// 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 o1 = {}; var o2 = {}; function foo(x) { return x.bar; } Object.defineProperty(o1, 'bar', {value: 200}); foo(o1); foo(o1); function f(b) { var o = o2; if (b) { return foo(o); } }; %PrepareFunctionForOptimization(f); f(false); %OptimizeFunctionOnNextCall(f); assertEquals(undefined, f(false)); Object.defineProperty(o2, 'bar', {value: 100}); assertEquals(100, f(true));