Imported Upstream version 60upstream/60

1 files changed, 26 insertions, 0 deletions

diff --git a/test/interface/fail.go b/test/interface/fail.go
new file mode 100644
index 000000000..3e741d3f9
--- /dev/null
+++ b/test/interface/fail.go
@@ -0,0 +1,26 @@
+// $G $D/$F.go && $L $F.$A && ! ./$A.out
+
+// 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.
+
+// Check that interface conversion fails when method is missing.
+
+package main
+
+type I interface {
+	Foo()
+}
+
+func main() {
+	var s *S
+	var i I
+	var e interface {}
+	e = s
+	i = e.(I)
+	_ = i
+}
+
+// hide S down here to avoid static warning
+type S struct {
+}