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92 lines
3.2 KiB
JavaScript
Executable File
92 lines
3.2 KiB
JavaScript
Executable File
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is JavaScript Engine testing utilities.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2006
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s): Igor Bukanov
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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var gTestfile = 'regress-360681-02.js';
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//-----------------------------------------------------------------------------
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var BUGNUMBER = 360681;
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var summary = 'Regression from bug 224128';
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var actual = '';
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var expect = '';
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//-----------------------------------------------------------------------------
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test();
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//-----------------------------------------------------------------------------
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function test()
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{
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enterFunc ('test');
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printBugNumber(BUGNUMBER);
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printStatus (summary);
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expect = actual = 'No Crash';
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var N = 1000;
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// Make an array with a hole at the end
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var a = Array(N);
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for (i = 0; i < N - 1; ++i)
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a[i] = 1;
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// array_sort due for array with N elements with allocates a temporary vector
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// with 2*N. Lets create strings that on 32 and 64 bit CPU cause allocation
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// of the same amount of memory + 1 word for their char arrays. After we GC
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// strings with a reasonable malloc implementation that memory will be most
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// likely reused in array_sort for the temporary vector. Then the bug causes
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// accessing the one-beyond-the-aloocation word and re-interpretation of
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// 0xFFF0FFF0 as GC thing.
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var str1 = Array(2*(2*N + 1) + 1).join(String.fromCharCode(0xFFF0));
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var str2 = Array(4*(2*N + 1) + 1).join(String.fromCharCode(0xFFF0));
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gc();
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str1 = str2 = null;
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gc();
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var firstCall = true;
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a.sort(function (a, b) {
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if (firstCall) {
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firstCall = false;
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gc();
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}
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return a - b;
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});
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reportCompare(expect, actual, summary);
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exitFunc ('test');
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}
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