Index: test/mjsunit/regress/regress-4376-1.js |
diff --git a/test/mjsunit/regress/regress-4376-1.js b/test/mjsunit/regress/regress-4376-1.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..edb97ee2a9abe25ff012a665ed72f21e6e717fc3 |
--- /dev/null |
+++ b/test/mjsunit/regress/regress-4376-1.js |
@@ -0,0 +1,12 @@ |
+// Copyright 2015 the V8 project authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+function Bar() { } |
+function Baz() { } |
+Baz.prototype = { __proto__: new Bar() } |
+var x = new Baz(); |
+function foo(y) { return y instanceof Bar; } |
+assertTrue(foo(x)); |
+Baz.prototype.__proto__ = null; |
+assertFalse(foo(x)); |