michael@0: // The identifier of a ComprehensionFor is only bound within its tail.
michael@0: 
michael@0: function t() {
michael@0:   var x = [0, 1, 2];
michael@0:   return [for (x of x) x*2]
michael@0: }
michael@0: assertDeepEq(t(), [0, 2, 4]);
michael@0: 
michael@0: // Each iteration should create a fresh binding.  Unfortunately this is
michael@0: // not currently the case, but bug 449811 will fix this.
michael@0: function t2() {
michael@0:   var x = [0, 1, 2];
michael@0:   return [for (x of x) ()=>x]
michael@0: }
michael@0: // FIXME: Should be [0, 1, 2].
michael@0: assertDeepEq([for (x of t2()) x()], [2, 2, 2]);
michael@0: 
michael@0: reportCompare(null, null, "test");