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/extensions/regress-351973.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,51 @@
     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 = 351973;
    1.11 +var summary = 'GC hazard with unrooted ids in Object.toSource';
    1.12 +var actual = 'No Crash';
    1.13 +var expect = 'No Crash';
    1.14 +
    1.15 +
    1.16 +//-----------------------------------------------------------------------------
    1.17 +test();
    1.18 +//-----------------------------------------------------------------------------
    1.19 +
    1.20 +function test()
    1.21 +{
    1.22 +  enterFunc ('test');
    1.23 +  printBugNumber(BUGNUMBER);
    1.24 +  printStatus (summary);
    1.25 + 
    1.26 +  function removeAllProperties(o)
    1.27 +  {
    1.28 +    for (var prop in o)
    1.29 +      delete o[prop];
    1.30 +    for (var i = 0; i != 50*1000; ++i) {
    1.31 +      var tmp = Math.sqrt(i+0.2);
    1.32 +      tmp = 0;
    1.33 +    }
    1.34 +    if (typeof gc == "function")
    1.35 +      gc();
    1.36 +  }
    1.37 +
    1.38 +  function run_test()
    1.39 +  {
    1.40 +
    1.41 +    var o = {};
    1.42 +    o.first = { toSource: function() { removeAllProperties(o); } };
    1.43 +    for (var i = 0; i != 10; ++i) {
    1.44 +      o[Math.sqrt(i + 0.1)] = 1;
    1.45 +    }
    1.46 +    return o.toSource();
    1.47 +  }
    1.48 +
    1.49 +  print(run_test());
    1.50 +
    1.51 +  reportCompare(expect, actual, summary);
    1.52 +
    1.53 +  exitFunc ('test');
    1.54 +}