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Fixed replace when replacing the last element of a 256 element sequence.

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Edward Diener
2015-05-18 16:36:06 -04:00
parent eb2a675b8f
commit 06c18a67f8
1 changed files with 18 additions and 2 deletions
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20
include/boost/preprocessor/seq/replace.hpp
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@ -12,18 +12,34 @@
# ifndef BOOST_PREPROCESSOR_SEQ_REPLACE_HPP
# define BOOST_PREPROCESSOR_SEQ_REPLACE_HPP
#
# include <boost/preprocessor/arithmetic/dec.hpp>
# include <boost/preprocessor/arithmetic/inc.hpp>
# include <boost/preprocessor/config/config.hpp>
# include <boost/preprocessor/comparison/equal.hpp>
# include <boost/preprocessor/control/iif.hpp>
# include <boost/preprocessor/seq/first_n.hpp>
# include <boost/preprocessor/seq/rest_n.hpp>
# include <boost/preprocessor/seq/size.hpp>
#
# /* BOOST_PP_SEQ_REPLACE */
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
# define BOOST_PP_SEQ_REPLACE(seq, i, elem) BOOST_PP_SEQ_FIRST_N(i, seq) (elem) BOOST_PP_SEQ_REST_N(BOOST_PP_INC(i), seq)
# define BOOST_PP_SEQ_REPLACE(seq, i, elem) BOOST_PP_SEQ_FIRST_N(i, seq) (elem) BOOST_PP_SEQ_REPLACE_DETAIL_REST(seq, i)
# else
# define BOOST_PP_SEQ_REPLACE(seq, i, elem) BOOST_PP_SEQ_REPLACE_I(seq, i, elem)
# define BOOST_PP_SEQ_REPLACE_I(seq, i, elem) BOOST_PP_SEQ_FIRST_N(i, seq) (elem) BOOST_PP_SEQ_REST_N(BOOST_PP_INC(i), seq)
# define BOOST_PP_SEQ_REPLACE_I(seq, i, elem) BOOST_PP_SEQ_FIRST_N(i, seq) (elem) BOOST_PP_SEQ_REPLACE_DETAIL_REST(seq, i)
# endif
#
# define BOOST_PP_SEQ_REPLACE_DETAIL_REST_EMPTY(seq, i)
# define BOOST_PP_SEQ_REPLACE_DETAIL_REST_VALID(seq, i) BOOST_PP_SEQ_REST_N(BOOST_PP_INC(i), seq)
# define BOOST_PP_SEQ_REPLACE_DETAIL_REST(seq, i) \
BOOST_PP_IIF \
( \
BOOST_PP_EQUAL(i,BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq))), \
BOOST_PP_SEQ_REPLACE_DETAIL_REST_EMPTY, \
BOOST_PP_SEQ_REPLACE_DETAIL_REST_VALID \
) \
(seq, i) \
/**/
#
# endif