The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/tests/js1_5/GC/regress-311497.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,61 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +//-----------------------------------------------------------------------------
    1.10 +var BUGNUMBER = 311497;
    1.11 +var summary = 'Root pivots in js_HeapSort';
    1.12 +var actual = 'No Crash';
    1.13 +var expect = 'No Crash';
    1.14 +
    1.15 +printBugNumber(BUGNUMBER);
    1.16 +printStatus (summary);
    1.17 +
    1.18 +
    1.19 +function force_gc()
    1.20 +{
    1.21 +  if (this.gc) gc();
    1.22 +  for (var i = 0; i != 30000; ++i) {
    1.23 +    var tmp = Math.sin(i);
    1.24 +    tmp = null;
    1.25 +  }
    1.26 +}
    1.27 +
    1.28 +var array = new Array(10);
    1.29 +for (var i = 0; i != array.length; ++i) {
    1.30 +  array[i] = String.fromCharCode(i, i, i);
    1.31 +}
    1.32 +
    1.33 +function cmp(a, b)
    1.34 +{
    1.35 +  for (var i = 0; i != array.length; ++i) {
    1.36 +    array[i] = null;
    1.37 +  }
    1.38 +  force_gc();
    1.39 +  return 0;
    1.40 +}
    1.41 +
    1.42 +array.sort(cmp);
    1.43 +
    1.44 +// Verify that array contains either null or original strings
    1.45 +
    1.46 +var null_count = 0;
    1.47 +var original_string_count = 0;
    1.48 +for (var i = 0; i != array.length; ++i) {
    1.49 +  var elem = array[i];
    1.50 +  if (elem === null) {
    1.51 +    ++null_count;
    1.52 +  } else if (typeof elem == "string" && elem.length == 3) {
    1.53 +    var code = elem.charCodeAt(0);
    1.54 +    if (0 <= code && code < array.length) {
    1.55 +      if (code === elem.charCodeAt(1) && code == elem.charCodeAt(2))
    1.56 +	++original_string_count;
    1.57 +    }
    1.58 +  }
    1.59 +}
    1.60 +
    1.61 +var expect = array.length;
    1.62 +var actual = null_count + original_string_count;
    1.63 +
    1.64 +reportCompare(expect, actual, summary);