// Copyright 2016 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-syntaxfunctionfoo(a){returna.pop();}vara=newArray(4);assertEquals(undefined,foo(a));assertEquals(undefined,foo(a));%OptimizeFunctionOnNextCall(foo);assertEquals(undefined,foo(a));Object.prototype.__defineGetter__(0,function(){return1;});assertEquals(1,foo(a));