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/* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//-----------------------------------------------------------------------------
var BUGNUMBER = 360681;
var summary = 'Regression from bug 224128';
var actual = '';
var expect = '';
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function test()
{
printBugNumber(BUGNUMBER);
printStatus (summary);
expect = actual = 'No Crash';
var N = 1000;
// Make an array with a hole at the end
var a = Array(N);
for (i = 0; i < N - 1; ++i)
a[i] = 1;
// array_sort due for array with N elements with allocates a temporary vector
// with 2*N. Lets create strings that on 32 and 64 bit CPU cause allocation
// of the same amount of memory + 1 word for their char arrays. After we GC
// strings with a reasonable malloc implementation that memory will be most
// likely reused in array_sort for the temporary vector. Then the bug causes
// accessing the one-beyond-the-aloocation word and re-interpretation of
// 0xFFF0FFF0 as GC thing.
var str1 = Array(2*(2*N + 1) + 1).join(String.fromCharCode(0xFFF0));
var str2 = Array(4*(2*N + 1) + 1).join(String.fromCharCode(0xFFF0));
gc();
str1 = str2 = null;
gc();
var firstCall = true;
a.sort(function (a, b) {
if (firstCall) {
firstCall = false;
gc();
}
return a - b;
});
reportCompare(expect, actual, summary);
}
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