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// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.14-2-4
description: Object.keys returns the standard built-in Array that is extensible
---*/
var o = {
x: 1,
y: 2
};
var a = Object.keys(o);
assert.sameValue(Object.isExtensible(a), true, 'Object.isExtensible(a)');
reportCompare(0, 0);