [index: number]: C; }'.
     var r8a4 = a4 !== b4;
     
     var r8b1 = b1 !== a1;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ [b: string]: number; }' and '{ [a: string]: string; }'.
     var r8b2 = b2 !== a2;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ [index: string]: C; }' and '{ [index: string]: Base; }'.
     var r8b3 = b3 !== a3;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '{ [index: number]: C; }' and '{ [index: number]: Base; }'.
     var r8b4 = b4 !== a4;
\ No newline at end of file
diff --git a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.errors.txt b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.errors.txt
index 5e700926eb5c7..8ab36328fee60 100644
--- a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.errors.txt
+++ b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.errors.txt
@@ -6,14 +6,22 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(22,11): error TS2365: Operator '<=' cannot be applied to types 'B1' and 'A1'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(25,11): error TS2365: Operator '>=' cannot be applied to types 'A1' and 'B1'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(26,11): error TS2365: Operator '>=' cannot be applied to types 'B1' and 'A1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(29,11): error TS2365: Operator '==' cannot be applied to types 'A1' and 'B1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(30,11): error TS2365: Operator '==' cannot be applied to types 'B1' and 'A1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(33,11): error TS2365: Operator '!=' cannot be applied to types 'A1' and 'B1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(34,11): error TS2365: Operator '!=' cannot be applied to types 'B1' and 'A1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(37,11): error TS2365: Operator '===' cannot be applied to types 'A1' and 'B1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(38,11): error TS2365: Operator '===' cannot be applied to types 'B1' and 'A1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(41,11): error TS2365: Operator '!==' cannot be applied to types 'A1' and 'B1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(42,11): error TS2365: Operator '!==' cannot be applied to types 'B1' and 'A1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(29,11): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'A1' and 'B1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(30,11): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'B1' and 'A1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(33,11): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'A1' and 'B1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(34,11): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'B1' and 'A1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(37,11): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'A1' and 'B1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(38,11): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'B1' and 'A1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(41,11): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'A1' and 'B1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts(42,11): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'B1' and 'A1'.
 
 
 ==== tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnOptionalProperty.ts (16 errors) ====
@@ -63,31 +71,39 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
     // operator ==
     var re1 = a == b;
               ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'A1' and 'B1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'A1' and 'B1'.
     var re2 = b == a;
               ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'B1' and 'A1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'B1' and 'A1'.
     
     // operator !=
     var rf1 = a != b;
               ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'A1' and 'B1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'A1' and 'B1'.
     var rf2 = b != a;
               ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'B1' and 'A1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'B1' and 'A1'.
     
     // operator ===
     var rg1 = a === b;
               ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'A1' and 'B1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'A1' and 'B1'.
     var rg2 = b === a;
               ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'B1' and 'A1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'B1' and 'A1'.
     
     // operator !==
     var rh1 = a !== b;
               ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'A1' and 'B1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'A1' and 'B1'.
     var rh2 = b !== a;
               ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'B1' and 'A1'.
\ No newline at end of file
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'B1' and 'A1'.
\ No newline at end of file
diff --git a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnProperty.errors.txt b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnProperty.errors.txt
index 100330879468f..ebd904dc5fb95 100644
--- a/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnProperty.errors.txt
+++ b/tests/baselines/reference/comparisonOperatorWithNoRelationshipObjectsOnProperty.errors.txt
@@ -14,22 +14,38 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(45,12): error TS2365: Operator '>=' cannot be applied to types 'A2' and 'B2'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(47,12): error TS2365: Operator '>=' cannot be applied to types 'B1' and 'A1'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(48,12): error TS2365: Operator '>=' cannot be applied to types 'B2' and 'A2'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(51,12): error TS2365: Operator '==' cannot be applied to types 'A1' and 'B1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(52,12): error TS2365: Operator '==' cannot be applied to types 'A2' and 'B2'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(54,12): error TS2365: Operator '==' cannot be applied to types 'B1' and 'A1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(55,12): error TS2365: Operator '==' cannot be applied to types 'B2' and 'A2'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(58,12): error TS2365: Operator '!=' cannot be applied to types 'A1' and 'B1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(59,12): error TS2365: Operator '!=' cannot be applied to types 'A2' and 'B2'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(61,12): error TS2365: Operator '!=' cannot be applied to types 'B1' and 'A1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(62,12): error TS2365: Operator '!=' cannot be applied to types 'B2' and 'A2'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(65,12): error TS2365: Operator '===' cannot be applied to types 'A1' and 'B1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(66,12): error TS2365: Operator '===' cannot be applied to types 'A2' and 'B2'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(68,12): error TS2365: Operator '===' cannot be applied to types 'B1' and 'A1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(69,12): error TS2365: Operator '===' cannot be applied to types 'B2' and 'A2'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(72,12): error TS2365: Operator '!==' cannot be applied to types 'A1' and 'B1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(73,12): error TS2365: Operator '!==' cannot be applied to types 'A2' and 'B2'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(75,12): error TS2365: Operator '!==' cannot be applied to types 'B1' and 'A1'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(76,12): error TS2365: Operator '!==' cannot be applied to types 'B2' and 'A2'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(51,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'A1' and 'B1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(52,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'A2' and 'B2'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(54,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'B1' and 'A1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(55,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'B2' and 'A2'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(58,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'A1' and 'B1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(59,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'A2' and 'B2'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(61,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'B1' and 'A1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(62,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'B2' and 'A2'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(65,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'A1' and 'B1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(66,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'A2' and 'B2'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(68,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'B1' and 'A1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(69,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'B2' and 'A2'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(72,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'A1' and 'B1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(73,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'A2' and 'B2'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(75,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'B1' and 'A1'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts(76,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'B2' and 'A2'.
 
 
 ==== tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipObjectsOnProperty.ts (32 errors) ====
@@ -117,59 +133,75 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
     // operator ==
     var r5a1 = a1 == b1;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'A1' and 'B1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'A1' and 'B1'.
     var r5a2 = a2 == b2;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'A2' and 'B2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'A2' and 'B2'.
     
     var r5b1 = b1 == a1;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'B1' and 'A1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'B1' and 'A1'.
     var r5b2 = b2 == a2;
                ~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'B2' and 'A2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'B2' and 'A2'.
     
     // operator !=
     var r6a1 = a1 != b1;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'A1' and 'B1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'A1' and 'B1'.
     var r6a2 = a2 != b2;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'A2' and 'B2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'A2' and 'B2'.
     
     var r6b1 = b1 != a1;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'B1' and 'A1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'B1' and 'A1'.
     var r6b2 = b2 != a2;
                ~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'B2' and 'A2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'B2' and 'A2'.
     
     // operator ===
     var r7a1 = a1 === b1;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'A1' and 'B1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'A1' and 'B1'.
     var r7a2 = a2 === b2;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'A2' and 'B2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'A2' and 'B2'.
     
     var r7b1 = b1 === a1;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'B1' and 'A1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'B1' and 'A1'.
     var r7b2 = b2 === a2;
                ~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'B2' and 'A2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'B2' and 'A2'.
     
     // operator !==
     var r8a1 = a1 !== b1;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'A1' and 'B1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'A1' and 'B1'.
     var r8a2 = a2 !== b2;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'A2' and 'B2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'A2' and 'B2'.
     
     var r8b1 = b1 !== a1;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'B1' and 'A1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'B1' and 'A1'.
     var r8b2 = b2 !== a2;
                ~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'B2' and 'A2'.
\ No newline at end of file
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'B2' and 'A2'.
\ No newline at end of file
diff --git a/tests/baselines/reference/comparisonOperatorWithNoRelationshipPrimitiveType.errors.txt b/tests/baselines/reference/comparisonOperatorWithNoRelationshipPrimitiveType.errors.txt
index ec511069130e9..f44c8c0a55ac7 100644
--- a/tests/baselines/reference/comparisonOperatorWithNoRelationshipPrimitiveType.errors.txt
+++ b/tests/baselines/reference/comparisonOperatorWithNoRelationshipPrimitiveType.errors.txt
@@ -70,78 +70,150 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(109,12): error TS2365: Operator '>=' cannot be applied to types 'E' and 'boolean'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(110,12): error TS2365: Operator '>=' cannot be applied to types 'E' and 'string'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(111,12): error TS2365: Operator '>=' cannot be applied to types 'E' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(114,12): error TS2365: Operator '==' cannot be applied to types 'number' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(115,12): error TS2365: Operator '==' cannot be applied to types 'number' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(116,12): error TS2365: Operator '==' cannot be applied to types 'number' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(119,12): error TS2365: Operator '==' cannot be applied to types 'boolean' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(120,12): error TS2365: Operator '==' cannot be applied to types 'boolean' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(121,12): error TS2365: Operator '==' cannot be applied to types 'boolean' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(122,12): error TS2365: Operator '==' cannot be applied to types 'boolean' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(124,12): error TS2365: Operator '==' cannot be applied to types 'string' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(125,12): error TS2365: Operator '==' cannot be applied to types 'string' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(126,12): error TS2365: Operator '==' cannot be applied to types 'string' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(127,12): error TS2365: Operator '==' cannot be applied to types 'string' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(129,12): error TS2365: Operator '==' cannot be applied to types 'void' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(130,12): error TS2365: Operator '==' cannot be applied to types 'void' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(131,12): error TS2365: Operator '==' cannot be applied to types 'void' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(132,12): error TS2365: Operator '==' cannot be applied to types 'void' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(135,12): error TS2365: Operator '==' cannot be applied to types 'E' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(136,12): error TS2365: Operator '==' cannot be applied to types 'E' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(137,12): error TS2365: Operator '==' cannot be applied to types 'E' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(140,12): error TS2365: Operator '!=' cannot be applied to types 'number' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(141,12): error TS2365: Operator '!=' cannot be applied to types 'number' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(142,12): error TS2365: Operator '!=' cannot be applied to types 'number' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(145,12): error TS2365: Operator '!=' cannot be applied to types 'boolean' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(146,12): error TS2365: Operator '!=' cannot be applied to types 'boolean' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(147,12): error TS2365: Operator '!=' cannot be applied to types 'boolean' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(148,12): error TS2365: Operator '!=' cannot be applied to types 'boolean' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(150,12): error TS2365: Operator '!=' cannot be applied to types 'string' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(151,12): error TS2365: Operator '!=' cannot be applied to types 'string' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(152,12): error TS2365: Operator '!=' cannot be applied to types 'string' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(153,12): error TS2365: Operator '!=' cannot be applied to types 'string' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(155,12): error TS2365: Operator '!=' cannot be applied to types 'void' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(156,12): error TS2365: Operator '!=' cannot be applied to types 'void' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(157,12): error TS2365: Operator '!=' cannot be applied to types 'void' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(158,12): error TS2365: Operator '!=' cannot be applied to types 'void' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(161,12): error TS2365: Operator '!=' cannot be applied to types 'E' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(162,12): error TS2365: Operator '!=' cannot be applied to types 'E' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(163,12): error TS2365: Operator '!=' cannot be applied to types 'E' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(166,12): error TS2365: Operator '===' cannot be applied to types 'number' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(167,12): error TS2365: Operator '===' cannot be applied to types 'number' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(168,12): error TS2365: Operator '===' cannot be applied to types 'number' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(171,12): error TS2365: Operator '===' cannot be applied to types 'boolean' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(172,12): error TS2365: Operator '===' cannot be applied to types 'boolean' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(173,12): error TS2365: Operator '===' cannot be applied to types 'boolean' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(174,12): error TS2365: Operator '===' cannot be applied to types 'boolean' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(176,12): error TS2365: Operator '===' cannot be applied to types 'string' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(177,12): error TS2365: Operator '===' cannot be applied to types 'string' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(178,12): error TS2365: Operator '===' cannot be applied to types 'string' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(179,12): error TS2365: Operator '===' cannot be applied to types 'string' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(181,12): error TS2365: Operator '===' cannot be applied to types 'void' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(182,12): error TS2365: Operator '===' cannot be applied to types 'void' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(183,12): error TS2365: Operator '===' cannot be applied to types 'void' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(184,12): error TS2365: Operator '===' cannot be applied to types 'void' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(187,12): error TS2365: Operator '===' cannot be applied to types 'E' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(188,12): error TS2365: Operator '===' cannot be applied to types 'E' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(189,12): error TS2365: Operator '===' cannot be applied to types 'E' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(192,12): error TS2365: Operator '!==' cannot be applied to types 'number' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(193,12): error TS2365: Operator '!==' cannot be applied to types 'number' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(194,12): error TS2365: Operator '!==' cannot be applied to types 'number' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(197,12): error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(198,12): error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(199,12): error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(200,12): error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(202,12): error TS2365: Operator '!==' cannot be applied to types 'string' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(203,12): error TS2365: Operator '!==' cannot be applied to types 'string' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(204,12): error TS2365: Operator '!==' cannot be applied to types 'string' and 'void'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(205,12): error TS2365: Operator '!==' cannot be applied to types 'string' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(207,12): error TS2365: Operator '!==' cannot be applied to types 'void' and 'number'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(208,12): error TS2365: Operator '!==' cannot be applied to types 'void' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(209,12): error TS2365: Operator '!==' cannot be applied to types 'void' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(210,12): error TS2365: Operator '!==' cannot be applied to types 'void' and 'E'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(213,12): error TS2365: Operator '!==' cannot be applied to types 'E' and 'boolean'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(214,12): error TS2365: Operator '!==' cannot be applied to types 'E' and 'string'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(215,12): error TS2365: Operator '!==' cannot be applied to types 'E' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(114,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'number' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(115,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'number' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(116,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'number' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(119,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'boolean' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(120,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'boolean' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(121,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'boolean' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(122,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'boolean' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(124,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'string' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(125,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'string' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(126,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'string' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(127,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'string' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(129,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'void' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(130,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'void' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(131,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'void' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(132,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'void' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(135,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'E' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(136,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'E' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(137,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'E' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(140,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'number' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(141,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'number' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(142,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'number' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(145,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'boolean' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(146,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'boolean' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(147,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'boolean' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(148,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'boolean' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(150,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'string' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(151,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'string' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(152,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'string' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(153,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'string' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(155,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'void' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(156,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'void' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(157,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'void' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(158,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'void' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(161,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'E' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(162,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'E' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(163,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'E' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(166,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'number' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(167,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'number' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(168,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'number' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(171,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'boolean' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(172,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'boolean' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(173,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'boolean' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(174,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'boolean' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(176,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'string' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(177,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'string' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(178,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'string' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(179,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'string' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(181,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'void' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(182,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'void' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(183,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'void' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(184,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'void' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(187,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'E' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(188,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'E' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(189,12): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'E' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(192,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'number' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(193,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'number' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(194,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'number' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(197,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'boolean' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(198,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'boolean' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(199,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'boolean' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(200,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'boolean' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(202,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'string' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(203,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'string' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(204,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'string' and 'void'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(205,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'string' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(207,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'void' and 'number'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(208,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'void' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(209,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'void' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(210,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'void' and 'E'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(213,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'E' and 'boolean'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(214,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'E' and 'string'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts(215,12): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'E' and 'void'.
 
 
 ==== tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipPrimitiveType.ts (144 errors) ====
@@ -404,247 +476,319 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
     // operator ==
     var r5a1 = a == b;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'number' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'number' and 'boolean'.
     var r5a1 = a == c;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'number' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'number' and 'string'.
     var r5a1 = a == d;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'number' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'number' and 'void'.
     var r5a1 = a == e; // no error, expected
     
     var r5b1 = b == a;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'boolean' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'boolean' and 'number'.
     var r5b1 = b == c;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'boolean' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'boolean' and 'string'.
     var r5b1 = b == d;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'boolean' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'boolean' and 'void'.
     var r5b1 = b == e;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'boolean' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'boolean' and 'E'.
     
     var r5c1 = c == a;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'string' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'string' and 'number'.
     var r5c1 = c == b;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'string' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'string' and 'boolean'.
     var r5c1 = c == d;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'string' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'string' and 'void'.
     var r5c1 = c == e;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'string' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'string' and 'E'.
     
     var r5d1 = d == a;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'void' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'void' and 'number'.
     var r5d1 = d == b;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'void' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'void' and 'boolean'.
     var r5d1 = d == c;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'void' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'void' and 'string'.
     var r5d1 = d == e;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'void' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'void' and 'E'.
     
     var r5e1 = e == a; // no error, expected
     var r5e1 = e == b;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'E' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'E' and 'boolean'.
     var r5e1 = e == c;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'E' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'E' and 'string'.
     var r5e1 = e == d;
                ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'E' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'E' and 'void'.
     
     // operator !=
     var r6a1 = a != b;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'number' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'number' and 'boolean'.
     var r6a1 = a != c;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'number' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'number' and 'string'.
     var r6a1 = a != d;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'number' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'number' and 'void'.
     var r6a1 = a != e; // no error, expected
     
     var r6b1 = b != a;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'boolean' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'boolean' and 'number'.
     var r6b1 = b != c;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'boolean' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'boolean' and 'string'.
     var r6b1 = b != d;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'boolean' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'boolean' and 'void'.
     var r6b1 = b != e;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'boolean' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'boolean' and 'E'.
     
     var r6c1 = c != a;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'string' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'string' and 'number'.
     var r6c1 = c != b;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'string' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'string' and 'boolean'.
     var r6c1 = c != d;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'string' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'string' and 'void'.
     var r6c1 = c != e;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'string' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'string' and 'E'.
     
     var r6d1 = d != a;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'void' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'void' and 'number'.
     var r6d1 = d != b;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'void' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'void' and 'boolean'.
     var r6d1 = d != c;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'void' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'void' and 'string'.
     var r6d1 = d != e;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'void' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'void' and 'E'.
     
     var r6e1 = e != a; // no error, expected
     var r6e1 = e != b;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'E' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'E' and 'boolean'.
     var r6e1 = e != c;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'E' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'E' and 'string'.
     var r6e1 = e != d;
                ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'E' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'E' and 'void'.
     
     // operator ===
     var r7a1 = a === b;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'number' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'number' and 'boolean'.
     var r7a1 = a === c;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'number' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'number' and 'string'.
     var r7a1 = a === d;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'number' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'number' and 'void'.
     var r7a1 = a === e; // no error, expected
     
     var r7b1 = b === a;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'boolean' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'boolean' and 'number'.
     var r7b1 = b === c;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'boolean' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'boolean' and 'string'.
     var r7b1 = b === d;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'boolean' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'boolean' and 'void'.
     var r7b1 = b === e;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'boolean' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'boolean' and 'E'.
     
     var r7c1 = c === a;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'string' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'string' and 'number'.
     var r7c1 = c === b;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'string' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'string' and 'boolean'.
     var r7c1 = c === d;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'string' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'string' and 'void'.
     var r7c1 = c === e;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'string' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'string' and 'E'.
     
     var r7d1 = d === a;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'void' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'void' and 'number'.
     var r7d1 = d === b;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'void' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'void' and 'boolean'.
     var r7d1 = d === c;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'void' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'void' and 'string'.
     var r7d1 = d === e;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'void' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'void' and 'E'.
     
     var r7e1 = e === a; // no error, expected
     var r7e1 = e === b;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'E' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'E' and 'boolean'.
     var r7e1 = e === c;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'E' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'E' and 'string'.
     var r7e1 = e === d;
                ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'E' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'E' and 'void'.
     
     // operator !==
     var r8a1 = a !== b;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'number' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'number' and 'boolean'.
     var r8a1 = a !== c;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'number' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'number' and 'string'.
     var r8a1 = a !== d;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'number' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'number' and 'void'.
     var r8a1 = a !== e; // no error, expected
     
     var r8b1 = b !== a;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'boolean' and 'number'.
     var r8b1 = b !== c;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'boolean' and 'string'.
     var r8b1 = b !== d;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'boolean' and 'void'.
     var r8b1 = b !== e;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'boolean' and 'E'.
     
     var r8c1 = c !== a;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'string' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'string' and 'number'.
     var r8c1 = c !== b;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'string' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'string' and 'boolean'.
     var r8c1 = c !== d;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'string' and 'void'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'string' and 'void'.
     var r8c1 = c !== e;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'string' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'string' and 'E'.
     
     var r8d1 = d !== a;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'void' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'void' and 'number'.
     var r8d1 = d !== b;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'void' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'void' and 'boolean'.
     var r8d1 = d !== c;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'void' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'void' and 'string'.
     var r8d1 = d !== e;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'void' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'void' and 'E'.
     
     var r8e1 = e !== a; // no error, expected
     var r8e1 = e !== b;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'E' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'E' and 'boolean'.
     var r8e1 = e !== c;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'E' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'E' and 'string'.
     var r8e1 = e !== d;
                ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'E' and 'void'.
\ No newline at end of file
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'E' and 'void'.
\ No newline at end of file
diff --git a/tests/baselines/reference/comparisonOperatorWithNoRelationshipTypeParameter.errors.txt b/tests/baselines/reference/comparisonOperatorWithNoRelationshipTypeParameter.errors.txt
index 6bd8c30b205ca..cfc903a0d69e3 100644
--- a/tests/baselines/reference/comparisonOperatorWithNoRelationshipTypeParameter.errors.txt
+++ b/tests/baselines/reference/comparisonOperatorWithNoRelationshipTypeParameter.errors.txt
@@ -2,10 +2,14 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(13,14): error TS2365: Operator '>' cannot be applied to types 'T' and 'U'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(14,14): error TS2365: Operator '<=' cannot be applied to types 'T' and 'U'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(15,14): error TS2365: Operator '>=' cannot be applied to types 'T' and 'U'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(16,14): error TS2365: Operator '==' cannot be applied to types 'T' and 'U'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(17,14): error TS2365: Operator '!=' cannot be applied to types 'T' and 'U'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(18,14): error TS2365: Operator '===' cannot be applied to types 'T' and 'U'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(19,14): error TS2365: Operator '!==' cannot be applied to types 'T' and 'U'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(16,14): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'T' and 'U'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(17,14): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'T' and 'U'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(18,14): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'T' and 'U'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(19,14): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'T' and 'U'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(22,16): error TS2365: Operator '<' cannot be applied to types 'T' and 'boolean'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(23,16): error TS2365: Operator '<' cannot be applied to types 'T' and 'number'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithNoRelationshipTypeParameter.ts(24,16): error TS2365: Operator '<' cannot be applied to types 'T' and 'string'.
@@ -146,16 +150,20 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 !!! error TS2365: Operator '>=' cannot be applied to types 'T' and 'U'.
         var r5 = t == u;
                  ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'T' and 'U'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'T' and 'U'.
         var r6 = t != u;
                  ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'T' and 'U'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'T' and 'U'.
         var r7 = t === u;
                  ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'T' and 'U'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'T' and 'U'.
         var r8 = t !== u;
                  ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'T' and 'U'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'T' and 'U'.
     
         // operator <
         var r1a1 = t < a;
diff --git a/tests/baselines/reference/comparisonOperatorWithTypeParameter.errors.txt b/tests/baselines/reference/comparisonOperatorWithTypeParameter.errors.txt
index e8193e91a0f77..4dbf52d8ad067 100644
--- a/tests/baselines/reference/comparisonOperatorWithTypeParameter.errors.txt
+++ b/tests/baselines/reference/comparisonOperatorWithTypeParameter.errors.txt
@@ -2,34 +2,50 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(7,15): error TS2365: Operator '>' cannot be applied to types 'T' and 'U'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(8,15): error TS2365: Operator '<=' cannot be applied to types 'T' and 'U'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(9,15): error TS2365: Operator '>=' cannot be applied to types 'T' and 'U'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(10,15): error TS2365: Operator '==' cannot be applied to types 'T' and 'U'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(11,15): error TS2365: Operator '!=' cannot be applied to types 'T' and 'U'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(12,15): error TS2365: Operator '===' cannot be applied to types 'T' and 'U'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(13,15): error TS2365: Operator '!==' cannot be applied to types 'T' and 'U'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(10,15): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'T' and 'U'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(11,15): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'T' and 'U'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(12,15): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'T' and 'U'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(13,15): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'T' and 'U'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(15,15): error TS2365: Operator '<' cannot be applied to types 'U' and 'T'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(16,15): error TS2365: Operator '>' cannot be applied to types 'U' and 'T'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(17,15): error TS2365: Operator '<=' cannot be applied to types 'U' and 'T'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(18,15): error TS2365: Operator '>=' cannot be applied to types 'U' and 'T'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(19,15): error TS2365: Operator '==' cannot be applied to types 'U' and 'T'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(20,15): error TS2365: Operator '!=' cannot be applied to types 'U' and 'T'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(21,15): error TS2365: Operator '===' cannot be applied to types 'U' and 'T'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(22,15): error TS2365: Operator '!==' cannot be applied to types 'U' and 'T'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(19,15): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'U' and 'T'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(20,15): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'U' and 'T'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(21,15): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'U' and 'T'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(22,15): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'U' and 'T'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(24,15): error TS2365: Operator '<' cannot be applied to types 'T' and 'V'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(25,15): error TS2365: Operator '>' cannot be applied to types 'T' and 'V'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(26,15): error TS2365: Operator '<=' cannot be applied to types 'T' and 'V'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(27,15): error TS2365: Operator '>=' cannot be applied to types 'T' and 'V'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(28,15): error TS2365: Operator '==' cannot be applied to types 'T' and 'V'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(29,15): error TS2365: Operator '!=' cannot be applied to types 'T' and 'V'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(30,15): error TS2365: Operator '===' cannot be applied to types 'T' and 'V'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(31,15): error TS2365: Operator '!==' cannot be applied to types 'T' and 'V'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(28,15): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'T' and 'V'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(29,15): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'T' and 'V'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(30,15): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'T' and 'V'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(31,15): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'T' and 'V'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(33,15): error TS2365: Operator '<' cannot be applied to types 'V' and 'T'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(34,15): error TS2365: Operator '>' cannot be applied to types 'V' and 'T'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(35,15): error TS2365: Operator '<=' cannot be applied to types 'V' and 'T'.
 tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(36,15): error TS2365: Operator '>=' cannot be applied to types 'V' and 'T'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(37,15): error TS2365: Operator '==' cannot be applied to types 'V' and 'T'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(38,15): error TS2365: Operator '!=' cannot be applied to types 'V' and 'T'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(39,15): error TS2365: Operator '===' cannot be applied to types 'V' and 'T'.
-tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(40,15): error TS2365: Operator '!==' cannot be applied to types 'V' and 'T'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(37,15): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'V' and 'T'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(38,15): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'V' and 'T'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(39,15): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'V' and 'T'.
+tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts(40,15): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'V' and 'T'.
 
 
 ==== tests/cases/conformance/expressions/binaryOperators/comparisonOperator/comparisonOperatorWithTypeParameter.ts (32 errors) ====
@@ -52,16 +68,20 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 !!! error TS2365: Operator '>=' cannot be applied to types 'T' and 'U'.
         var ra5 = t == u;
                   ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'T' and 'U'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'T' and 'U'.
         var ra6 = t != u;
                   ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'T' and 'U'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'T' and 'U'.
         var ra7 = t === u;
                   ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'T' and 'U'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'T' and 'U'.
         var ra8 = t !== u;
                   ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'T' and 'U'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'T' and 'U'.
     
         var rb1 = u < t;
                   ~~~~~
@@ -77,16 +97,20 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 !!! error TS2365: Operator '>=' cannot be applied to types 'U' and 'T'.
         var rb5 = u == t;
                   ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'U' and 'T'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'U' and 'T'.
         var rb6 = u != t;
                   ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'U' and 'T'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'U' and 'T'.
         var rb7 = u === t;
                   ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'U' and 'T'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'U' and 'T'.
         var rb8 = u !== t;
                   ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'U' and 'T'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'U' and 'T'.
     
         var rc1 = t < v;
                   ~~~~~
@@ -102,16 +126,20 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 !!! error TS2365: Operator '>=' cannot be applied to types 'T' and 'V'.
         var rc5 = t == v;
                   ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'T' and 'V'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'T' and 'V'.
         var rc6 = t != v;
                   ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'T' and 'V'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'T' and 'V'.
         var rc7 = t === v;
                   ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'T' and 'V'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'T' and 'V'.
         var rc8 = t !== v;
                   ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'T' and 'V'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'T' and 'V'.
     
         var rd1 = v < t;
                   ~~~~~
@@ -127,16 +155,20 @@ tests/cases/conformance/expressions/binaryOperators/comparisonOperator/compariso
 !!! error TS2365: Operator '>=' cannot be applied to types 'V' and 'T'.
         var rd5 = v == t;
                   ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'V' and 'T'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'V' and 'T'.
         var rd6 = v != t;
                   ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'V' and 'T'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'V' and 'T'.
         var rd7 = v === t;
                   ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'V' and 'T'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'V' and 'T'.
         var rd8 = v !== t;
                   ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'V' and 'T'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'V' and 'T'.
     
         // ok
         var re1 = t < a;
diff --git a/tests/baselines/reference/discriminatedUnionTypes1.errors.txt b/tests/baselines/reference/discriminatedUnionTypes1.errors.txt
index ac2bd4d3b1973..2dea361163bb7 100644
--- a/tests/baselines/reference/discriminatedUnionTypes1.errors.txt
+++ b/tests/baselines/reference/discriminatedUnionTypes1.errors.txt
@@ -1,4 +1,5 @@
-tests/cases/conformance/types/union/discriminatedUnionTypes1.ts(89,9): error TS2365: Operator '===' cannot be applied to types '"A" | "B" | "C" | "D"' and '"X"'.
+tests/cases/conformance/types/union/discriminatedUnionTypes1.ts(89,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"A" | "B" | "C" | "D"' and '"X"'.
 
 
 ==== tests/cases/conformance/types/union/discriminatedUnionTypes1.ts (1 errors) ====
@@ -92,7 +93,8 @@ tests/cases/conformance/types/union/discriminatedUnionTypes1.ts(89,9): error TS2
     function f3(m: Message) {
         if (m.kind === "X") {
             ~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"A" | "B" | "C" | "D"' and '"X"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"A" | "B" | "C" | "D"' and '"X"'.
             m;  // never
         }
     }
diff --git a/tests/baselines/reference/enumLiteralTypes3.errors.txt b/tests/baselines/reference/enumLiteralTypes3.errors.txt
index 62cb4644c7256..02ce1ae54ae55 100644
--- a/tests/baselines/reference/enumLiteralTypes3.errors.txt
+++ b/tests/baselines/reference/enumLiteralTypes3.errors.txt
@@ -7,9 +7,12 @@ tests/cases/conformance/types/literal/enumLiteralTypes3.ts(19,5): error TS2322:
 tests/cases/conformance/types/literal/enumLiteralTypes3.ts(37,5): error TS2322: Type 'Choice.Unknown' is not assignable to type 'Choice.Yes'.
 tests/cases/conformance/types/literal/enumLiteralTypes3.ts(39,5): error TS2322: Type 'Choice.No' is not assignable to type 'Choice.Yes'.
 tests/cases/conformance/types/literal/enumLiteralTypes3.ts(40,5): error TS2322: Type 'Choice.Unknown' is not assignable to type 'YesNo'.
-tests/cases/conformance/types/literal/enumLiteralTypes3.ts(52,5): error TS2365: Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.Unknown'.
-tests/cases/conformance/types/literal/enumLiteralTypes3.ts(54,5): error TS2365: Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.No'.
-tests/cases/conformance/types/literal/enumLiteralTypes3.ts(55,5): error TS2365: Operator '===' cannot be applied to types 'YesNo' and 'Choice.Unknown'.
+tests/cases/conformance/types/literal/enumLiteralTypes3.ts(52,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.Unknown'.
+tests/cases/conformance/types/literal/enumLiteralTypes3.ts(54,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.No'.
+tests/cases/conformance/types/literal/enumLiteralTypes3.ts(55,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'YesNo' and 'Choice.Unknown'.
 tests/cases/conformance/types/literal/enumLiteralTypes3.ts(87,14): error TS2678: Type 'Choice.Unknown' is not comparable to type 'Choice.Yes'.
 tests/cases/conformance/types/literal/enumLiteralTypes3.ts(89,14): error TS2678: Type 'Choice.No' is not comparable to type 'Choice.Yes'.
 tests/cases/conformance/types/literal/enumLiteralTypes3.ts(96,14): error TS2678: Type 'Choice.Unknown' is not comparable to type 'YesNo'.
@@ -86,14 +89,17 @@ tests/cases/conformance/types/literal/enumLiteralTypes3.ts(96,14): error TS2678:
     function f6(a: Yes, b: YesNo, c: UnknownYesNo, d: Choice) {
         a === Choice.Unknown;
         ~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.Unknown'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.Unknown'.
         a === Choice.Yes;
         a === Choice.No;
         ~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.No'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.No'.
         b === Choice.Unknown;
         ~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'YesNo' and 'Choice.Unknown'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'YesNo' and 'Choice.Unknown'.
         b === Choice.Yes;
         b === Choice.No;
         c === Choice.Unknown;
diff --git a/tests/baselines/reference/equalityWithIntersectionTypes01.errors.txt b/tests/baselines/reference/equalityWithIntersectionTypes01.errors.txt
index 8bffff2218b5c..cb2dfd69cf76c 100644
--- a/tests/baselines/reference/equalityWithIntersectionTypes01.errors.txt
+++ b/tests/baselines/reference/equalityWithIntersectionTypes01.errors.txt
@@ -1,11 +1,19 @@
-tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(17,5): error TS2365: Operator '===' cannot be applied to types 'I1 & I3' and 'I2'.
-tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(17,16): error TS2365: Operator '===' cannot be applied to types 'I2' and 'I1 & I3'.
-tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(19,10): error TS2365: Operator '!==' cannot be applied to types 'I1 & I3' and 'I2'.
-tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(19,21): error TS2365: Operator '!==' cannot be applied to types 'I2' and 'I1 & I3'.
-tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(21,10): error TS2365: Operator '==' cannot be applied to types 'I1 & I3' and 'I2'.
-tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(21,20): error TS2365: Operator '==' cannot be applied to types 'I2' and 'I1 & I3'.
-tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(23,10): error TS2365: Operator '!=' cannot be applied to types 'I1 & I3' and 'I2'.
-tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(23,20): error TS2365: Operator '!=' cannot be applied to types 'I2' and 'I1 & I3'.
+tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(17,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'I1 & I3' and 'I2'.
+tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(17,16): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'I2' and 'I1 & I3'.
+tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(19,10): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'I1 & I3' and 'I2'.
+tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(19,21): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'I2' and 'I1 & I3'.
+tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(21,10): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'I1 & I3' and 'I2'.
+tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(21,20): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'I2' and 'I1 & I3'.
+tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(23,10): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'I1 & I3' and 'I2'.
+tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts(23,20): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'I2' and 'I1 & I3'.
 
 
 ==== tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersectionTypes01.ts (8 errors) ====
@@ -27,25 +35,33 @@ tests/cases/conformance/types/typeRelationships/comparable/equalityWithIntersect
     
     if (y === z || z === y) {
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'I1 & I3' and 'I2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'I1 & I3' and 'I2'.
                    ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'I2' and 'I1 & I3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'I2' and 'I1 & I3'.
     }
     else if (y !== z || z !== y) {
              ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'I1 & I3' and 'I2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'I1 & I3' and 'I2'.
                         ~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'I2' and 'I1 & I3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'I2' and 'I1 & I3'.
     }
     else if (y == z || z == y) {
              ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'I1 & I3' and 'I2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'I1 & I3' and 'I2'.
                        ~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'I2' and 'I1 & I3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'I2' and 'I1 & I3'.
     }
     else if (y != z || z != y) {
              ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'I1 & I3' and 'I2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'I1 & I3' and 'I2'.
                        ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'I2' and 'I1 & I3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'I2' and 'I1 & I3'.
     }
\ No newline at end of file
diff --git a/tests/baselines/reference/expr.errors.txt b/tests/baselines/reference/expr.errors.txt
index 23215cac6bae2..e20210d785c36 100644
--- a/tests/baselines/reference/expr.errors.txt
+++ b/tests/baselines/reference/expr.errors.txt
@@ -1,10 +1,17 @@
-tests/cases/compiler/expr.ts(87,5): error TS2365: Operator '==' cannot be applied to types 'number' and 'string'.
-tests/cases/compiler/expr.ts(88,5): error TS2365: Operator '==' cannot be applied to types 'number' and 'boolean'.
-tests/cases/compiler/expr.ts(94,5): error TS2365: Operator '==' cannot be applied to types 'string' and 'number'.
-tests/cases/compiler/expr.ts(95,5): error TS2365: Operator '==' cannot be applied to types 'string' and 'boolean'.
-tests/cases/compiler/expr.ts(98,5): error TS2365: Operator '==' cannot be applied to types 'string' and 'E'.
-tests/cases/compiler/expr.ts(115,5): error TS2365: Operator '==' cannot be applied to types 'E' and 'string'.
-tests/cases/compiler/expr.ts(116,5): error TS2365: Operator '==' cannot be applied to types 'E' and 'false'.
+tests/cases/compiler/expr.ts(87,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'number' and 'string'.
+tests/cases/compiler/expr.ts(88,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'number' and 'boolean'.
+tests/cases/compiler/expr.ts(94,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'string' and 'number'.
+tests/cases/compiler/expr.ts(95,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'string' and 'boolean'.
+tests/cases/compiler/expr.ts(98,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'string' and 'E'.
+tests/cases/compiler/expr.ts(115,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'E' and 'string'.
+tests/cases/compiler/expr.ts(116,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'E' and 'false'.
 tests/cases/compiler/expr.ts(142,5): error TS2365: Operator '+' cannot be applied to types 'number' and 'false'.
 tests/cases/compiler/expr.ts(143,5): error TS2365: Operator '+' cannot be applied to types 'number' and 'I'.
 tests/cases/compiler/expr.ts(161,5): error TS2365: Operator '+' cannot be applied to types 'I' and 'number'.
@@ -158,10 +165,12 @@ tests/cases/compiler/expr.ts(242,7): error TS2363: The right-hand side of an ari
         n==a;
         n==s;
         ~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'number' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'number' and 'string'.
         n==b;
         ~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'number' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'number' and 'boolean'.
         n==i;
         n==n;
         n==e;
@@ -169,15 +178,18 @@ tests/cases/compiler/expr.ts(242,7): error TS2363: The right-hand side of an ari
         s==a;
         s==n;
         ~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'string' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'string' and 'number'.
         s==b;
         ~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'string' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'string' and 'boolean'.
         s==i;
         s==s;
         s==e;
         ~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'string' and 'E'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'string' and 'E'.
     
         a==n;
         a==s;
@@ -196,10 +208,12 @@ tests/cases/compiler/expr.ts(242,7): error TS2363: The right-hand side of an ari
         e==n;
         e==s;
         ~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'E' and 'string'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'E' and 'string'.
         e==b;
         ~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'E' and 'false'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'E' and 'false'.
         e==a;
         e==i;
         e==e;
diff --git a/tests/baselines/reference/for-inStatementsArrayErrors.errors.txt b/tests/baselines/reference/for-inStatementsArrayErrors.errors.txt
index a47ea077d95d8..cffde539548d0 100644
--- a/tests/baselines/reference/for-inStatementsArrayErrors.errors.txt
+++ b/tests/baselines/reference/for-inStatementsArrayErrors.errors.txt
@@ -1,6 +1,7 @@
 tests/cases/conformance/statements/for-inStatements/for-inStatementsArrayErrors.ts(4,16): error TS7015: Element implicitly has an 'any' type because index expression is not of type 'number'.
 tests/cases/conformance/statements/for-inStatements/for-inStatementsArrayErrors.ts(5,16): error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
-tests/cases/conformance/statements/for-inStatements/for-inStatementsArrayErrors.ts(6,9): error TS2365: Operator '===' cannot be applied to types 'string' and 'number'.
+tests/cases/conformance/statements/for-inStatements/for-inStatementsArrayErrors.ts(6,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'string' and 'number'.
 tests/cases/conformance/statements/for-inStatements/for-inStatementsArrayErrors.ts(8,16): error TS2339: Property 'unknownProperty' does not exist on type 'string'.
 tests/cases/conformance/statements/for-inStatements/for-inStatementsArrayErrors.ts(12,10): error TS2403: Subsequent variable declarations must have the same type.  Variable 'i' must be of type 'number', but here has type 'string'.
 tests/cases/conformance/statements/for-inStatements/for-inStatementsArrayErrors.ts(16,10): error TS2403: Subsequent variable declarations must have the same type.  Variable 'j' must be of type 'any', but here has type 'string'.
@@ -18,7 +19,8 @@ tests/cases/conformance/statements/for-inStatements/for-inStatementsArrayErrors.
 !!! error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
         if (x === 1) {
             ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'string' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'string' and 'number'.
         }
         let a3 = x.unknownProperty;
                    ~~~~~~~~~~~~~~~
diff --git a/tests/baselines/reference/infinitelyExpandingTypes1.errors.txt b/tests/baselines/reference/infinitelyExpandingTypes1.errors.txt
index e188c8da45f64..d734668377ed1 100644
--- a/tests/baselines/reference/infinitelyExpandingTypes1.errors.txt
+++ b/tests/baselines/reference/infinitelyExpandingTypes1.errors.txt
@@ -1,4 +1,5 @@
-tests/cases/compiler/infinitelyExpandingTypes1.ts(21,1): error TS2365: Operator '==' cannot be applied to types 'List<number>' and 'List<string>'.
+tests/cases/compiler/infinitelyExpandingTypes1.ts(21,1): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'List<number>' and 'List<string>'.
 
 
 ==== tests/cases/compiler/infinitelyExpandingTypes1.ts (1 errors) ====
@@ -24,6 +25,7 @@ tests/cases/compiler/infinitelyExpandingTypes1.ts(21,1): error TS2365: Operator
     
     l == l2; // should error;
     ~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'List<number>' and 'List<string>'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'List<number>' and 'List<string>'.
     
     l == l; // should not error
\ No newline at end of file
diff --git a/tests/baselines/reference/numericLiteralTypes3.errors.txt b/tests/baselines/reference/numericLiteralTypes3.errors.txt
index f89ea2ff10b0d..480fda93a4af5 100644
--- a/tests/baselines/reference/numericLiteralTypes3.errors.txt
+++ b/tests/baselines/reference/numericLiteralTypes3.errors.txt
@@ -22,15 +22,24 @@ tests/cases/conformance/types/literal/numericLiteralTypes3.ts(39,5): error TS232
 tests/cases/conformance/types/literal/numericLiteralTypes3.ts(40,5): error TS2322: Type '1' is not assignable to type 'B'.
 tests/cases/conformance/types/literal/numericLiteralTypes3.ts(43,5): error TS2322: Type '0' is not assignable to type 'C'.
 tests/cases/conformance/types/literal/numericLiteralTypes3.ts(50,5): error TS2322: Type '3' is not assignable to type 'D'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(54,5): error TS2365: Operator '===' cannot be applied to types '1' and '0'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(56,5): error TS2365: Operator '===' cannot be applied to types '1' and '2'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(57,5): error TS2365: Operator '===' cannot be applied to types '1' and '3'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(58,5): error TS2365: Operator '===' cannot be applied to types 'B' and '0'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(59,5): error TS2365: Operator '===' cannot be applied to types 'B' and '1'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(62,5): error TS2365: Operator '===' cannot be applied to types 'C' and '0'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(69,5): error TS2365: Operator '===' cannot be applied to types 'D' and '3'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(74,5): error TS2365: Operator '===' cannot be applied to types '1' and 'B'.
-tests/cases/conformance/types/literal/numericLiteralTypes3.ts(77,5): error TS2365: Operator '===' cannot be applied to types 'B' and '1'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(54,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '1' and '0'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(56,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '1' and '2'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(57,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '1' and '3'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(58,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'B' and '0'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(59,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'B' and '1'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(62,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'C' and '0'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(69,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'D' and '3'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(74,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '1' and 'B'.
+tests/cases/conformance/types/literal/numericLiteralTypes3.ts(77,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'B' and '1'.
 tests/cases/conformance/types/literal/numericLiteralTypes3.ts(94,14): error TS2678: Type '1' is not comparable to type '0 | 2 | 4'.
 tests/cases/conformance/types/literal/numericLiteralTypes3.ts(96,14): error TS2678: Type '3' is not comparable to type '0 | 2 | 4'.
 tests/cases/conformance/types/literal/numericLiteralTypes3.ts(98,14): error TS2678: Type '5' is not comparable to type '0 | 2 | 4'.
@@ -132,25 +141,31 @@ tests/cases/conformance/types/literal/numericLiteralTypes3.ts(98,14): error TS26
     function f6(a: A, b: B, c: C, d: D) {
         a === 0;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '1' and '0'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '1' and '0'.
         a === 1;
         a === 2;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '1' and '2'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '1' and '2'.
         a === 3;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '1' and '3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '1' and '3'.
         b === 0;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'B' and '0'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'B' and '0'.
         b === 1;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'B' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'B' and '1'.
         b === 2;
         b === 3;
         c === 0;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'C' and '0'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'C' and '0'.
         c === 1;
         c === 2;
         c === 3;
@@ -159,19 +174,22 @@ tests/cases/conformance/types/literal/numericLiteralTypes3.ts(98,14): error TS26
         d === 2;
         d === 3;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'D' and '3'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'D' and '3'.
     }
     
     function f7(a: A, b: B, c: C, d: D) {
         a === a;
         a === b;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '1' and 'B'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '1' and 'B'.
         a === c;
         a === d;
         b === a;
         ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'B' and '1'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'B' and '1'.
         b === b;
         b === c;
         b === d;
diff --git a/tests/baselines/reference/stringEnumLiteralTypes3.errors.txt b/tests/baselines/reference/stringEnumLiteralTypes3.errors.txt
index 7feed87d824f1..a962fd585bb52 100644
--- a/tests/baselines/reference/stringEnumLiteralTypes3.errors.txt
+++ b/tests/baselines/reference/stringEnumLiteralTypes3.errors.txt
@@ -7,9 +7,12 @@ tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(19,5): error TS
 tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(37,5): error TS2322: Type 'Choice.Unknown' is not assignable to type 'Choice.Yes'.
 tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(39,5): error TS2322: Type 'Choice.No' is not assignable to type 'Choice.Yes'.
 tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(40,5): error TS2322: Type 'Choice.Unknown' is not assignable to type 'YesNo'.
-tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(52,5): error TS2365: Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.Unknown'.
-tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(54,5): error TS2365: Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.No'.
-tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(55,5): error TS2365: Operator '===' cannot be applied to types 'YesNo' and 'Choice.Unknown'.
+tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(52,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.Unknown'.
+tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(54,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.No'.
+tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(55,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'YesNo' and 'Choice.Unknown'.
 tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(87,14): error TS2678: Type 'Choice.Unknown' is not comparable to type 'Choice.Yes'.
 tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(89,14): error TS2678: Type 'Choice.No' is not comparable to type 'Choice.Yes'.
 tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(96,14): error TS2678: Type 'Choice.Unknown' is not comparable to type 'YesNo'.
@@ -86,14 +89,17 @@ tests/cases/conformance/types/literal/stringEnumLiteralTypes3.ts(96,14): error T
     function f6(a: Yes, b: YesNo, c: UnknownYesNo, d: Choice) {
         a === Choice.Unknown;
         ~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.Unknown'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.Unknown'.
         a === Choice.Yes;
         a === Choice.No;
         ~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.No'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'Choice.Yes' and 'Choice.No'.
         b === Choice.Unknown;
         ~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'YesNo' and 'Choice.Unknown'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'YesNo' and 'Choice.Unknown'.
         b === Choice.Yes;
         b === Choice.No;
         c === Choice.Unknown;
diff --git a/tests/baselines/reference/stringLiteralTypesWithVariousOperators02.errors.txt b/tests/baselines/reference/stringLiteralTypesWithVariousOperators02.errors.txt
index 03fa065fcd3b6..73a93081bd80c 100644
--- a/tests/baselines/reference/stringLiteralTypesWithVariousOperators02.errors.txt
+++ b/tests/baselines/reference/stringLiteralTypesWithVariousOperators02.errors.txt
@@ -7,8 +7,10 @@ tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperato
 tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperators02.ts(12,11): error TS2356: An arithmetic operand must be of type 'any', 'number' or an enum type.
 tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperators02.ts(13,9): error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
 tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperators02.ts(14,9): error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
-tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperators02.ts(16,9): error TS2365: Operator '===' cannot be applied to types '"ABC"' and '"XYZ"'.
-tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperators02.ts(17,9): error TS2365: Operator '!=' cannot be applied to types '"ABC"' and '"XYZ"'.
+tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperators02.ts(16,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"ABC"' and '"XYZ"'.
+tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperators02.ts(17,9): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '"ABC"' and '"XYZ"'.
 
 
 ==== tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperators02.ts (11 errors) ====
@@ -47,7 +49,9 @@ tests/cases/conformance/types/stringLiteral/stringLiteralTypesWithVariousOperato
     let j = abc < xyz;
     let k = abc === xyz;
             ~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"ABC"' and '"XYZ"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"ABC"' and '"XYZ"'.
     let l = abc != xyz;
             ~~~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '"ABC"' and '"XYZ"'.
\ No newline at end of file
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '"ABC"' and '"XYZ"'.
\ No newline at end of file
diff --git a/tests/baselines/reference/stringLiteralsAssertionsInEqualityComparisons02.errors.txt b/tests/baselines/reference/stringLiteralsAssertionsInEqualityComparisons02.errors.txt
index fd92af4e84f63..80df95bcdc702 100644
--- a/tests/baselines/reference/stringLiteralsAssertionsInEqualityComparisons02.errors.txt
+++ b/tests/baselines/reference/stringLiteralsAssertionsInEqualityComparisons02.errors.txt
@@ -1,5 +1,7 @@
-tests/cases/conformance/types/literal/stringLiteralsAssertionsInEqualityComparisons02.ts(3,9): error TS2365: Operator '===' cannot be applied to types '"foo"' and '"baz"'.
-tests/cases/conformance/types/literal/stringLiteralsAssertionsInEqualityComparisons02.ts(5,9): error TS2365: Operator '==' cannot be applied to types 'string' and 'number'.
+tests/cases/conformance/types/literal/stringLiteralsAssertionsInEqualityComparisons02.ts(3,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"foo"' and '"baz"'.
+tests/cases/conformance/types/literal/stringLiteralsAssertionsInEqualityComparisons02.ts(5,9): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'string' and 'number'.
 tests/cases/conformance/types/literal/stringLiteralsAssertionsInEqualityComparisons02.ts(5,19): error TS2352: Type 'string' cannot be converted to type 'number'.
 
 
@@ -8,11 +10,13 @@ tests/cases/conformance/types/literal/stringLiteralsAssertionsInEqualityComparis
     
     var a = "foo" === "bar" as "baz";
             ~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"foo"' and '"baz"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"foo"' and '"baz"'.
     var b = "foo" !== ("bar" as "foo");
     var c = "foo" == (<number>"bar");
             ~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'string' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'string' and 'number'.
                       ~~~~~~~~~~~~~
 !!! error TS2352: Type 'string' cannot be converted to type 'number'.
     var d = "foo" === ("bar" as EnhancedString);
\ No newline at end of file
diff --git a/tests/baselines/reference/stringLiteralsWithEqualityChecks01.errors.txt b/tests/baselines/reference/stringLiteralsWithEqualityChecks01.errors.txt
index 17b4e39e0c5cb..d924d52359b90 100644
--- a/tests/baselines/reference/stringLiteralsWithEqualityChecks01.errors.txt
+++ b/tests/baselines/reference/stringLiteralsWithEqualityChecks01.errors.txt
@@ -1,9 +1,15 @@
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(8,5): error TS2365: Operator '===' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(9,5): error TS2365: Operator '===' cannot be applied to types '"bar"' and '"foo"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(10,5): error TS2365: Operator '===' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(17,5): error TS2365: Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(18,5): error TS2365: Operator '!==' cannot be applied to types '"bar"' and '"foo"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(19,5): error TS2365: Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(8,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(9,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"bar"' and '"foo"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(10,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(17,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(18,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '"bar"' and '"foo"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(19,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
 
 
 ==== tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts (6 errors) ====
@@ -16,13 +22,16 @@ tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(19,5
     b = y === "foo";
     b = "foo" === "bar";
         ~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"foo"' and '"bar"'.
     b = "bar" === x;
         ~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"bar"' and '"foo"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"bar"' and '"foo"'.
     b = x === "bar";
         ~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"foo"' and '"bar"'.
     b = y === "bar";
     b = "bar" === y;
     
@@ -31,13 +40,16 @@ tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks01.ts(19,5
     b = y !== "foo";
     b = "foo" !== "bar";
         ~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
     b = "bar" !== x;
         ~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '"bar"' and '"foo"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '"bar"' and '"foo"'.
     b = x !== "bar";
         ~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
     b = y !== "bar";
     b = "bar" !== y;
     
diff --git a/tests/baselines/reference/stringLiteralsWithEqualityChecks02.errors.txt b/tests/baselines/reference/stringLiteralsWithEqualityChecks02.errors.txt
index ef01bbf510989..a0407268afb8b 100644
--- a/tests/baselines/reference/stringLiteralsWithEqualityChecks02.errors.txt
+++ b/tests/baselines/reference/stringLiteralsWithEqualityChecks02.errors.txt
@@ -1,9 +1,15 @@
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(8,5): error TS2365: Operator '==' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(9,5): error TS2365: Operator '==' cannot be applied to types '"bar"' and '"foo"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(10,5): error TS2365: Operator '==' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(17,5): error TS2365: Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(18,5): error TS2365: Operator '!=' cannot be applied to types '"bar"' and '"foo"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(19,5): error TS2365: Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(8,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(9,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '"bar"' and '"foo"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(10,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(17,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(18,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '"bar"' and '"foo"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(19,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
 
 
 ==== tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts (6 errors) ====
@@ -16,13 +22,16 @@ tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(19,5
     b = y == "foo";
     b = "foo" == "bar";
         ~~~~~~~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '"foo"' and '"bar"'.
     b = "bar" == x;
         ~~~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '"bar"' and '"foo"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '"bar"' and '"foo"'.
     b = x == "bar";
         ~~~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '"foo"' and '"bar"'.
     b = y == "bar";
     b = "bar" == y;
     
@@ -31,13 +40,16 @@ tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks02.ts(19,5
     b = y != "foo";
     b = "foo" != "bar";
         ~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
     b = "bar" != x;
         ~~~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '"bar"' and '"foo"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '"bar"' and '"foo"'.
     b = x != "bar";
         ~~~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
     b = y != "bar";
     b = "bar" != y;
     
diff --git a/tests/baselines/reference/stringLiteralsWithEqualityChecks03.errors.txt b/tests/baselines/reference/stringLiteralsWithEqualityChecks03.errors.txt
index a12d3f7f0d204..64cd2ae3c0770 100644
--- a/tests/baselines/reference/stringLiteralsWithEqualityChecks03.errors.txt
+++ b/tests/baselines/reference/stringLiteralsWithEqualityChecks03.errors.txt
@@ -1,5 +1,7 @@
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks03.ts(16,5): error TS2365: Operator '===' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks03.ts(25,5): error TS2365: Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks03.ts(16,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks03.ts(25,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
 
 
 ==== tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks03.ts (2 errors) ====
@@ -20,7 +22,8 @@ tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks03.ts(25,5
     b = y === "foo";
     b = "foo" === "bar";
         ~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"foo"' and '"bar"'.
     b = "bar" === x;
     b = x === "bar";
     b = y === "bar";
@@ -31,7 +34,8 @@ tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks03.ts(25,5
     b = y !== "foo";
     b = "foo" !== "bar";
         ~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '"foo"' and '"bar"'.
     b = "bar" !== x;
     b = x !== "bar";
     b = y !== "bar";
diff --git a/tests/baselines/reference/stringLiteralsWithEqualityChecks04.errors.txt b/tests/baselines/reference/stringLiteralsWithEqualityChecks04.errors.txt
index fde735023d97c..30d94c942ea22 100644
--- a/tests/baselines/reference/stringLiteralsWithEqualityChecks04.errors.txt
+++ b/tests/baselines/reference/stringLiteralsWithEqualityChecks04.errors.txt
@@ -1,5 +1,7 @@
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks04.ts(16,5): error TS2365: Operator '==' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks04.ts(25,5): error TS2365: Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks04.ts(16,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks04.ts(25,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
 
 
 ==== tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks04.ts (2 errors) ====
@@ -20,7 +22,8 @@ tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks04.ts(25,5
     b = y == "foo";
     b = "foo" == "bar";
         ~~~~~~~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '"foo"' and '"bar"'.
     b = "bar" == x;
     b = x == "bar";
     b = y == "bar";
@@ -31,7 +34,8 @@ tests/cases/conformance/types/literal/stringLiteralsWithEqualityChecks04.ts(25,5
     b = y != "foo";
     b = "foo" != "bar";
         ~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
     b = "bar" != x;
     b = x != "bar";
     b = y != "bar";
diff --git a/tests/baselines/reference/stringLiteralsWithSwitchStatements02.errors.txt b/tests/baselines/reference/stringLiteralsWithSwitchStatements02.errors.txt
index 1a4d9a4c5602c..7ca964f96f7bb 100644
--- a/tests/baselines/reference/stringLiteralsWithSwitchStatements02.errors.txt
+++ b/tests/baselines/reference/stringLiteralsWithSwitchStatements02.errors.txt
@@ -1,5 +1,7 @@
-tests/cases/conformance/types/literal/stringLiteralsWithSwitchStatements02.ts(8,5): error TS2365: Operator '==' cannot be applied to types '"foo"' and '"bar"'.
-tests/cases/conformance/types/literal/stringLiteralsWithSwitchStatements02.ts(13,5): error TS2365: Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithSwitchStatements02.ts(8,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '"foo"' and '"bar"'.
+tests/cases/conformance/types/literal/stringLiteralsWithSwitchStatements02.ts(13,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
 
 
 ==== tests/cases/conformance/types/literal/stringLiteralsWithSwitchStatements02.ts (2 errors) ====
@@ -12,13 +14,15 @@ tests/cases/conformance/types/literal/stringLiteralsWithSwitchStatements02.ts(13
     b = y == "foo";
     b = "foo" == "bar";
         ~~~~~~~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '"foo"' and '"bar"'.
     
     b = x != y;
     b = "foo" != y
     b = y != "foo";
     b = "foo" != "bar";
         ~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '"foo"' and '"bar"'.
     
     
\ No newline at end of file
diff --git a/tests/baselines/reference/symbolType9.errors.txt b/tests/baselines/reference/symbolType9.errors.txt
index 5506fdc6f9dac..3a825b83a12b5 100644
--- a/tests/baselines/reference/symbolType9.errors.txt
+++ b/tests/baselines/reference/symbolType9.errors.txt
@@ -1,7 +1,11 @@
-tests/cases/conformance/es6/Symbols/symbolType9.ts(3,1): error TS2365: Operator '==' cannot be applied to types 'symbol' and 'boolean'.
-tests/cases/conformance/es6/Symbols/symbolType9.ts(5,1): error TS2365: Operator '!=' cannot be applied to types 'number' and 'symbol'.
-tests/cases/conformance/es6/Symbols/symbolType9.ts(7,1): error TS2365: Operator '===' cannot be applied to types 'symbol' and 'number'.
-tests/cases/conformance/es6/Symbols/symbolType9.ts(9,1): error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'symbol'.
+tests/cases/conformance/es6/Symbols/symbolType9.ts(3,1): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'symbol' and 'boolean'.
+tests/cases/conformance/es6/Symbols/symbolType9.ts(5,1): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types 'number' and 'symbol'.
+tests/cases/conformance/es6/Symbols/symbolType9.ts(7,1): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types 'symbol' and 'number'.
+tests/cases/conformance/es6/Symbols/symbolType9.ts(9,1): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types 'boolean' and 'symbol'.
 
 
 ==== tests/cases/conformance/es6/Symbols/symbolType9.ts (4 errors) ====
@@ -9,16 +13,20 @@ tests/cases/conformance/es6/Symbols/symbolType9.ts(9,1): error TS2365: Operator
     s == s;
     s == true;
     ~~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'symbol' and 'boolean'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'symbol' and 'boolean'.
     s != s;
     0 != s;
     ~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types 'number' and 'symbol'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types 'number' and 'symbol'.
     s === s;
     s === 1;
     ~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types 'symbol' and 'number'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types 'symbol' and 'number'.
     s !== s;
     false !== s;
     ~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types 'boolean' and 'symbol'.
\ No newline at end of file
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types 'boolean' and 'symbol'.
\ No newline at end of file
diff --git a/tests/baselines/reference/typeGuardOfFormTypeOfEqualEqualHasNoEffect.errors.txt b/tests/baselines/reference/typeGuardOfFormTypeOfEqualEqualHasNoEffect.errors.txt
index 1845d2e9775f2..6d79cc7318a00 100644
--- a/tests/baselines/reference/typeGuardOfFormTypeOfEqualEqualHasNoEffect.errors.txt
+++ b/tests/baselines/reference/typeGuardOfFormTypeOfEqualEqualHasNoEffect.errors.txt
@@ -1,7 +1,8 @@
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfEqualEqualHasNoEffect.ts(13,9): error TS2403: Subsequent variable declarations must have the same type.  Variable 'r1' must be of type 'string', but here has type 'number'.
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfEqualEqualHasNoEffect.ts(20,9): error TS2403: Subsequent variable declarations must have the same type.  Variable 'r2' must be of type 'boolean', but here has type 'string'.
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfEqualEqualHasNoEffect.ts(27,9): error TS2403: Subsequent variable declarations must have the same type.  Variable 'r3' must be of type 'number', but here has type 'boolean'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfEqualEqualHasNoEffect.ts(30,5): error TS2365: Operator '==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfEqualEqualHasNoEffect.ts(30,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfEqualEqualHasNoEffect.ts(34,9): error TS2403: Subsequent variable declarations must have the same type.  Variable 'r4' must be of type 'C', but here has type 'string'.
 
 
@@ -43,7 +44,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfEqualEqualHa
     
     if (typeof strOrC == "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         var r4 = strOrC; // string | C
     }
     else {
diff --git a/tests/baselines/reference/typeGuardOfFormTypeOfNotEqualHasNoEffect.errors.txt b/tests/baselines/reference/typeGuardOfFormTypeOfNotEqualHasNoEffect.errors.txt
index 1814abec82380..e7e00fe8937ff 100644
--- a/tests/baselines/reference/typeGuardOfFormTypeOfNotEqualHasNoEffect.errors.txt
+++ b/tests/baselines/reference/typeGuardOfFormTypeOfNotEqualHasNoEffect.errors.txt
@@ -1,7 +1,8 @@
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfNotEqualHasNoEffect.ts(13,9): error TS2403: Subsequent variable declarations must have the same type.  Variable 'r1' must be of type 'number', but here has type 'string'.
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfNotEqualHasNoEffect.ts(20,9): error TS2403: Subsequent variable declarations must have the same type.  Variable 'r2' must be of type 'string', but here has type 'boolean'.
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfNotEqualHasNoEffect.ts(27,9): error TS2403: Subsequent variable declarations must have the same type.  Variable 'r3' must be of type 'boolean', but here has type 'number'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfNotEqualHasNoEffect.ts(30,5): error TS2365: Operator '!=' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfNotEqualHasNoEffect.ts(30,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!=' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfNotEqualHasNoEffect.ts(34,9): error TS2403: Subsequent variable declarations must have the same type.  Variable 'r4' must be of type 'string', but here has type 'C'.
 
 
@@ -43,7 +44,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfNotEqualHasN
     
     if (typeof strOrC != "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!=' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!=' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         var r4 = strOrC; // string | C
     }
     else {
diff --git a/tests/baselines/reference/typeGuardOfFormTypeOfOther.errors.txt b/tests/baselines/reference/typeGuardOfFormTypeOfOther.errors.txt
index c9cb9fdd4561c..c0e8e140419b7 100644
--- a/tests/baselines/reference/typeGuardOfFormTypeOfOther.errors.txt
+++ b/tests/baselines/reference/typeGuardOfFormTypeOfOther.errors.txt
@@ -1,15 +1,23 @@
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(21,5): error TS2365: Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(27,5): error TS2365: Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(33,5): error TS2365: Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(21,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(27,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(33,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(40,5): error TS2322: Type 'string | C' is not assignable to type 'C'.
   Type 'string' is not assignable to type 'C'.
 tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(43,9): error TS2322: Type 'string | C' is not assignable to type 'string'.
   Type 'C' is not assignable to type 'string'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(46,5): error TS2365: Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(56,5): error TS2365: Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(62,5): error TS2365: Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(68,5): error TS2365: Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
-tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,5): error TS2365: Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(46,5): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(56,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(62,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(68,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,5): error TS2367: The types of these values indicate that this condition will always be 'true'.
+  Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
 
 
 ==== tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts (10 errors) ====
@@ -35,7 +43,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,
     
     if (typeof strOrC === "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         c = strOrC; // C
     }
     else {
@@ -43,7 +52,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,
     }
     if (typeof numOrC === "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         c = numOrC; // C
     }
     else {
@@ -51,7 +61,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,
     }
     if (typeof boolOrC === "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         c = boolOrC; // C
     }
     else {
@@ -72,7 +83,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,
     
     if (typeof strOrNumOrBool === "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '===' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         let q1: {} = strOrNumOrBool; // {}
     }
     else {
@@ -84,7 +96,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,
     //  - when false, narrows the type of x by typeof x === s when true.
     if (typeof strOrC !== "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         var r2: string = strOrC; // string
     }
     else {
@@ -92,7 +105,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,
     }
     if (typeof numOrC !== "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         var r3: number = numOrC; // number
     }
     else {
@@ -100,7 +114,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,
     }
     if (typeof boolOrC !== "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         var r4: boolean = boolOrC; // boolean
     }
     else {
@@ -109,7 +124,8 @@ tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfOther.ts(75,
     
     if (typeof strOrNumOrBool !== "Object") {
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2365: Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'true'.
+!!! error TS2367:   Operator '!==' cannot be applied to types '"string" | "number" | "boolean" | "symbol" | "undefined" | "object" | "function"' and '"Object"'.
         let q1: string | number | boolean = strOrNumOrBool; // string | number | boolean
     }
     else {
diff --git a/tests/baselines/reference/typeMatch1.errors.txt b/tests/baselines/reference/typeMatch1.errors.txt
index d0bcd71065ea9..c060a01ec7570 100644
--- a/tests/baselines/reference/typeMatch1.errors.txt
+++ b/tests/baselines/reference/typeMatch1.errors.txt
@@ -2,7 +2,8 @@ tests/cases/compiler/typeMatch1.ts(18,1): error TS2322: Type 'D' is not assignab
   Types have separate declarations of a private property 'x'.
 tests/cases/compiler/typeMatch1.ts(19,1): error TS2322: Type 'typeof C' is not assignable to type 'C'.
   Property 'x' is missing in type 'typeof C'.
-tests/cases/compiler/typeMatch1.ts(20,1): error TS2365: Operator '==' cannot be applied to types 'typeof C' and 'typeof D'.
+tests/cases/compiler/typeMatch1.ts(20,1): error TS2367: The types of these values indicate that this condition will always be 'false'.
+  Operator '==' cannot be applied to types 'typeof C' and 'typeof D'.
 
 
 ==== tests/cases/compiler/typeMatch1.ts (3 errors) ====
@@ -33,7 +34,8 @@ tests/cases/compiler/typeMatch1.ts(20,1): error TS2365: Operator '==' cannot be
 !!! error TS2322:   Property 'x' is missing in type 'typeof C'.
     C==D;
     ~~~~
-!!! error TS2365: Operator '==' cannot be applied to types 'typeof C' and 'typeof D'.
+!!! error TS2367: The types of these values indicate that this condition will always be 'false'.
+!!! error TS2367:   Operator '==' cannot be applied to types 'typeof C' and 'typeof D'.
     C==C;
     
     
\ No newline at end of file