1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/non262/extensions/regress-472599.js b/js/src/tests/non262/extensions/regress-472599.js
new file mode 100644
index 0000000000..474e0b6336
--- /dev/null
+++ b/js/src/tests/non262/extensions/regress-472599.js
@@ -0,0 +1,29 @@
+/* -*- 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 = 472599;
+var summary = 'Do not assert: STOBJ_GET_SLOT(callee_obj, JSSLOT_PRIVATE).isInt32()';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+
+  var a = (function(){}).prototype;
+  a.__proto__ = a.toString;
+  for (var i = 0; i < 4; ++i) { try{ a.call({}); } catch(e) { } }
+
+
+  reportCompare(expect, actual, summary);
+}