| // (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard | |
| // Hinnant & John Maddock 2000. | |
| // Use, modification and distribution are 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/type_traits for most recent version including documentation. | |
| #ifndef BOOST_TT_ADD_CONST_HPP_INCLUDED | |
| #define BOOST_TT_ADD_CONST_HPP_INCLUDED | |
| #include <boost/config.hpp> | |
| // should be the last #include | |
| #include <boost/type_traits/detail/type_trait_def.hpp> | |
| namespace boost { | |
| // * convert a type T to const type - add_const<T> | |
| // this is not required since the result is always | |
| // the same as "T const", but it does suppress warnings | |
| // from some compilers: | |
| #if defined(BOOST_MSVC) | |
| // This bogus warning will appear when add_const is applied to a | |
| // const volatile reference because we can't detect const volatile | |
| // references with MSVC6. | |
| # pragma warning(push) | |
| # pragma warning(disable:4181) // warning C4181: qualifier applied to reference type ignored | |
| #endif | |
| BOOST_TT_AUX_TYPE_TRAIT_DEF1(add_const,T,T const) | |
| #if defined(BOOST_MSVC) | |
| # pragma warning(pop) | |
| #endif | |
| #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION | |
| BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,add_const,T&,T&) | |
| #endif | |
| } // namespace boost | |
| #include <boost/type_traits/detail/type_trait_undef.hpp> | |
| #endif // BOOST_TT_ADD_CONST_HPP_INCLUDED |