| // Copyright 2014 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 |
| |
| var d = {x: undefined, y: undefined}; |
| |
| function Crash(left, right) { |
| var c = {x: right.x - left.x, y: right.y - left.y}; |
| |
| return c.x * c.y; |
| }; |
| %PrepareFunctionForOptimization(Crash); |
| var a = {x: 0.5, y: 0}; |
| var b = {x: 1, y: 0}; |
| |
| for (var i = 0; i < 3; i++) Crash(a, b); |
| %OptimizeFunctionOnNextCall(Crash); |
| Crash(a, b); |
| |
| Crash({x: 0, y: 0.5}, b); |
