diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug650658.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug650658.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,9 @@
+// |jit-test| error:TypeError
+
+// Binary: cache/js-dbg-64-ac0989a03bf1-linux
+// Flags: -m -n -a
+//
+AddRegExpCases(/a*b/, "xxx", 0, null );
+AddRegExpCases(/x\d\dy/, "abcx45ysss235", 3,[] );
+function AddRegExpCases(regexp, pattern, index, matches_array )
+        (matches_array.length, regexp)