text: 
  function foo() {
    var x = 0;
    for (var i = arguments.length - 1; i >= 0; i--)
      x += arguments[i];
    return x;
  }
  
  function bar() {
    var x = 0;
    for (var i = 0; i < arguments.length; i++)
      x += arguments[i];
    return x;
  }
  
  function baz(a,b,c,d,e) {
    var x = 0;
    for (var i = 0; i < arguments.length; i++)
      x += arguments[i];
    return x;
  }
  
  for (var i = 0; i < 10; i++) {
    assertEq(foo(1,2,3,4,5), 15);
    assertEq(bar(1,2.5,true,{valueOf:function() { return 10}},"five"), "14.5five");
    assertEq(baz(1,2,3,4,5), 15);
  }
  