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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.
/*---
info: |
note that prior to the finally ES5 draft SameValue was used for comparisions
and hence NaNs could be found using lastIndexOf *
esid: sec-array.prototype.lastindexof
description: Array.prototype.lastIndexOf must return correct index (NaN)
---*/
var _NaN = NaN;
var a = new Array("NaN", _NaN, NaN, undefined, 0, false, null, {
toString: function() {
return NaN
}
}, "false");
assert.sameValue(a.lastIndexOf(NaN), -1, 'NaN matches nothing, not even itself');
reportCompare(0, 0);
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