Adding upstream version 1.21.8.upstream/1.21.8

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 38 insertions, 0 deletions

diff --git a/test/fixedbugs/issue24488.go b/test/fixedbugs/issue24488.go
new file mode 100644
index 0000000..b3deab4
--- /dev/null
+++ b/test/fixedbugs/issue24488.go
@@ -0,0 +1,38 @@
+// run
+
+// Copyright 2018 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 (
+	"runtime"
+	"strings"
+)
+
+type Func func()
+
+func (f Func) Foo() {
+	if f != nil {
+		f()
+	}
+}
+
+func (f Func) Bar() {
+	if f != nil {
+		f()
+	}
+	buf := make([]byte, 4000)
+	n := runtime.Stack(buf, true)
+	s := string(buf[:n])
+	if strings.Contains(s, "-fm") {
+		panic("wrapper present in stack trace:\n" + s)
+	}
+}
+
+func main() {
+	foo := Func(func() {})
+	foo = foo.Bar
+	foo.Foo()
+}