// 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'use strict';vara={x:0};varb={};Object.defineProperty(b,"x",{get:function(){}});functionf(o){return5+o.x++;}try{f(a);f(b);}catch(e){}%OptimizeFunctionOnNextCall(f);f(a);