diff -r 000000000000 -r 6474c204b198 js/src/tests/js1_5/extensions/regress-311792-02.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/js1_5/extensions/regress-311792-02.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 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 = 311792;
+var summary = 'Root Array.prototype methods';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+ 
+var subverted = 0;
+
+function index_getter()
+{
+  delete a[0];
+  gc();
+  for (var i = 0; i != 1 << 14; ++i) {
+    var tmp = new String("test");
+    tmp = null;
+  }
+  return 1;
+}
+
+function index_setter(value)
+{
+  subverted = value;
+}
+
+var a = [ Math.sqrt(2), 0 ];
+a.__defineGetter__(1, index_getter);
+a.__defineSetter__(1, index_setter);
+
+a.reverse();
+printStatus(subverted)
+
+  reportCompare(expect, actual, summary);