From: Than McIntosh <thanm@google.com>
Date: Fri, 8 Sep 2017 15:11:19 +0000 (-0400)
Subject: test: add test that caused gccgo incorrect compilation
X-Git-Tag: go1.10beta1~1175
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=08347648a6261fddc259fd846cf565a03875416a;p=gostls13.git

test: add test that caused gccgo incorrect compilation

Updates #21770

Change-Id: Ic31c3bdae30797f406f25c737b83bbe2de1ed1da
Reviewed-on: https://go-review.googlesource.com/62331
Reviewed-by: Ian Lance Taylor <iant@golang.org>
---

diff --git a/test/fixedbugs/issue21770.go b/test/fixedbugs/issue21770.go
new file mode 100644
index 0000000000..2f07d640d9
--- /dev/null
+++ b/test/fixedbugs/issue21770.go
@@ -0,0 +1,20 @@
+// errorcheck
+
+// Copyright 2017 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 21770: gccgo incorrectly accepts "p.f = 0" where p is **struct
+
+package p
+
+type PP **struct{ f int }
+
+func f() {
+	// anonymous type
+	var p **struct{ f int }
+	p.f = 0 // ERROR "field"
+	// named type
+	var p2 PP
+	p2.f = 0 // ERROR "field"
+}