michael@0: actual = '';
michael@0: expected = '2,';
michael@0: 
michael@0: function k(f_arg) { 
michael@0:   for (var i = 0; i < 100; ++i) {
michael@0:     f_arg();
michael@0:   }
michael@0: }
michael@0: 
michael@0: function t() {
michael@0:   var x = 1;
michael@0:   k(function () { x = 2; });
michael@0:   appendToActual(x);
michael@0: }
michael@0: 
michael@0: t();
michael@0: 
michael@0: 
michael@0: assertEq(actual, expected)