diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug607502.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug607502.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+// Binary: cache/js-dbg-32-d253c44465ae-linux
+// Flags: -m
+//
+function q() { ++i; }
+var i = 0;
+Object.freeze(this);
+q();
+q();