diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/arguments/bug554670-1.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/arguments/bug554670-1.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+x = true;
+(function() {
+  for each(let c in [0, x]) {
+    (arguments)[4] *= c
+  }
+})()
+
+// don't assert