diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug560796.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug560796.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,9 @@
+// Binary: cache/js-dbg-64-a6d7a5677b4c-linux
+// Flags:
+//
+__defineSetter__("x", function(){})
+this.watch("x", "".localeCompare)
+window = x
+Object.defineProperty(this, "x", ({
+    set: window
+}))