js/src/tests/non262/Array/regress-619970.js


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function test() {
    delete arguments[1];
    return Array.prototype.join.call(arguments);
}
assertEq(test(1,2,3), "1,,3");
Object.prototype[1] = "ponies!!!1";
assertEq(test(1,2,3), "1,ponies!!!1,3");
reportCompare(true,true);