for (loop = 0; loop < 1000; loop++) { 
for (loop = 0; loop < 1000; loop++) { 
function concat(size) {  var c='qwertyuiop';  var x='';  var y='';  var loop;  for (loop = 0; loop < size; loop++)  {    x += c;  }  y = x + 'y';  x = x + 'x';  var start = new Date();  for (loop = 0; loop < 1000; loop++)   {     var z = x + y + loop.toString();  }   var stop = new Date();  return stop - start;} 
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/3703c3c05f398a63e55992f7687ef65273b26d6a/regress-157334-01.js/buggy/js/tests/js1_5/String/regress-157334-01.js