/usr/include/boost/tti/detail
Edit: /usr/include/boost/tti/detail/dunion.hpp (3159B)
// (C) Copyright Edward Diener 2019
// 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).
#if !defined(BOOST_TTI_DETAIL_UNION_HPP)
#define BOOST_TTI_DETAIL_UNION_HPP
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#define BOOST_TTI_DETAIL_TRAIT_INVOKE_HAS_UNION(trait,name) \
template \
struct BOOST_PP_CAT(trait,_detail_union_invoke) \
{ \
BOOST_MPL_ASSERT((BOOST_TTI_NAMESPACE::detail::is_lambda_expression)); \
typedef typename boost::mpl::apply::type type; \
}; \
/**/
#define BOOST_TTI_DETAIL_TRAIT_HAS_UNION_OP_CHOOSE(trait,name) \
BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(BOOST_PP_CAT(trait,_detail_union_mpl), name, false) \
BOOST_TTI_DETAIL_TRAIT_INVOKE_HAS_UNION(trait,name) \
template \
struct BOOST_PP_CAT(trait,_detail_union_op_choose) : \
boost::mpl::and_ \
< \
boost::is_union, \
BOOST_PP_CAT(trait,_detail_union_invoke) \
> \
{ \
}; \
\
template \
struct BOOST_PP_CAT(trait,_detail_union_op_choose) : \
boost::mpl::false_ \
{ \
}; \
\
template \
struct BOOST_PP_CAT(trait,_detail_union_op_choose) : \
boost::is_union \
{ \
}; \
/**/
#define BOOST_TTI_DETAIL_TRAIT_HAS_UNION_OP(trait,name) \
BOOST_TTI_DETAIL_TRAIT_HAS_UNION_OP_CHOOSE(trait,name) \
template \
struct BOOST_PP_CAT(trait,_detail_union_op) : \
BOOST_PP_CAT(trait,_detail_union_op_choose) \
< \
BOOST_TTI_DETAIL_TP_T, \
BOOST_TTI_DETAIL_TP_U, \
typename BOOST_PP_CAT(trait,_detail_union_mpl)::type \
> \
{ \
}; \
/**/
#define BOOST_TTI_DETAIL_TRAIT_HAS_UNION(trait,name) \
BOOST_TTI_DETAIL_TRAIT_HAS_UNION_OP(trait,name) \
template \
struct BOOST_PP_CAT(trait,_detail_union) : \
boost::mpl::eval_if \
< \
BOOST_TTI_NAMESPACE::detail::enclosing_type, \
BOOST_PP_CAT(trait,_detail_union_op), \
boost::mpl::false_ \
> \
{ \
}; \
/**/
#endif // BOOST_TTI_DETAIL_UNION_HPP