diff -r 000000000000 -r 6474c204b198 js/src/tests/js1_5/Regress/regress-89474.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/js1_5/Regress/regress-89474.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,50 @@
+/* -*- 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/. */
+
+/*
+ * Date: 07 July 2001
+ *
+ * SUMMARY: Regression test for Bugzilla bug 89474
+ * See http://bugzilla.mozilla.org/show_bug.cgi?id=89474
+ *
+ * This test used to crash the JS shell. This was discovered
+ * by Darren DeRidder <darren.deridder@icarusproject.com
+ */
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 89474;
+var summary = "Testing the JS shell doesn't crash on it.item()";
+var cnTest = 'it.item()';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+  tryThis(cnTest); // Just testing that we don't crash on this
+
+  reportCompare('No Crash', 'No Crash', '');
+
+  exitFunc ('test');
+}
+
+
+function tryThis(sEval)
+{
+  try
+  {
+    eval(sEval);
+  }
+  catch(e)
+  {
+    // If we get here, we didn't crash.
+  }
+}