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-rw-r--r--test/fixedbugs/issue52788.go27
1 files changed, 27 insertions, 0 deletions
diff --git a/test/fixedbugs/issue52788.go b/test/fixedbugs/issue52788.go
new file mode 100644
index 0000000..b0d7d14
--- /dev/null
+++ b/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})
+}