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Addition of is_empty tests and changes to rem processing as a workaround to VC++ problem.

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This commit is contained in:
Edward Diener
2014-04-30 16:06:49 -04:00
parent 6fe93a542d
commit c66ea5871f
24 changed files with 476 additions and 66 deletions
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14
include/boost/preprocessor/seq/detail/binary_transform.hpp
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@ -16,6 +16,9 @@
# include <boost/preprocessor/config/config.hpp>
# include <boost/preprocessor/tuple/eat.hpp>
# include <boost/preprocessor/tuple/rem.hpp>
# if BOOST_PP_VARIADICS && BOOST_PP_VARIADICS_MSVC
# include <boost/preprocessor/variadic/detail/is_single_return.hpp>
# endif
#
# /* BOOST_PP_SEQ_BINARY_TRANSFORM */
#
@ -28,8 +31,15 @@
# define BOOST_PP_SEQ_BINARY_TRANSFORM(seq) BOOST_PP_CAT(BOOST_PP_SEQ_BINARY_TRANSFORM_A seq, 0)
# endif
# if BOOST_PP_VARIADICS
# define BOOST_PP_SEQ_BINARY_TRANSFORM_A(...) (BOOST_PP_REM, __VA_ARGS__)() BOOST_PP_SEQ_BINARY_TRANSFORM_B
# define BOOST_PP_SEQ_BINARY_TRANSFORM_B(...) (BOOST_PP_REM, __VA_ARGS__)() BOOST_PP_SEQ_BINARY_TRANSFORM_A
# if BOOST_PP_VARIADICS_MSVC
# define BOOST_PP_SEQ_BINARY_TRANSFORM_GET_REM(...) \
BOOST_PP_VARIADIC_IS_SINGLE_RETURN(BOOST_PP_REM_CAT,BOOST_PP_REM,__VA_ARGS__) \
/**/
# else
# define BOOST_PP_SEQ_BINARY_TRANSFORM_GET_REM(...) BOOST_PP_REM
# endif
# define BOOST_PP_SEQ_BINARY_TRANSFORM_A(...) (BOOST_PP_SEQ_BINARY_TRANSFORM_GET_REM(__VA_ARGS__), __VA_ARGS__)() BOOST_PP_SEQ_BINARY_TRANSFORM_B
# define BOOST_PP_SEQ_BINARY_TRANSFORM_B(...) (BOOST_PP_SEQ_BINARY_TRANSFORM_GET_REM(__VA_ARGS__), __VA_ARGS__)() BOOST_PP_SEQ_BINARY_TRANSFORM_A
# else
# define BOOST_PP_SEQ_BINARY_TRANSFORM_A(e) (BOOST_PP_REM, e)() BOOST_PP_SEQ_BINARY_TRANSFORM_B
# define BOOST_PP_SEQ_BINARY_TRANSFORM_B(e) (BOOST_PP_REM, e)() BOOST_PP_SEQ_BINARY_TRANSFORM_A