diff --git a/src/rt/arraybyte.d b/src/rt/arraybyte.d
index c0c03ce002b..240d9bb2fd7 100644
--- a/src/rt/arraybyte.d
+++ b/src/rt/arraybyte.d
@@ -303,7 +303,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -1323,7 +1322,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
diff --git a/src/rt/arraydouble.d b/src/rt/arraydouble.d
index 9b8d6f1f4eb..23e8bdd2c7a 100644
--- a/src/rt/arraydouble.d
+++ b/src/rt/arraydouble.d
@@ -65,7 +65,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -178,7 +177,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -1118,7 +1116,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
diff --git a/src/rt/arrayfloat.d b/src/rt/arrayfloat.d
index 0df5401e4c3..79dbef0d8d0 100644
--- a/src/rt/arrayfloat.d
+++ b/src/rt/arrayfloat.d
@@ -169,7 +169,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -227,7 +226,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -285,7 +283,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
diff --git a/src/rt/arrayint.d b/src/rt/arrayint.d
index d96fb56204e..b47cb4d80b0 100644
--- a/src/rt/arrayint.d
+++ b/src/rt/arrayint.d
@@ -276,7 +276,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -1201,7 +1200,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -1920,7 +1918,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
diff --git a/src/rt/arrayreal.d b/src/rt/arrayreal.d
index 20d8f54f77d..7a65c29e1c8 100644
--- a/src/rt/arrayreal.d
+++ b/src/rt/arrayreal.d
@@ -62,7 +62,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -121,7 +120,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
diff --git a/src/rt/arrayshort.d b/src/rt/arrayshort.d
index 8152a283b36..a703f457d58 100644
--- a/src/rt/arrayshort.d
+++ b/src/rt/arrayshort.d
@@ -249,7 +249,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -1123,7 +1122,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {
@@ -1814,7 +1812,6 @@ in
         assert(a.length == b.length && b.length == c.length);
         assert(disjoint(a, b));
         assert(disjoint(a, c));
-        assert(disjoint(b, c));
 }
 body
 {