From: Ian Lance Taylor <iant@golang.org>
Date: Mon, 21 Dec 2015 22:38:25 +0000 (-0800)
Subject: test: add test that gccgo miscompiled
X-Git-Tag: go1.6beta2~201
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=bbb88f9091b44e1cb80d767f0ce3c77334e2ccb6;p=gostls13.git

test: add test that gccgo miscompiled

Change-Id: Ic3f006f86a86de628e14b107f88a5923ea856a58
Reviewed-on: https://go-review.googlesource.com/18093
Reviewed-by: David Symonds <dsymonds@golang.org>
---

diff --git a/test/fixedbugs/bug497.go b/test/fixedbugs/bug497.go
new file mode 100644
index 0000000000..7081b1cb35
--- /dev/null
+++ b/test/fixedbugs/bug497.go
@@ -0,0 +1,28 @@
+// 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.
+
+// Gccgo used to miscompile passing a global variable with a
+// zero-sized type to a function.
+
+package main
+
+type T struct {
+	field s
+}
+
+type s struct{}
+
+var X T
+
+func F(_ T, c interface{}) int {
+	return len(c.(string))
+}
+
+func main() {
+	if v := F(X, "hi"); v != 2 {
+		panic(v)
+	}
+}