The Tor Browser: js/src/tests/js1_8_1/jit/regress-458838.js@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 //-----------------------------------------------------------------------------

     7 var BUGNUMBER = 458838;

     8 var summary = 'TM: do not fall off trace when nested function accesses var of outer function';

     9 var actual = '';

    10 var expect = '';

    12 //-----------------------------------------------------------------------------

    13 test();

    14 //-----------------------------------------------------------------------------

    16 function test()

    17 {

    18   enterFunc ('test');

    19   printBugNumber(BUGNUMBER);

    20   printStatus (summary);

    22   jit(true);

    24   function f() {

    25     var a = 1;

    26     function g() {

    27       var b = 0

    28         for (var i = 0; i < 10; ++i) {

    29           b += a;

    30         }

    31       return b;

    32     }

    34     return g();

    35   }

    37   expect = 10;

    38   actual  = f();

    40   var recorderStarted;

    41   var recorderAborted;

    42   var traceCompleted;

    43   var skip = true;

    45   if (this.tracemonkey && !this.tracemonkey.adaptive)

    46   {

    47     recorderStarted = this.tracemonkey.recorderStarted;

    48     recorderAborted = this.tracemonkey.recorderAborted;

    49     traceCompleted  = this.tracemonkey.traceCompleted;

    50     skip = false;

    51   }

    53   jit(false);

    55   reportCompare(expect, actual, summary + ': return value 10');

    57   if (!skip)

    58   {

    59     expect = 'recorderStarted=1, recorderAborted=0, traceCompleted=1';

    60     actual = 'recorderStarted=' + recorderStarted + ', recorderAborted=' + recorderAborted + ', traceCompleted=' + traceCompleted;

    61     reportCompare(expect, actual, summary + ': trace');

    62   }

    64   exitFunc ('test');

    65 }

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