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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.
/*---
esid: sec-array.prototype.lastindexof
es5id: 15.4.4.15-2-3
description: >
Array.prototype.lastIndexOf - 'length' is own data property that
overrides an inherited data property on an Array-like object
---*/
var proto = {
length: 0
};
var Con = function() {};
Con.prototype = proto;
var child = new Con();
child.length = 2;
child[1] = child;
assert.sameValue(Array.prototype.lastIndexOf.call(child, child), 1, 'Array.prototype.lastIndexOf.call(child, child)');
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