go source for verification 2026-05-22

test/fixedbugs/bug141.go

@@ -0,0 +1,32 @@
+// run
+
+// Copyright 2009 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.
+
+package main
+
+import "os"
+
+type S struct { i int }
+func (p *S) Get() int { return p.i }
+
+type Empty interface {
+}
+
+type Getter interface {
+	Get() int;
+}
+
+func f1(p Empty) {
+	switch x := p.(type) {
+	default: println("failed to match interface", x); os.Exit(1);
+	case Getter: break;
+	}
+
+}
+
+func main() {
+	var s S;
+	f1(&s);
+}