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Fixes for BOOST_PP_SEQ_REMOVE when the seq is its maximum size and has its last element removed. Also updated seq tests.

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This commit is contained in:
Edward Diener
2015-05-29 01:36:06 -04:00
parent 350c0e59b1
commit b125850bbb
3 changed files with 99 additions and 6 deletions
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22
include/boost/preprocessor/seq/detail/is_empty.hpp
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@ -16,10 +16,9 @@
# include <boost/preprocessor/arithmetic/dec.hpp>
# include <boost/preprocessor/logical/bool.hpp>
# include <boost/preprocessor/logical/compl.hpp>
# include <boost/preprocessor/seq/size.hpp>
#
/* A empty is one that is just BOOST_PP_SEQ_NIL,
but for out purposes here it is a seq which
does not start with a unary, ie '(anything)' */
/* An empty seq is one that is just BOOST_PP_SEQ_NIL */
#
# define BOOST_PP_SEQ_DETAIL_IS_EMPTY(seq) \
BOOST_PP_COMPL \
@ -28,8 +27,23 @@
) \
/**/
#
# define BOOST_PP_SEQ_DETAIL_IS_EMPTY_SIZE(size) \
BOOST_PP_COMPL \
( \
BOOST_PP_SEQ_DETAIL_IS_NOT_EMPTY_SIZE(size) \
) \
/**/
#
# define BOOST_PP_SEQ_DETAIL_IS_NOT_EMPTY(seq) \
BOOST_PP_BOOL(BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq (nil)))) \
BOOST_PP_SEQ_DETAIL_IS_NOT_EMPTY_SIZE(BOOST_PP_SEQ_DETAIL_EMPTY_SIZE(seq)) \
/**/
#
# define BOOST_PP_SEQ_DETAIL_IS_NOT_EMPTY_SIZE(size) \
BOOST_PP_BOOL(size) \
/**/
#
# define BOOST_PP_SEQ_DETAIL_EMPTY_SIZE(seq) \
BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq (nil))) \
/**/
#
# endif