go source for verification 2026-05-22

test/fixedbugs/issue52788.go

@@ -0,0 +1,27 @@
+// run
+
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 52788: miscompilation for boolean comparison on ARM64.
+
+package main
+
+import (
+	"fmt"
+	"reflect"
+)
+
+func f(next func() bool) {
+	for b := next(); b; b = next() {
+		fmt.Printf("next() returned %v\n", b)
+	}
+}
+
+func main() {
+	next := reflect.MakeFunc(reflect.TypeOf((func() bool)(nil)), func(_ []reflect.Value) []reflect.Value {
+		return []reflect.Value{reflect.ValueOf(false)}
+	})
+	reflect.ValueOf(f).Call([]reflect.Value{next})
+}