gc: syntax error for incomplete chan type

Fixes #932.

R=rsc
CC=golang-dev
https://golang.org/cl/3515041

1 files changed, 17 insertions, 0 deletions

diff --git a/test/syntax/chan.go b/test/syntax/chan.go
new file mode 100644
index 0000000000..48beb1e709
--- /dev/null
+++ b/test/syntax/chan.go
@@ -0,0 +1,17 @@
+// errchk $G -e $D/$F.go
+
+// Copyright 2010 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 xyz struct {
+    ch chan
+} // ERROR "unexpected } in channel type"
+
+func Foo(y chan) { // ERROR "unexpected \) in channel type"
+}
+
+func Bar(x chan, y int) { // ERROR "unexpected comma in channel type"
+}