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/jaeger/recompile/incdec.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,92 @@
     1.4 +
     1.5 +/* Handle recompilation on overflow of inc/dec operations. */
     1.6 +
     1.7 +function local()
     1.8 +{
     1.9 +  var j = 0x7ffffff0;
    1.10 +  for (var i = 0; i < 100; i++)
    1.11 +    j++;
    1.12 +  assertEq(j, 2147483732);
    1.13 +}
    1.14 +local();
    1.15 +
    1.16 +function olocal()
    1.17 +{
    1.18 +  var j = 0x7ffffff0;
    1.19 +  for (var i = 0; i < 100; i++) {
    1.20 +    if (j++ == 5000)
    1.21 +      break;
    1.22 +  }
    1.23 +  assertEq(j, 2147483732);
    1.24 +}
    1.25 +olocal();
    1.26 +
    1.27 +function arg(j)
    1.28 +{
    1.29 +  for (var i = 0; i < 100; i++)
    1.30 +    j++;
    1.31 +  assertEq(j, 2147483732);
    1.32 +}
    1.33 +arg(0x7ffffff0);
    1.34 +
    1.35 +function oarg(j)
    1.36 +{
    1.37 +  for (var i = 0; i < 100; i++) {
    1.38 +    if (j++ == 5000)
    1.39 +      break;
    1.40 +  }
    1.41 +  assertEq(j, 2147483732);
    1.42 +}
    1.43 +oarg(0x7ffffff0);
    1.44 +
    1.45 +// basic global inc/dec correctness
    1.46 +var x = 1.23;
    1.47 +x = x--;
    1.48 +x = x++;
    1.49 +x = ++x;
    1.50 +x = --x;
    1.51 +assertEq(x, 1.23);
    1.52 +
    1.53 +var g = 0x7ffffff0;
    1.54 +function glob()
    1.55 +{
    1.56 +  for (var i = 0; i < 100; i++)
    1.57 +    g++;
    1.58 +  assertEq(g, 2147483732);
    1.59 +}
    1.60 +glob();
    1.61 +
    1.62 +function gname()
    1.63 +{
    1.64 +  n = 0x7ffffff0;
    1.65 +  for (var i = 0; i < 100; i++)
    1.66 +    n++;
    1.67 +  assertEq(n, 2147483732);
    1.68 +}
    1.69 +gname();
    1.70 +
    1.71 +function prop()
    1.72 +{
    1.73 +  var v = {f: 0x7ffffff0};
    1.74 +  for (var i = 0; i < 100; i++)
    1.75 +    v.f++;
    1.76 +  assertEq(v.f, 2147483732);
    1.77 +}
    1.78 +prop();
    1.79 +
    1.80 +function elem(v, f)
    1.81 +{
    1.82 +  for (var i = 0; i < 100; i++)
    1.83 +    v[f]++;
    1.84 +  assertEq(v.f, 2147483732);
    1.85 +}
    1.86 +elem({f: 0x7ffffff0}, "f");
    1.87 +
    1.88 +function name()
    1.89 +{
    1.90 +  var v = 0x7ffffff0;
    1.91 +  var i;
    1.92 +  eval("for (i = 0; i < 100; i++) v++");
    1.93 +  assertEq(v + 10, 2147483742);
    1.94 +}
    1.95 +name();