v8/test/mjsunit/regress/regress-crbug-665886.js
ishell f718cd1309 [ic] Invalidate prototype validity cell when a slow prototype becomes fast.
BUG=chromium:665886

Review-Url: https://codereview.chromium.org/2502393002
Cr-Commit-Position: refs/heads/master@{#41045}
2016-11-16 17:45:33 +00:00

15 lines
446 B
JavaScript

// 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.
[1].toLocaleString();
delete Number.prototype.toLocaleString;
[1].toLocaleString();
var o = {};
o.__proto__ = { toString: Array.prototype.toString };
o.toString();
Number.prototype.arrayToString = Array.prototype.toString;
(42).arrayToString();
var a = [7];
a.toLocaleString();