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Diffstat (limited to 'src/third_party/boost-1.69.0/boost/mpl/aux_/msvc_eti_base.hpp')
-rw-r--r-- | src/third_party/boost-1.69.0/boost/mpl/aux_/msvc_eti_base.hpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/third_party/boost-1.69.0/boost/mpl/aux_/msvc_eti_base.hpp b/src/third_party/boost-1.69.0/boost/mpl/aux_/msvc_eti_base.hpp new file mode 100644 index 00000000000..0d8ace69644 --- /dev/null +++ b/src/third_party/boost-1.69.0/boost/mpl/aux_/msvc_eti_base.hpp @@ -0,0 +1,77 @@ + +#ifndef BOOST_MPL_AUX_MSVC_ETI_BASE_HPP_INCLUDED +#define BOOST_MPL_AUX_MSVC_ETI_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. + +// $Id$ +// $Date$ +// $Revision$ + +#include <boost/mpl/aux_/is_msvc_eti_arg.hpp> +#include <boost/mpl/aux_/config/eti.hpp> +#include <boost/mpl/aux_/config/gcc.hpp> +#include <boost/mpl/aux_/config/workaround.hpp> + +namespace boost { namespace mpl { namespace aux { + +#if defined(BOOST_MPL_CFG_MSVC_70_ETI_BUG) + +template< bool > struct msvc_eti_base_impl +{ + template< typename T > struct result_ + : T + { + typedef T type; + }; +}; + +template<> struct msvc_eti_base_impl<true> +{ + template< typename T > struct result_ + { + typedef result_ type; + typedef result_ first; + typedef result_ second; + typedef result_ tag; + enum { value = 0 }; + }; +}; + +template< typename T > struct msvc_eti_base + : msvc_eti_base_impl< is_msvc_eti_arg<T>::value > + ::template result_<T> +{ +}; + +#else // !BOOST_MPL_CFG_MSVC_70_ETI_BUG + +template< typename T > struct msvc_eti_base + : T +{ +#if BOOST_WORKAROUND(BOOST_MPL_CFG_GCC, BOOST_TESTED_AT(0x0304)) + msvc_eti_base(); +#endif + typedef T type; +}; + +#endif + +template<> struct msvc_eti_base<int> +{ + typedef msvc_eti_base type; + typedef msvc_eti_base first; + typedef msvc_eti_base second; + typedef msvc_eti_base tag; + enum { value = 0 }; +}; + +}}} + +#endif // BOOST_MPL_AUX_MSVC_ETI_BASE_HPP_INCLUDED |