Adding upstream version 1.21.8.upstream/1.21.8

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

1 files changed, 37 insertions, 0 deletions

diff --git a/test/fixedbugs/issue27201.go b/test/fixedbugs/issue27201.go
new file mode 100644
index 0000000..0c9611f
--- /dev/null
+++ b/test/fixedbugs/issue27201.go
@@ -0,0 +1,37 @@
+// run
+
+// Copyright 2019 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"
+)
+
+func main() {
+	f(nil)
+}
+
+func f(p *int32) {
+	defer checkstack()
+	v := *p         // panic should happen here, line 20
+	sink = int64(v) // not here, line 21
+}
+
+var sink int64
+
+func checkstack() {
+	_ = recover()
+	var buf [1024]byte
+	n := runtime.Stack(buf[:], false)
+	s := string(buf[:n])
+	if strings.Contains(s, "issue27201.go:21 ") {
+		panic("panic at wrong location")
+	}
+	if !strings.Contains(s, "issue27201.go:20 ") {
+		panic("no panic at correct location")
+	}
+}