1// Copyright 2014 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 7function g() { 8 this.x = {}; 9} 10 11function f() { 12 new g(); 13} 14 15function deopt(x) { 16 %DeoptimizeFunction(f); 17} 18 19f(); 20f(); 21%OptimizeFunctionOnNextCall(f); 22Object.prototype.__defineSetter__('x', deopt); 23f(); 24