diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/for-of/wrapper-1.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/for-of/wrapper-1.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,7 @@
+// for-of works on cross-compartment wrappers of Arrays.
+
+var g = newGlobal();
+var s = '';
+for (var x of g.Array(1, 1, 2, 3, 5))
+    s += x;
+assertEq(s, '11235');