1 files changed, 17 insertions, 0 deletions
diff --git a/test/fixedbugs/bug480.dir/a.go b/test/fixedbugs/bug480.dir/a.go
new file mode 100644
index 000000000..6dff51586
--- /dev/null
+++ b/test/fixedbugs/bug480.dir/a.go
@@ -0,0 +1,17 @@
+// Copyright 2013 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 a
+
+type S interface{
+	F() T
+}
+
+type T struct {
+	S
+}
+
+type U struct {
+	error
+}