diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug600128.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug600128.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,10 @@
+// Binary: cache/js-dbg-64-54700fad8cf9-linux
+// Flags: -j
+//
+__defineSetter__("x", Object.freeze)
+x = this;
+for (let z = 0; z < 5; z++) {
+    for each(let y in [0, 0, 0]) {
+        print(u = "")
+    }
+}