3 * Copyright (c) 2014, Facebook, Inc.
6 * This source code is licensed under the BSD-style license found in the
7 * LICENSE file in the "hack" directory of this source tree. An additional grant
8 * of patent rights can be found in the PATENTS file in the same directory.
14 class B
implements I
{}
16 function foo(): Vector
<I
> {
17 $x = Vector
{ new A(), new B() };