michael@0: var a = [1];
michael@0: function f(x) {
michael@0:     var round = Math.round;
michael@0:     for (var i=0; i<20; i++) {
michael@0: 	a[0] = round(a[0]);
michael@0: 	if (x > 500)
michael@0: 	    a[0] = "a";
michael@0:     }
michael@0: }
michael@0: for (var i=0; i<550; i++)
michael@0:     f(i);