diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug621988.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug621988.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,5 @@
+// Binary: cache/js-dbg-64-250bf984b8bc-linux
+// Flags:
+//
+f = function() { L: 3; alert(5); }
+print(f.toString(28800000,23,59,999));