forked from boostorg/preprocessor
Revert arithmetic changes to original for msvc default preprocessor.
This commit is contained in:
@ -26,6 +26,38 @@
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# include <boost/preprocessor/arithmetic/detail/is_maximum_number.hpp>
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# include <boost/preprocessor/arithmetic/detail/is_minimum_number.hpp>
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#
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# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()
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#
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# /* BOOST_PP_SUB */
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#
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# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
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# define BOOST_PP_SUB(x, y) BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE(BOOST_PP_SUB_P, BOOST_PP_SUB_O, (x, y)))
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# else
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# define BOOST_PP_SUB(x, y) BOOST_PP_SUB_I(x, y)
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# define BOOST_PP_SUB_I(x, y) BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE(BOOST_PP_SUB_P, BOOST_PP_SUB_O, (x, y)))
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# endif
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#
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# define BOOST_PP_SUB_P(d, xy) BOOST_PP_TUPLE_ELEM(2, 1, xy)
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#
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# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
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# define BOOST_PP_SUB_O(d, xy) BOOST_PP_SUB_O_I xy
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# else
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# define BOOST_PP_SUB_O(d, xy) BOOST_PP_SUB_O_I(BOOST_PP_TUPLE_ELEM(2, 0, xy), BOOST_PP_TUPLE_ELEM(2, 1, xy))
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# endif
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#
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# define BOOST_PP_SUB_O_I(x, y) (BOOST_PP_DEC(x), BOOST_PP_DEC(y))
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#
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# /* BOOST_PP_SUB_D */
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#
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# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
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# define BOOST_PP_SUB_D(d, x, y) BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_SUB_P, BOOST_PP_SUB_O, (x, y)))
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# else
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# define BOOST_PP_SUB_D(d, x, y) BOOST_PP_SUB_D_I(d, x, y)
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# define BOOST_PP_SUB_D_I(d, x, y) BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_SUB_P, BOOST_PP_SUB_O, (x, y)))
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# endif
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#
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# else
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#
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# /* BOOST_PP_SUB */
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#
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# define BOOST_PP_SUB(x, y) BOOST_PP_IIF(BOOST_PP_BITOR(BOOST_PP_DETAIL_IS_MAXIMUM_NUMBER(y),BOOST_PP_DETAIL_IS_MINIMUM_NUMBER(x)),BOOST_PP_IDENTITY_N(0,2),BOOST_PP_SUB_DO)(x,y)
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@ -59,3 +91,5 @@
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# endif
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#
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# endif
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#
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# endif
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