Fix build for 386 and add build.yml workflow

.github/workflows/build.yml

@@ -0,0 +1,23 @@
+name: build
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go-versions: [ '1.18', '1.22' ]
+        go-arch: [ '386' ]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup Go ${{ matrix.go-version }}
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ matrix.go-version }}
+      - name: Build
+        run: GOARCH=${{ matrix.go-arch }} go build

compiler/compiler.go

@@ -345,9 +345,7 @@ func (c *compiler) IntegerNode(node *ast.IntegerNode) {
 		}
 		c.emitPush(int32(node.Value))
 	case reflect.Int64:
-		if node.Value > math.MaxInt64 || node.Value < math.MinInt64 {
-			panic(fmt.Sprintf("constant %d overflows int64", node.Value))
-		}
+		panic(fmt.Sprintf("constant %d overflows int64", node.Value))
 		c.emitPush(int64(node.Value))
 	case reflect.Uint:
 		if node.Value < 0 {
@@ -365,7 +363,7 @@ func (c *compiler) IntegerNode(node *ast.IntegerNode) {
 		}
 		c.emitPush(uint16(node.Value))
 	case reflect.Uint32:
-		if node.Value > math.MaxUint32 || node.Value < 0 {
+		if node.Value < 0 {
 			panic(fmt.Sprintf("constant %d overflows uint32", node.Value))
 		}
 		c.emitPush(uint32(node.Value))