evalcx("\ let z = 'x';\ for (var v of z) {\ y = evaluate(\"Object.defineProperty(this,\\\"y\\\",\ {get: function() {}}\ );\",\ {catchTermination: true}\ );\ }",newGlobal(''))evalcx("\ for (x = 0; x < 1; ++x) { \ v = evaluate(\"gc\",{ \ })\ }\",newGlobal(''));