| // (C) Copyright 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_IS_VOID_HPP_INCLUDED | |
| #define BOOST_TT_IS_VOID_HPP_INCLUDED | |
| #include <boost/config.hpp> | |
| // should be the last #include | |
| #include <boost/type_traits/detail/bool_trait_def.hpp> | |
| namespace boost { | |
| //* is a type T void - is_void<T> | |
| #if defined( __CODEGEARC__ ) | |
| BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_void,T,__is_void(T)) | |
| #else | |
| BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_void,T,false) | |
| BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_void,void,true) | |
| #ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS | |
| BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_void,void const,true) | |
| BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_void,void volatile,true) | |
| BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_void,void const volatile,true) | |
| #endif | |
| #endif // non-CodeGear implementation | |
| } // namespace boost | |
| #include <boost/type_traits/detail/bool_trait_undef.hpp> | |
| #endif // BOOST_TT_IS_VOID_HPP_INCLUDED |