1 files changed, 19 insertions, 0 deletions
diff --git a/src/go/parser/testdata/commas.src b/src/go/parser/testdata/commas.src
new file mode 100644
index 000000000..af6e70645
--- /dev/null
+++ b/src/go/parser/testdata/commas.src
@@ -0,0 +1,19 @@
+// Copyright 2012 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.
+
+// Test case for error messages/parser synchronization
+// after missing commas.
+
+package p
+
+var _ = []int{
+	0 /* ERROR "missing ','" */
+}
+
+var _ = []int{
+	0,
+	1,
+	2,
+	3 /* ERROR "missing ','" */
+}