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/ion/bug701958.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,12 @@
     1.4 +function f(v)
     1.5 +{
     1.6 +    return v.x + v.x + v.y;
     1.7 +}
     1.8 +
     1.9 +assertEq(f({ x: 1, y: 2 }), 4);
    1.10 +assertEq(f({ __proto__: {x: 1, y: 2} }), 4);
    1.11 +assertEq(f({ __proto__: {x: 0, y: 2}, x: 1 }), 4);
    1.12 +
    1.13 +// Ensure there is no aliasing.
    1.14 +var global = 1;
    1.15 +assertEq(f(Object.defineProperty({ y : 2 }, "x", { get : function(){ return global++; } })), 5);