diff --git a/test/bugs/bug131.go b/test/bugs/bug131.go
new file mode 100644
index 0000000000..96e7cc7647
--- /dev/null
+++ b/test/bugs/bug131.go
@@ -0,0 +1,12 @@
+// errchk $G $D/$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 main
+
+func main() {
+  const a uint64 = 10;
+  var b int64 = a;
+}
diff --git a/test/golden.out b/test/golden.out
index a74d96bcd4..326327bbc1 100644
--- a/test/golden.out
+++ b/test/golden.out
@@ -143,6 +143,9 @@ BUG129
 bugs/bug130.go:14: fatal error: getoutarg: not a func RANGE
 BUG: should run
 
+=========== bugs/bug131.go
+BUG: should not compile
+
 =========== fixedbugs/bug016.go
 fixedbugs/bug016.go:7: overflow converting constant to uint