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Fixed __VA_OPT__ functionality for vc++ in c20 mode.

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Edward Diener
2019-11-12 14:57:09 -05:00
parent 732d00341f
commit a6404a8fb2
2 changed files with 10 additions and 1 deletions
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9
include/boost/preprocessor/variadic/detail/has_opt.hpp
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@ -16,12 +16,21 @@
#
# if BOOST_PP_VARIADICS && defined(__cplusplus) && __cplusplus > 201703L
#
# if BOOST_PP_VARIADICS_MSVC
# include <boost/preprocessor/cat.hpp>
# endif
#
# define BOOST_PP_VARIADIC_HAS_OPT_FUNCTION(...) \
__VA_OPT__(,) , 1, 0 \
/**/
#
# if BOOST_PP_VARIADICS_MSVC
# define BOOST_PP_VARIADIC_HAS_OPT_ELEM0(e0, ...) BOOST_PP_CAT(BOOST_PP_VARIADIC_HAS_OPT_ELEM_0(e0,__VA_ARGS__),)
# define BOOST_PP_VARIADIC_HAS_OPT_ELEM2(e0, ...) BOOST_PP_CAT(BOOST_PP_VARIADIC_HAS_OPT_ELEM_2(e0,__VA_ARGS__),)
# else
# define BOOST_PP_VARIADIC_HAS_OPT_ELEM0(e0, ...) BOOST_PP_VARIADIC_HAS_OPT_ELEM_0(e0,__VA_ARGS__)
# define BOOST_PP_VARIADIC_HAS_OPT_ELEM2(e0, ...) BOOST_PP_VARIADIC_HAS_OPT_ELEM_2(e0,__VA_ARGS__)
# endif
# define BOOST_PP_VARIADIC_HAS_OPT_ELEM_0(e0, ...) e0
# define BOOST_PP_VARIADIC_HAS_OPT_ELEM_2(e0, e1, e2, ...) e2
#

2
include/boost/preprocessor/variadic/has_opt.hpp
View File

@ -16,7 +16,7 @@
#
# /* BOOST_PP_VARIADIC_HAS_OPT */
#
# if BOOST_PP_VARIADICS && defined(__cplusplus) && __cplusplus > 201703L && !BOOST_PP_VARIADICS_MSVC
# if BOOST_PP_VARIADICS && defined(__cplusplus) && __cplusplus > 201703L
# include <boost/preprocessor/variadic/detail/has_opt.hpp>
# define BOOST_PP_VARIADIC_HAS_OPT() \
BOOST_PP_VARIADIC_HAS_OPT_ELEM2(BOOST_PP_VARIADIC_HAS_OPT_FUNCTION(?),) \