| Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2014 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 | |
| Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame^] | 5 | // Flags: --harmony-object-observe |
| Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 6 | // Flags: --allow-natives-syntax --enable-slow-asserts |
| 7 | |
| 8 | function f() { |
| 9 | var x = new Array(0); |
| 10 | x[-1] = -1; |
| 11 | Object.observe(x, function() { }); |
| 12 | } |
| 13 | |
| 14 | f(); |
| 15 | f(); |