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| author | Remko Tronçon <git@el-tramo.be> | 2010-03-28 15:46:49 (GMT) |
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| committer | Remko Tronçon <git@el-tramo.be> | 2010-03-28 15:46:49 (GMT) |
| commit | f53a1ef582494458301b97bf6e546be52d7ff7e8 (patch) | |
| tree | 7571b5cbcbd8a8f1dd1c966c9045b6cb69f0e295 /3rdParty/Boost/src/boost/mpl/void.hpp | |
| parent | 638345680d72ca6acaf123f2c8c1c391f696e371 (diff) | |
| download | swift-f53a1ef582494458301b97bf6e546be52d7ff7e8.zip swift-f53a1ef582494458301b97bf6e546be52d7ff7e8.tar.bz2 | |
Moving submodule contents back.
Diffstat (limited to '3rdParty/Boost/src/boost/mpl/void.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/mpl/void.hpp | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/mpl/void.hpp b/3rdParty/Boost/src/boost/mpl/void.hpp new file mode 100644 index 0000000..f464acb --- /dev/null +++ b/3rdParty/Boost/src/boost/mpl/void.hpp @@ -0,0 +1,76 @@ + +#ifndef BOOST_MPL_VOID_HPP_INCLUDED +#define BOOST_MPL_VOID_HPP_INCLUDED + +// Copyright Aleksey Gurtovoy 2001-2004 +// +// 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/mpl for documentation. + +// $Id: void.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ +// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ +// $Revision: 49267 $ + +#include <boost/mpl/void_fwd.hpp> +#include <boost/mpl/bool.hpp> +#include <boost/mpl/aux_/na_spec.hpp> +#include <boost/mpl/aux_/config/msvc.hpp> +#include <boost/mpl/aux_/config/workaround.hpp> + +BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN + +// [JDG Feb-4-2003] made void_ a complete type to allow it to be +// instantiated so that it can be passed in as an object that can be +// used to select an overloaded function. Possible use includes signaling +// a zero arity functor evaluation call. +struct void_ { typedef void_ type; }; + +BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE + +namespace boost { namespace mpl { + +template< typename T > +struct is_void_ + : false_ +{ +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) + using false_::value; +#endif +}; + +template<> +struct is_void_<void_> + : true_ +{ +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) + using true_::value; +#endif +}; + +template< typename T > +struct is_not_void_ + : true_ +{ +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) + using true_::value; +#endif +}; + +template<> +struct is_not_void_<void_> + : false_ +{ +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) + using false_::value; +#endif +}; + +BOOST_MPL_AUX_NA_SPEC(1, is_void_) +BOOST_MPL_AUX_NA_SPEC(1, is_not_void_) + +}} + +#endif // BOOST_MPL_VOID_HPP_INCLUDED |