michael@0: actual = '';
michael@0: expected = '99,';
michael@0: 
michael@0: function g(p) {
michael@0:   appendToActual(p());
michael@0: }
michael@0: 
michael@0: function d(k) {
michael@0:   return function() { return k; }
michael@0: }
michael@0: 
michael@0: function f(k) {
michael@0:   var p;
michael@0:   
michael@0:   for (var i = 0; i < 1000; ++i) {
michael@0:     p = d(k);
michael@0:   }
michael@0: 
michael@0:   g(p);
michael@0: }
michael@0: 
michael@0: f(99);
michael@0: 
michael@0: 
michael@0: assertEq(actual, expected)