michael@0: function testArrayNaNIndex()
michael@0: {
michael@0:     for (var j = 0; j < 4; ++j) { [this[NaN]]; }
michael@0:     for (var j = 0; j < 5; ++j) { if([1][-0]) { } }
michael@0:     return "ok";
michael@0: }
michael@0: assertEq(testArrayNaNIndex(), "ok");