rem: actual += 'this.valueOf called. '; } 
add: actual += 'this.valueOf called. '; } 
context: var myfunction = new function() {  this.valueOf = function()   {		actual += 'this.valueOf called. ';	}}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9421/e0e327827f663f9352c9533aaa13268e295862ea/12.6.3.js/clean/js/tests/ecma_3/Statements/12.6.3.js