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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
description: >
Array.prototype.lastIndexOf - deleting property of prototype
causes prototype index property not to be visited on an Array-like
Object
---*/
var arr = {
2: 2,
length: 20
};
Object.defineProperty(arr, "3", {
get: function() {
delete Object.prototype[1];
return 0;
},
configurable: true
});
Object.prototype[1] = 1;
assert.sameValue(Array.prototype.lastIndexOf.call(arr, 1), -1, 'Array.prototype.lastIndexOf.call(arr, 1)');
reportCompare(0, 0);
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