// 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 --verify-heap | |
function foo() { | |
var a = [0]; | |
Object.preventExtensions(a); | |
return a.pop(); | |
}; | |
%PrepareFunctionForOptimization(foo); | |
foo(); | |
foo(); | |
%OptimizeFunctionOnNextCall(foo); | |
foo(); |