diff -r 000000000000 -r 6474c204b198 js/src/tests/js1_5/Regress/regress-453747.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/js1_5/Regress/regress-453747.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,39 @@
+/* -*- 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 = 453747;
+var summary = 'Do not assert with JIT: JSVAL_IS_VOID(boxed) || JSVAL_IS_BOOLEAN(boxed)';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+  jit(true);
+
+  (function(){
+    var a = [];
+    var s = 10;
+    for (var i = 0; i < s; ++i)
+      a[i] = 1;
+    a[4*s-1] = 2;
+    for (var i = s+1; i < s+4; ++i)
+      typeof a[i];
+  })();
+
+  jit(false);
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}