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Revert arithmetic changes to original for msvc default preprocessor.

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This commit is contained in:
Edward Diener
2020-08-31 10:55:17 -04:00
parent c1eb9292d7
commit 721ef44e79
5 changed files with 151 additions and 0 deletions
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35
include/boost/preprocessor/arithmetic/mul.hpp
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@ -30,6 +30,39 @@
# include <boost/preprocessor/arithmetic/detail/is_maximum_number.hpp>
# include <boost/preprocessor/arithmetic/detail/is_1_number.hpp>
#
# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()
#
# /* BOOST_PP_MUL */
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
# define BOOST_PP_MUL(x, y) BOOST_PP_TUPLE_ELEM(3, 0, BOOST_PP_WHILE(BOOST_PP_MUL_P, BOOST_PP_MUL_O, (0, x, y)))
# else
# define BOOST_PP_MUL(x, y) BOOST_PP_MUL_I(x, y)
# define BOOST_PP_MUL_I(x, y) BOOST_PP_TUPLE_ELEM(3, 0, BOOST_PP_WHILE(BOOST_PP_MUL_P, BOOST_PP_MUL_O, (0, x, y)))
# endif
#
# define BOOST_PP_MUL_P(d, rxy) BOOST_PP_TUPLE_ELEM(3, 2, rxy)
#
# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
# define BOOST_PP_MUL_O(d, rxy) BOOST_PP_MUL_O_IM(d, BOOST_PP_TUPLE_REM_3 rxy)
# define BOOST_PP_MUL_O_IM(d, im) BOOST_PP_MUL_O_I(d, im)
# else
# define BOOST_PP_MUL_O(d, rxy) BOOST_PP_MUL_O_I(d, BOOST_PP_TUPLE_ELEM(3, 0, rxy), BOOST_PP_TUPLE_ELEM(3, 1, rxy), BOOST_PP_TUPLE_ELEM(3, 2, rxy))
# endif
#
# define BOOST_PP_MUL_O_I(d, r, x, y) (BOOST_PP_ADD_D(d, r, x), x, BOOST_PP_DEC(y))
#
# /* BOOST_PP_MUL_D */
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
# define BOOST_PP_MUL_D(d, x, y) BOOST_PP_TUPLE_ELEM(3, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_MUL_P, BOOST_PP_MUL_O, (0, x, y)))
# else
# define BOOST_PP_MUL_D(d, x, y) BOOST_PP_MUL_D_I(d, x, y)
# define BOOST_PP_MUL_D_I(d, x, y) BOOST_PP_TUPLE_ELEM(3, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_MUL_P, BOOST_PP_MUL_O, (0, x, y)))
# endif
#
# else
#
# /* BOOST_PP_MUL */
#
# define BOOST_PP_MUL(x, y) BOOST_PP_IIF(BOOST_PP_DETAIL_IS_MINIMUM_NUMBER(x),BOOST_PP_IDENTITY_N(x,2),BOOST_PP_MUL_CHECK_1X)(x,y)
@ -68,3 +101,5 @@
# endif
#
# endif
#
# endif