rem: f = (function() { (x for ([{}, {}] in [])); }); 
add: f = (function() { (1 for (w in []) if (1)) }); 
context:   f = (function() { (x for ([{}, {}] in [])); });
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10234/5723ee75d257db75a369aa3c31d1b25163f91efc/regress-380237-03.js/clean/js/tests/js1_8/genexps/regress-380237-03.js