1// { dg-do compile } 2 3// 2007-02-04 Benjamin Kosnik <bkoz@redhat.com> 4// 5// Copyright (C) 2007-2015 Free Software Foundation, Inc. 6// 7// This file is part of the GNU ISO C++ Library. This library is free 8// software; you can redistribute it and/or modify it under the 9// terms of the GNU General Public License as published by the 10// Free Software Foundation; either version 3, or (at your option) 11// any later version. 12// 13// This library is distributed in the hope that it will be useful, 14// but WITHOUT ANY WARRANTY; without even the implied warranty of 15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16// GNU General Public License for more details. 17// 18// You should have received a copy of the GNU General Public License 19// along with this library; see the file COPYING3. If not see 20// <http://www.gnu.org/licenses/>. 21 22#include <tr1/functional> 23 24namespace std { 25namespace tr1 { 26 27 template <class T> class reference_wrapper; 28 template <class T> reference_wrapper<T> ref(T&); 29 template <class T> reference_wrapper<const T> cref(const T&); 30 template <class T> reference_wrapper<T> ref(reference_wrapper<T>); 31 template <class T> reference_wrapper<const T> cref(reference_wrapper<T>); 32 33} // namespace tr1 34} // namespace std 35