diff options
author | Kevin Smith <git@kismith.co.uk> | 2013-01-12 18:41:34 (GMT) |
---|---|---|
committer | Swift Review <review@swift.im> | 2013-01-13 10:36:26 (GMT) |
commit | f3bc816af1b0d61452de973963e453bf3b3f95a2 (patch) | |
tree | e895f8afa3580e6cff6f5ad2017d45bf147a17c2 /3rdParty/Boost/src/boost/mpl/empty_base.hpp | |
parent | 188fc285c6555eadd3c9d50ab8a94adcade78d89 (diff) | |
download | swift-f3bc816af1b0d61452de973963e453bf3b3f95a2.zip swift-f3bc816af1b0d61452de973963e453bf3b3f95a2.tar.bz2 |
Adding in the spirit Boost stuff
Change-Id: I4f127ce61667243b64081b0aa309028d5077045f
Diffstat (limited to '3rdParty/Boost/src/boost/mpl/empty_base.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/mpl/empty_base.hpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/mpl/empty_base.hpp b/3rdParty/Boost/src/boost/mpl/empty_base.hpp new file mode 100644 index 0000000..095003e --- /dev/null +++ b/3rdParty/Boost/src/boost/mpl/empty_base.hpp @@ -0,0 +1,59 @@ + +#ifndef BOOST_MPL_EMPTY_BASE_HPP_INCLUDED +#define BOOST_MPL_EMPTY_BASE_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: empty_base.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ +// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $ +// $Revision: 49267 $ + +#include <boost/mpl/bool.hpp> +#include <boost/mpl/aux_/config/msvc.hpp> +#include <boost/mpl/aux_/config/workaround.hpp> + +#include <boost/type_traits/is_empty.hpp> + +// should be always the last #include directive +#include <boost/type_traits/detail/bool_trait_def.hpp> + +namespace boost { namespace mpl { + +// empty base class, guaranteed to have no members; inheritance from +// 'empty_base' through the 'inherit' metafunction is a no-op - see +// "mpl/inherit.hpp> header for the details +struct empty_base {}; + +template< typename T > +struct is_empty_base + : false_ +{ +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) + using false_::value; +#endif +}; + +template<> +struct is_empty_base<empty_base> + : true_ +{ +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) + using true_::value; +#endif +}; + +}} + +namespace boost { +BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_empty, mpl::empty_base, true) +} + +#include <boost/type_traits/detail/bool_trait_undef.hpp> + +#endif // BOOST_MPL_EMPTY_BASE_HPP_INCLUDED |