diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/for-of/syntax-2.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/for-of/syntax-2.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,9 @@
+// "of" is not a keyword.
+
+var of;
+
+Function("var of;");
+
+let (of = 12) {}
+
+function of(of) {}