test: add test for issue8347
Fixes #8347.
LGTM=dave
R=golang-codereviews, dave
CC=golang-codereviews
https://golang.org/cl/109600044
diff --git a/test/fixedbugs/issue8347.go b/test/fixedbugs/issue8347.go
new file mode 100644
index 0000000..0828ccf
--- /dev/null
+++ b/test/fixedbugs/issue8347.go
@@ -0,0 +1,27 @@
+// run
+
+// Copyright 2014 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
+
+func main() {
+ c := make(chan bool, 1)
+ ok := true
+ for i := 0; i < 12; i++ {
+ select {
+ case _, ok = <-c:
+ if i < 10 && !ok {
+ panic("BUG")
+ }
+ default:
+ }
+ if i < 10 && !ok {
+ panic("BUG")
+ }
+ if i >= 10 && ok {
+ close(c)
+ }
+ }
+}
