| 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 | |
| 5 | // Flags: --allow-natives-syntax |
| 6 | |
| 7 | var o1 = {}; |
| 8 | var o2 = {}; |
| 9 | |
| 10 | function foo(x) { |
| 11 | return x.bar; |
| 12 | } |
| 13 | |
| 14 | Object.defineProperty(o1, "bar", {value:200}); |
| 15 | foo(o1); |
| 16 | foo(o1); |
| 17 | |
| 18 | function f(b) { |
| 19 | var o = o2; |
| 20 | if (b) { return foo(o) } |
| 21 | } |
| 22 | |
| 23 | f(false); |
| 24 | %OptimizeFunctionOnNextCall(f); |
| 25 | assertEquals(undefined, f(false)); |
| 26 | Object.defineProperty(o2, "bar", {value: 100}); |
| 27 | assertEquals(100, f(true)); |