1 files changed, 72 insertions, 0 deletions
diff --git a/js/src/tests/js1_5/GC/regress-313276.js b/js/src/tests/js1_5/GC/regress-313276.js
new file mode 100644
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--- /dev/null
+++ b/js/src/tests/js1_5/GC/regress-313276.js
@@ -0,0 +1,72 @@
+/* -*- 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) 2005
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s): Igor Bukanov
+ *
+ * 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 BUGNUMBER = 313276;
+var summary = 'Root strings';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+ 
+var obj = {
+  toString: function() {
+    return "*TEST*".substr(1, 4);
+  }
+};
+
+var TMP = 1e200;
+
+var likeZero = {
+  valueOf: function() {
+    if (typeof gc == "function") gc();
+    for (var i = 0; i != 40000; ++i) {
+      var tmp = 2 / TMP;
+      tmp = null;
+    }
+    return 0;
+  }
+}
+
+  expect = "TEST";
+actual = String.prototype.substr.call(obj, likeZero);
+
+printStatus("Substring length: "+actual.length);
+printStatus((expect === actual).toString());
+
+reportCompare(expect, actual, summary);