| // Copyright 2017 the V8 project authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| // Flags: --allow-natives-syntax | |
| function f(x) { | |
| switch (x | 0) { | |
| case 0: | |
| case 1: | |
| case 2: | |
| case -2147483644: | |
| case 2147483647: | |
| return x + 1; | |
| } | |
| return 0; | |
| }; | |
| %PrepareFunctionForOptimization(f); | |
| assertEquals(1, f(0)); | |
| assertEquals(2, f(1)); | |
| %OptimizeFunctionOnNextCall(f); | |
| assertEquals(3, f(2)); |