michael@0: var x = {f: 1, g: 0};
michael@0: function f() {
michael@0:     for each (new f().nosuch.prop in x)
michael@0: 	throw 'FAIL';
michael@0: }
michael@0: 
michael@0: var e;
michael@0: try {
michael@0:     f();
michael@0: } catch (exc) {
michael@0:     e = exc;
michael@0: }
michael@0: assertEq(e instanceof InternalError, true);