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/// Copyright (c) 2012 Ecma International. All rights reserved.
/// Ecma International makes this code available under the terms and conditions set
/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
/// "Use Terms"). Any redistribution of this code must retain the above
/// copyright and this notice and otherwise comply with the Use Terms.
/**
* @path ch15/15.4/15.4.4/15.4.4.15/15.4.4.15-8-11.js
* @description Array.prototype.lastIndexOf - the length of iteration isn't changed by adding elements to the array during iteration
*/
function testcase() {
var arr = [20];
Object.defineProperty(arr, "0", {
get: function () {
arr[1] = 1;
return 0;
},
configurable: true
});
return arr.lastIndexOf(1) === -1;
}
runTestCase(testcase);
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