The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/for-of/array-holes-2.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,8 @@
     1.4 +// for-of consults Object.prototype when it encounters a hole.
     1.5 +
     1.6 +Object.prototype[1] = 'peek';
     1.7 +var log = [];
     1.8 +for (var x of [0, , 2, 3])
     1.9 +    log.push(x);
    1.10 +assertEq(log[1], 'peek');
    1.11 +assertEq(log.join(), "0,peek,2,3");