The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/tests/js1_8_1/jit/regress-458838.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,65 @@
     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 = 458838;
    1.11 +var summary = 'TM: do not fall off trace when nested function accesses var of outer function';
    1.12 +var actual = '';
    1.13 +var expect = '';
    1.14 +
    1.15 +//-----------------------------------------------------------------------------
    1.16 +test();
    1.17 +//-----------------------------------------------------------------------------
    1.18 +
    1.19 +function test()
    1.20 +{
    1.21 +  enterFunc ('test');
    1.22 +  printBugNumber(BUGNUMBER);
    1.23 +  printStatus (summary);
    1.24 +
    1.25 +  jit(true);
    1.26 +
    1.27 +  function f() {
    1.28 +    var a = 1;
    1.29 +    function g() {
    1.30 +      var b = 0
    1.31 +        for (var i = 0; i < 10; ++i) {
    1.32 +          b += a;
    1.33 +        }
    1.34 +      return b;
    1.35 +    }
    1.36 +
    1.37 +    return g();
    1.38 +  }
    1.39 +
    1.40 +  expect = 10;
    1.41 +  actual  = f();
    1.42 +
    1.43 +  var recorderStarted;
    1.44 +  var recorderAborted;
    1.45 +  var traceCompleted;
    1.46 +  var skip = true;
    1.47 +  
    1.48 +  if (this.tracemonkey && !this.tracemonkey.adaptive)
    1.49 +  {
    1.50 +    recorderStarted = this.tracemonkey.recorderStarted;
    1.51 +    recorderAborted = this.tracemonkey.recorderAborted;
    1.52 +    traceCompleted  = this.tracemonkey.traceCompleted;
    1.53 +    skip = false;
    1.54 +  }
    1.55 +
    1.56 +  jit(false);
    1.57 +
    1.58 +  reportCompare(expect, actual, summary + ': return value 10');
    1.59 +
    1.60 +  if (!skip)
    1.61 +  {
    1.62 +    expect = 'recorderStarted=1, recorderAborted=0, traceCompleted=1';
    1.63 +    actual = 'recorderStarted=' + recorderStarted + ', recorderAborted=' + recorderAborted + ', traceCompleted=' + traceCompleted;
    1.64 +    reportCompare(expect, actual, summary + ': trace');
    1.65 +  }
    1.66 +
    1.67 +  exitFunc ('test');
    1.68 +}