| 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 | var f = (function() { |
| 8 | "use asm"; |
| 9 | function foo(x) { |
| 10 | return x == 0; |
| 11 | } |
| 12 | return foo; |
| 13 | })(); |
| 14 | |
| 15 | function deopt(f) { |
| 16 | return { |
| 17 | toString : function() { |
| 18 | %DeoptimizeFunction(f); |
| 19 | return "2"; |
| 20 | } |
| 21 | }; |
| 22 | } |
| 23 | |
| 24 | %OptimizeFunctionOnNextCall(f); |
| 25 | assertFalse(f(deopt(f))); |