rem: return arguments.callee.__parent__ == global; 
add: return arguments.callee.__parent__ == GLOBAL; 
context:   return function () {     return arguments.callee.__parent__ == global;  };
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/cb317ff9d996e334e96ebf13f087de52bd0aa379/15.3.4.4.js/clean/js/tests/js1_5/Function/15.3.4.4.js