| 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 | function MyWrapper(v) { |
| 8 | return { valueOf: function() { return v } }; |
| 9 | } |
| 10 | |
| 11 | function f() { |
| 12 | assertEquals("truex", true + "x"); |
| 13 | assertEquals("truey", true + new String("y")); |
| 14 | assertEquals("truez", true + new MyWrapper("z")); |
| 15 | |
| 16 | assertEquals("xtrue", "x" + true); |
| 17 | assertEquals("ytrue", new String("y") + true); |
| 18 | assertEquals("ztrue", new MyWrapper("z") + true); |
| 19 | } |
| 20 | |
| 21 | f(); |
| 22 | f(); |
| 23 | %OptimizeFunctionOnNextCall(f); |
| 24 | f(); |