michael@0: function test() {
michael@0:     function f(arr, i) {
michael@0:         arr[3] |= i;
michael@0:     }
michael@0: 
michael@0:     var a = [1, 2, 3, 4, 5];
michael@0: 
michael@0:     for (var i=0; i<100; i++) {
michael@0:         f(a, i * 2);
michael@0:     }
michael@0:     assertEq(a[3], 254);
michael@0: }
michael@0: test();