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# /* **************************************************************************
# * *
# * (C) Copyright Edward Diener 2014.
# * 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 for most recent version. */
#
#ifndef MSGPACK_PREPROCESSOR_DETAIL_IS_EMPTY_HPP
#define MSGPACK_PREPROCESSOR_DETAIL_IS_EMPTY_HPP
#include <msgpack/preprocessor/punctuation/is_begin_parens.hpp>
#if MSGPACK_PP_VARIADICS_MSVC
# pragma warning(once:4002)
#define MSGPACK_PP_DETAIL_IS_EMPTY_IIF_0(t, b) b
#define MSGPACK_PP_DETAIL_IS_EMPTY_IIF_1(t, b) t
#else
#define MSGPACK_PP_DETAIL_IS_EMPTY_IIF_0(t, ...) __VA_ARGS__
#define MSGPACK_PP_DETAIL_IS_EMPTY_IIF_1(t, ...) t
#endif
#if MSGPACK_PP_VARIADICS_MSVC && _MSC_VER <= 1400
#define MSGPACK_PP_DETAIL_IS_EMPTY_PROCESS(param) \
MSGPACK_PP_IS_BEGIN_PARENS \
( \
MSGPACK_PP_DETAIL_IS_EMPTY_NON_FUNCTION_C param () \
) \
/**/
#else
#define MSGPACK_PP_DETAIL_IS_EMPTY_PROCESS(...) \
MSGPACK_PP_IS_BEGIN_PARENS \
( \
MSGPACK_PP_DETAIL_IS_EMPTY_NON_FUNCTION_C __VA_ARGS__ () \
) \
/**/
#endif
#define MSGPACK_PP_DETAIL_IS_EMPTY_PRIMITIVE_CAT(a, b) a ## b
#define MSGPACK_PP_DETAIL_IS_EMPTY_IIF(bit) MSGPACK_PP_DETAIL_IS_EMPTY_PRIMITIVE_CAT(MSGPACK_PP_DETAIL_IS_EMPTY_IIF_,bit)
#define MSGPACK_PP_DETAIL_IS_EMPTY_NON_FUNCTION_C(...) ()
#endif /* MSGPACK_PREPROCESSOR_DETAIL_IS_EMPTY_HPP */
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