# define BOOST_PREPROCESSOR_FACILITIES_IS_EMPTY_HPP
#
# include <boost/preprocessor/config/config.hpp>
-#
-# if BOOST_PP_VARIADICS
-#
# include <boost/preprocessor/facilities/is_empty_variadic.hpp>
#
-# else
-#
-# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC() && ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
-# include <boost/preprocessor/tuple/elem.hpp>
-# include <boost/preprocessor/facilities/identity.hpp>
-# else
-# include <boost/preprocessor/cat.hpp>
-# include <boost/preprocessor/detail/split.hpp>
-# endif
-#
-# /* BOOST_PP_IS_EMPTY */
-#
-# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC() && ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
-# define BOOST_PP_IS_EMPTY(x) BOOST_PP_IS_EMPTY_I(x BOOST_PP_IS_EMPTY_HELPER)
-# define BOOST_PP_IS_EMPTY_I(contents) BOOST_PP_TUPLE_ELEM(2, 1, (BOOST_PP_IS_EMPTY_DEF_ ## contents()))
-# define BOOST_PP_IS_EMPTY_DEF_BOOST_PP_IS_EMPTY_HELPER 1, BOOST_PP_IDENTITY(1)
-# define BOOST_PP_IS_EMPTY_HELPER() , 0
-# else
-# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()
-# define BOOST_PP_IS_EMPTY(x) BOOST_PP_IS_EMPTY_I(BOOST_PP_IS_EMPTY_HELPER x ())
-# define BOOST_PP_IS_EMPTY_I(test) BOOST_PP_IS_EMPTY_II(BOOST_PP_SPLIT(0, BOOST_PP_CAT(BOOST_PP_IS_EMPTY_DEF_, test)))
-# define BOOST_PP_IS_EMPTY_II(id) id
-# else
-# define BOOST_PP_IS_EMPTY(x) BOOST_PP_IS_EMPTY_I((BOOST_PP_IS_EMPTY_HELPER x ()))
-# define BOOST_PP_IS_EMPTY_I(par) BOOST_PP_IS_EMPTY_II ## par
-# define BOOST_PP_IS_EMPTY_II(test) BOOST_PP_SPLIT(0, BOOST_PP_CAT(BOOST_PP_IS_EMPTY_DEF_, test))
-# endif
-# define BOOST_PP_IS_EMPTY_HELPER() 1
-# define BOOST_PP_IS_EMPTY_DEF_1 1, BOOST_PP_NIL
-# define BOOST_PP_IS_EMPTY_DEF_BOOST_PP_IS_EMPTY_HELPER 0, BOOST_PP_NIL
-# endif
-#
-# endif /* BOOST_PP_VARIADICS */
-#
# endif /* BOOST_PREPROCESSOR_FACILITIES_IS_EMPTY_HPP */