diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma_3/ExecutionContexts/regress-23346.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma_3/ExecutionContexts/regress-23346.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,35 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * 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 CALL_CALLED = "PASSED";
+
+test();
+
+function f(x)
+{
+  if (x)
+    return call();
+
+  return "FAILED!";
+}
+
+function call()
+{
+  return CALL_CALLED;
+}
+
+function test()
+{
+  enterFunc ("test");
+
+  printStatus ("ECMA Section: 10.1.3: Variable Instantiation.");
+  printBugNumber (23346);
+
+  reportCompare ("PASSED", f(true),
+		 "Unqualified reference should not see Function.prototype");
+
+  exitFunc("test");       
+}