[es6] Fix for-const loops

test/mjsunit/es6/regress/regress-3938.js

Index: test/mjsunit/es6/regress/regress-3938.js
diff --git a/test/message/super-in-function.js b/test/mjsunit/es6/regress/regress-3938.js
similarity index 56%
copy from test/message/super-in-function.js
copy to test/mjsunit/es6/regress/regress-3938.js
index edaa0e4eadc7befdb7ed28a3e06eaa827c4388f0..bd7d1befa13b19f2284161f50c4b53ab40c4ee3a 100644
--- a/test/message/super-in-function.js
+++ b/test/mjsunit/es6/regress/regress-3938.js
@@ -1,10 +1,8 @@
 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-//
-// Flags: --harmony-classes
+
 'use strict';
 
-function f() {
-  super.x();
-}
+assertThrows(function() { for (const i = 0; ; i++) {} }, TypeError);

[Dmitry Lomov (no reviews), 2015/03/03 15:13:28]

Add a test that does 
for(const i = 0, j = 5; ...)

+assertThrows("'use strict'; for (const i = 0; ; i++) {}", TypeError);