diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/testBug520503-3.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/testBug520503-3.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,6 @@
+(Function("for (var a = 0; a < 6; a++) {\
+        (function sum_indexing(b, c) {\
+            return b.length == c ? 0 : b[c] + sum_indexing(b, c + 1)\
+        })([(void 0), Infinity, Infinity], 0)\
+}"))()
+