Adding upstream version 1.21.8.upstream/1.21.8

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

1 files changed, 49 insertions, 0 deletions

diff --git a/test/fixedbugs/issue13169.go b/test/fixedbugs/issue13169.go
new file mode 100644
index 0000000..03c52e2
--- /dev/null
+++ b/test/fixedbugs/issue13169.go
@@ -0,0 +1,49 @@
+// run
+
+// Copyright 2015 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
+
+type T struct {
+	a, b, c int
+}
+
+func usestack() {
+	usestack1(32)
+}
+func usestack1(d int) byte {
+	if d == 0 {
+		return 0
+	}
+	var b [1024]byte
+	usestack1(d - 1)
+	return b[3]
+}
+
+const n = 100000
+
+func main() {
+	c := make(chan interface{})
+	done := make(chan bool)
+
+	for i := 0; i < 10; i++ {
+		go func() {
+			for j := 0; j < n; j++ {
+				c <- new(T)
+			}
+			done <- true
+		}()
+		go func() {
+			for j := 0; j < n; j++ {
+				_ = (<-c).(*T)
+				usestack()
+			}
+			done <- true
+		}()
+	}
+	for i := 0; i < 20; i++ {
+		<-done
+	}
+}