michael@0: function f() {
michael@0:     var MAX_HEIGHT = 64;
michael@0:     var obj = {};
michael@0:     for (var i = 0; i < MAX_HEIGHT; i++)
michael@0:         obj['a' + i] = i;
michael@0:     obj.m = function () { return 0; };
michael@0: }
michael@0: f();
michael@0: f();