1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/non262/extensions/regress-454744.js b/js/src/tests/non262/extensions/regress-454744.js
new file mode 100644
index 0000000000..a686889d63
--- /dev/null
+++ b/js/src/tests/non262/extensions/regress-454744.js
@@ -0,0 +1,32 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 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 = 454744;
+var summary = 'Do not assert with JIT: PCVAL_IS_SPROP(entry->vword)';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+
+  try
+  {
+    this.__defineGetter__('x', function() { return 2; }); for (var j=0;j<4;++j) { x=1; }
+  }
+  catch(ex)
+  {
+  }
+
+
+  reportCompare(expect, actual, summary);
+}