js/src/tests/js1_7/extensions/regress-355410.js

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

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 = 355410;
     8 var summary = 'GC hazard in for([k,v] in o){...}';
     9 var actual = 'No Crash';
    10 var expect = 'No Crash';
    13 //-----------------------------------------------------------------------------
    14 test();
    15 //-----------------------------------------------------------------------------
    17 function test()
    18 {
    19   enterFunc ('test');
    20   printBugNumber(BUGNUMBER);
    21   printStatus (summary);
    23   var address = 0xbadf00d0, basket = { food: {} };
    24   var AP = Array.prototype, rooter = {};
    25   AP.__defineGetter__(0, function() { return this[-1]; });
    26   AP.__defineSetter__(0, function(v) {
    27 			basket.food = null;
    28 			for(var i = 0; i < 8 * 1024; i++) {
    29 			  rooter[i] = 0x10000000000000 + address; // IEEE754!
    30 			}
    31 			return this[-1] = v;
    32 		      });
    33   for(var [key, value] in basket) { value.trigger; }
    35   delete Array.prototype[0];
    37   reportCompare(expect, actual, summary);
    39   exitFunc ('test');
    40 }

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