The Tor Browser / file revision

 var v = [ -0x80000003, -0x80000002, -0x80000001, -0x80000000, -0x7fffffff, -0x7ffffffe, -0x7ffffffd,

           -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,

           10, 11, 20, 21, 100, 101, 110, 111, 500,

            0x7ffffffd,  0x7ffffffe,  0x7fffffff,  0x80000000,  0x80000001,  0x80000002,  0x80000003];

 function strcmp(x, y) {

     return Number(String(x) > String(y))

 }

 for (var i = 0; i < v.length; ++i) {

     for (var j = 0; j < v.length; ++j) {

             var builtin = String([v[i], v[j]].sort());

             var manual =  String([v[i], v[j]].sort(strcmp));

             assertEq(builtin, manual);

     }

 }