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MWCW workarounds

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[SVN r12497]
This commit is contained in:
Vesa Karvonen
2002-01-25 13:15:56 +00:00
parent e481dd2824
commit 6d04d3068b
16 changed files with 108 additions and 30 deletions
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9
include/boost/preprocessor/arithmetic/sub.hpp
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@ -29,8 +29,13 @@ For example, BOOST_PP_SUB(4,3) expands to 1 (a single token).
#ifndef DOXYGEN_SHOULD_SKIP_THIS
#define BOOST_PP_SUB_D(D,X,Y) BOOST_PP_TUPLE_ELEM(2,0,BOOST_PP_WHILE##D(BOOST_PP_SUB_C,BOOST_PP_SUB_F,(X,Y)))
#define BOOST_PP_SUB_C(D,P) BOOST_PP_TUPLE2_ELEM1 P
#define BOOST_PP_SUB_F(D,P) (BOOST_PP_DEC(BOOST_PP_TUPLE2_ELEM0 P),BOOST_PP_DEC(BOOST_PP_TUPLE2_ELEM1 P))
#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
# define BOOST_PP_SUB_C(D,P) BOOST_PP_TUPLE_ELEM(2,1,P)
# define BOOST_PP_SUB_F(D,P) (BOOST_PP_DEC(BOOST_PP_TUPLE_ELEM(2,0,P)),BOOST_PP_DEC(BOOST_PP_TUPLE_ELEM(2,1,P)))
#else
# define BOOST_PP_SUB_C(D,P) BOOST_PP_TUPLE2_ELEM1 P
# define BOOST_PP_SUB_F(D,P) (BOOST_PP_DEC(BOOST_PP_TUPLE2_ELEM0 P),BOOST_PP_DEC(BOOST_PP_TUPLE2_ELEM1 P))
#endif
#endif
//! Obsolete. Use BOOST_PP_SUB(X,Y).