| /* -*- 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 = 341956; |
| var summary = 'GC Hazards in jsarray.c - reverse'; |
| var actual = 'No Crash'; |
| var expect = 'No Crash'; |
| |
| //----------------------------------------------------------------------------- |
| test(); |
| //----------------------------------------------------------------------------- |
| |
| function test() |
| { |
| enterFunc ('test'); |
| printBugNumber(BUGNUMBER); |
| printStatus (summary); |
| |
| var N = 0xFFFFFFFF; |
| var a = []; |
| a[N - 1] = 0; |
| |
| var expected = "GETTER RESULT"; |
| |
| a.__defineGetter__(N - 1, function() { |
| delete a[N - 1]; |
| var tmp = []; |
| tmp[N - 2] = 1; |
| |
| if (typeof gc == 'function') |
| gc(); |
| for (var i = 0; i != 50000; ++i) { |
| var tmp = 1 / 3; |
| tmp /= 10; |
| } |
| for (var i = 0; i != 1000; ++i) { |
| // Make string with 11 characters that would take |
| // (11 + 1) * 2 bytes or sizeof(JSAtom) so eventually |
| // malloc will ovewrite just freed atoms. |
| var tmp2 = Array(12).join(' '); |
| } |
| return expected; |
| }); |
| |
| // The following always-throw getter is to stop unshift from doing |
| // 2^32 iterations. |
| var toStop = "stringToStop"; |
| a[N - 3] = 0; |
| a.__defineGetter__(N - 3, function() { throw toStop; }); |
| |
| |
| var good = false; |
| |
| try { |
| a.reverse(); |
| } catch (e) { |
| if (e === toStop) |
| good = true; |
| } |
| |
| expect = true; |
| actual = good; |
| |
| reportCompare(expect, actual, summary); |
| |
| print('Done'); |
| |
| exitFunc ('test'); |
| } |