| Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +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 id(a) { |
| 8 | return a; |
| 9 | } |
| 10 | |
| 11 | (function LiteralCompareNullDeopt() { |
| 12 | function f() { |
| 13 | return id(null == %DeoptimizeNow()); |
| 14 | } |
| 15 | |
| 16 | %OptimizeFunctionOnNextCall(f); |
| 17 | assertTrue(f()); |
| 18 | })(); |
| 19 | |
| 20 | (function LiteralCompareUndefinedDeopt() { |
| 21 | function f() { |
| 22 | return id(undefined == %DeoptimizeNow()); |
| 23 | } |
| 24 | |
| 25 | %OptimizeFunctionOnNextCall(f); |
| 26 | assertTrue(f()); |
| 27 | })(); |
| 28 | |
| 29 | (function LiteralCompareTypeofDeopt() { |
| 30 | function f() { |
| 31 | return id("undefined" == typeof(%DeoptimizeNow())); |
| 32 | } |
| 33 | |
| 34 | %OptimizeFunctionOnNextCall(f); |
| 35 | assertTrue(f()); |
| 36 | })(); |