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/bug816786.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,38 @@
     1.4 +var g;
     1.5 +function test(a, b) {
     1.6 +
     1.7 +    g = 0;
     1.8 +    for(var i=0; i<100; i++) {
     1.9 +        g += i
    1.10 +    }
    1.11 +
    1.12 +    var t = a*b;
    1.13 +
    1.14 +    for(var i=0; i<100; i++) {
    1.15 +        t = x.y + t;
    1.16 +        return t;
    1.17 +    }
    1.18 +
    1.19 +}
    1.20 +
    1.21 +function negzero(x) {
    1.22 +  return x===0 && (1/x)===-Infinity;
    1.23 +}
    1.24 +
    1.25 +
    1.26 +var x = {y:0};
    1.27 +var a = 0;
    1.28 +var b = 0;
    1.29 +for(var i=0; i<58; i++) {
    1.30 +    var o = test(a, b);
    1.31 +
    1.32 +    // Test returns
    1.33 +    // * 0, if i < 50
    1.34 +    // * -0, if i >= 50
    1.35 +    assertEq(negzero(o), i>50);
    1.36 +
    1.37 +    if (i == 50) {
    1.38 +        a = -1
    1.39 +        x.y = -0
    1.40 +    }
    1.41 +}