forked from boostorg/preprocessor
Reveert removal of BOOST_PP_EXPAND
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@ -17,6 +17,7 @@
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#
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# include <boost/preprocessor/cat.hpp>
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# include <boost/preprocessor/config/config.hpp>
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# include <boost/preprocessor/facilities/expand.hpp>
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# include <boost/preprocessor/facilities/overload.hpp>
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# include <boost/preprocessor/tuple/rem.hpp>
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# include <boost/preprocessor/variadic/elem.hpp>
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@ -26,7 +27,7 @@
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# if BOOST_PP_VARIADICS_MSVC
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# define BOOST_PP_TUPLE_ELEM(...) BOOST_PP_TUPLE_ELEM_I(BOOST_PP_OVERLOAD(BOOST_PP_TUPLE_ELEM_O_, __VA_ARGS__), (__VA_ARGS__))
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# define BOOST_PP_TUPLE_ELEM_I(m, args) BOOST_PP_TUPLE_ELEM_II(m, args)
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# define BOOST_PP_TUPLE_ELEM_II(m, args) BOOST_PP_CAT(m ## args,)
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# define BOOST_PP_TUPLE_ELEM_II(m, args) BOOST_PP_CAT(BOOST_PP_EXPAND(m ## args),)
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/*
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Use BOOST_PP_REM_CAT if it is a single element tuple ( which might be empty )
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else use BOOST_PP_REM. This fixes a VC++ problem with an empty tuple and BOOST_PP_TUPLE_ELEM
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