write-only variable _

R=ken
OCL=34465
CL=34470

1 files changed, 12 insertions, 0 deletions

diff --git a/test/blank1.go b/test/blank1.go
new file mode 100644
index 000000000..2fa6e9f8f
--- /dev/null
+++ b/test/blank1.go
@@ -0,0 +1,12 @@
+// errchk $G -e $D/$F.go
+
+// Copyright 2009 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 _	// ERROR "invalid package name _"
+
+func main() {
+	_();	// ERROR "cannot use _ as value"
+	x := _+1;	// ERROR "cannot use _ as value"
+}