| Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be | ||||
| 3 | // found in the LICENSE file. | ||||
| 4 | |||||
| 5 | function Foo() {} | ||||
| 6 | var x = new Foo(); | ||||
| 7 | function foo() { return x instanceof Foo; } | ||||
| 8 | assertTrue(foo()); | ||||
| 9 | Foo.prototype = 1; | ||||
| 10 | assertThrows(foo, TypeError); | ||||