WSJT-X/boost/boost/optional/optional_fwd.hpp
Bill Somerville ecaa982b9f Merged latest version of the boost 1.63.0 vendor drop
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7593 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-03-02 02:45:29 +00:00

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1.2 KiB
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// Copyright (C) 2003, 2008 Fernando Luis Cacciola Carballal.
// Copyright (C) 2016 Andrzej Krzemienski
//
// Use, modification, and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/optional for documentation.
//
// You are welcome to contact the author at:
// fernando_cacciola@hotmail.com
//
// Revisions:
// 10 May 2008 (added swap related forward declaration) Niels Dekker
//
#ifndef BOOST_OPTIONAL_OPTIONAL_FWD_FLC_19NOV2002_HPP
#define BOOST_OPTIONAL_OPTIONAL_FWD_FLC_19NOV2002_HPP
#include <boost/config.hpp>
namespace boost {
template<class T> class optional ;
// This forward is needed to refer to namespace scope swap from the member swap
template<class T> void swap ( optional<T>& , optional<T>& ) ;
template<class T> struct optional_swap_should_use_default_constructor ;
#ifndef BOOST_OPTIONAL_CONFIG_DONT_SPECIALIZE_OPTIONAL_REFS
template<class T> class optional<T&> ;
template<class T> void swap ( optional<T&>& , optional<T&>& ) BOOST_NOEXCEPT;
#endif
} // namespace boost
#endif