rem: var f = (function () { let (x) <x/>.(1) < let (z) eval('3'); for (x in this) {} }); 
add: var f = (function () { let (x) <x/>.(1) < let (z) eval('3'); for (x in this) {} }); 
context:   var f = (function () { let (x) <x/>.(1) < let (z) eval('3');       for (x in this) {} });
meta: 10520	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10520/0b675418ba636127763e94e614e62364d6caa659/regress-353249.js/clean/js/tests/js1_7/extensions/regress-353249.js