Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1 | // Copyright 2016 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 f(x) { return x === +x; } | ||||
8 | |||||
9 | assertEquals(false, f(undefined)); | ||||
10 | assertEquals(false, f(undefined)); | ||||
11 | %OptimizeFunctionOnNextCall(f); | ||||
12 | assertEquals(false, f(undefined)); // Interestingly this fails right away. |