summaryrefslogtreecommitdiff
path: root/boost/none.hpp
blob: e9fc0627fe94789997cd34de32a774399c1a0476 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
// Copyright (C) 2003, Fernando Luis Cacciola Carballal.
//
// Distributed under 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
//
#ifndef BOOST_NONE_17SEP2003_HPP
#define BOOST_NONE_17SEP2003_HPP

#include "boost/none_t.hpp"

// NOTE: Borland users have to include this header outside any precompiled headers
// (bcc<=5.64 cannot include instance data in a precompiled header)
//  -- * To be verified, now that there's no unnamed namespace

namespace boost {

none_t const none = (static_cast<none_t>(0)) ;

} // namespace boost

#endif