bug 477234 - JavaScript Test by Gary Kwong.

js/tests/js1_8/regress/regress-477234.js

@@ -0,0 +1,79 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is JavaScript Engine testing utilities.
+ *
+ * The Initial Developer of the Original Code is
+ * Mozilla Foundation.
+ * Portions created by the Initial Developer are Copyright (C) 2008
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s): Gary Kwong
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+var gTestfile = 'regress-477234.js';
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 477234;
+var summary = 'Do not assert: v != JSVAL_ERROR_COOKIE';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+  jit(true);
+ 
+  for (iters = 0; iters < 11500; ++iters) {
+    for each (let x in ['', '', '']){}
+    eval("__proto__.x getter = function(){}");
+    var a = uneval;
+    delete uneval;
+    uneval = a;
+    var b = toSource;
+    delete toSource;
+    toSource = b;
+    var c = toString;
+    delete toString;
+    toString = c;
+  }
+
+  jit(true);
+
+  delete __proto__.x;
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}

js/tests/shell.js

@@ -676,13 +676,21 @@ function optionsPop()
 
 function optionsReset() {
 
-  optionsClear();
-
-  // turn on initial settings
-  for (optionName in options.initvalues)
+  try
   {
-    options(optionName);
+    optionsClear();
+
+    // turn on initial settings
+    for (optionName in options.initvalues)
+    {
+      options(optionName);
+    }
   }
+  catch(ex)
+  {
+    print('optionsReset: caught ' + ex);
+  }
+
 }
 
 if (typeof options == 'function')