regress-280769-1.js

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/* -*- 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 = 280769;

var summary = 'Do not crash on overflow of 64K boundary of [] offset in regexp search string ';

var actual = 'No Crash';

var expect = 'No Crash';

printBugNumber(BUGNUMBER);

printStatus (summary);

status = summary + ' ' + inSection(1) + ' (new RegExp("zzz...[AB]").exec("zzz...A") ';

var N = 100 * 1000; // N should be more then 64K

var a = new Array(N + 1);

var prefix = a.join("z"); // prefix is sequence of N "z", zzz...zzz

var str = prefix+"[AB]"; // str is zzz...zzz[AB]

var re = new RegExp(str);

try {

  re.exec(prefix+"A");

  reportCompare(expect, actual, status);

} catch (e) {

  reportCompare(true, e instanceof Error, actual, status);