1// Copyright (C) 2003, 2008 Fernando Luis Cacciola Carballal.
2//
3// Use, modification, and distribution is subject to the Boost Software
4// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
5// http://www.boost.org/LICENSE_1_0.txt)
6//
7// See http://www.boost.org/libs/optional for documentation.
8//
9// You are welcome to contact the author at:
10// fernando_cacciola@hotmail.com
11//
12// Revisions:
13// 10 May 2008 (added swap related forward declaration) Niels Dekker
14//
15#ifndef BOOST_OPTIONAL_OPTIONAL_FWD_FLC_19NOV2002_HPP
16#define BOOST_OPTIONAL_OPTIONAL_FWD_FLC_19NOV2002_HPP
17
18
19namespace boost {
20
21template<class T> class optional ;
22
23template<class T> void swap ( optional<T>& , optional<T>& );
24
25template<class T> struct optional_swap_should_use_default_constructor ;
26
27} // namespace boost
28
29#endif
30
31

source code of boost/boost/optional/optional_fwd.hpp