From: Ian Lance Taylor <iant@golang.org>
Date: Fri, 2 Feb 2018 19:16:56 +0000 (-0800)
Subject: test: add a test that gccgo miscompiled
X-Git-Tag: go1.11beta1~1631
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=034aca1cbb4ff77c5cb9c49734ecd68d08b53888;p=gostls13.git

test: add a test that gccgo miscompiled

Updates #20923

Change-Id: Ia1210ea3dec39e5db2521aeafca24d6e731f0c93
Reviewed-on: https://go-review.googlesource.com/91657
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
---

diff --git a/test/fixedbugs/issue20923.go b/test/fixedbugs/issue20923.go
new file mode 100644
index 0000000000..5fd1ad8a46
--- /dev/null
+++ b/test/fixedbugs/issue20923.go
@@ -0,0 +1,19 @@
+// compile
+
+// 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.
+
+// Issue 20923: gccgo failed to compile parenthesized select case expressions.
+
+package p
+
+func F(c chan bool) {
+	select {
+	case (<-c):
+	case _ = (<-c):
+	case _, _ = (<-c):
+	case (c) <- true:
+	default:
+	}
+}