michael@0: {
michael@0:     function x() {}
michael@0: }
michael@0: for (i = 0; i < 10; i++) {
michael@0:     _someglobal_ = /a/;
michael@0:     (function() {
michael@0:         return function() {
michael@0:             return _someglobal_
michael@0:         } ()
michael@0:     } () == /a/);
michael@0:     gc();
michael@0:     try { _someglobal_ = new Function.__lookupSetter__ } catch (e) {}
michael@0: }