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Boost-Commit : |
Subject: [Boost-commit] svn:boost r55146 - in trunk: boost/mpl libs/mpl/test
From: eric_at_[hidden]
Date: 2009-07-24 13:22:50
Author: eric_niebler
Date: 2009-07-24 13:22:50 EDT (Fri, 24 Jul 2009)
New Revision: 55146
URL: http://svn.boost.org/trac/boost/changeset/55146
Log:
fix bug with signed char
Text files modified:
trunk/boost/mpl/string.hpp | 58 +++++++++++++++++++++------------------
trunk/libs/mpl/test/string.cpp | 41 ++++++++++++++++++++++++++++
2 files changed, 72 insertions(+), 27 deletions(-)
Modified: trunk/boost/mpl/string.hpp
==============================================================================
--- trunk/boost/mpl/string.hpp (original)
+++ trunk/boost/mpl/string.hpp 2009-07-24 13:22:50 EDT (Fri, 24 Jul 2009)
@@ -44,6 +44,10 @@
#include <boost/preprocessor/repetition/enum_shifted_params.hpp>
#include <boost/preprocessor/repetition/enum_trailing_params.hpp>
#include <boost/preprocessor/repetition/enum_params_with_a_default.hpp>
+#include <iterator>
+
+#include <iterator> // for bidirectional_iterator_tag
+#include <climits>
namespace boost { namespace mpl
{
@@ -54,51 +58,51 @@
// multi-character literals should be localized to these macros.
#define BOOST_MPL_MULTICHAR_LENGTH(c) \
- (std::size_t)((c>0xffffff)+(c>0xffff)+(c>0xff)+1)
+ (std::size_t)((c<CHAR_MIN) ? 4 : ((c>0xffffff)+(c>0xffff)+(c>0xff)+1))
#if defined(BOOST_LITTLE_ENDIAN) && defined(__SUNPRO_CC)
#define BOOST_MPL_MULTICHAR_AT(c,i) \
- (char)(0xff&(c>>(8*(std::size_t)(i))))
+ (char)(0xff&((unsigned)(c)>>(8*(std::size_t)(i))))
#define BOOST_MPL_MULTICHAR_PUSH_BACK(c,i) \
- ((((unsigned char)(i))<<(BOOST_MPL_MULTICHAR_LENGTH(c)*8))|(c))
+ ((((unsigned char)(i))<<(BOOST_MPL_MULTICHAR_LENGTH(c)*8))|(unsigned)(c))
#define BOOST_MPL_MULTICHAR_PUSH_FRONT(c,i) \
- (((c)<<8)|(unsigned char)(i))
+ (((unsigned)(c)<<8)|(unsigned char)(i))
#define BOOST_MPL_MULTICHAR_POP_BACK(c) \
- (((1<<((BOOST_MPL_MULTICHAR_LENGTH(c)-1)*8))-1)&(c))
+ (((1<<((BOOST_MPL_MULTICHAR_LENGTH(c)-1)*8))-1)&(unsigned)(c))
#define BOOST_MPL_MULTICHAR_POP_FRONT(c) \
- ((c)>>8)
+ ((unsigned)(c)>>8)
#else
#define BOOST_MPL_MULTICHAR_AT(c,i) \
- (char)(0xff&(c>>(8*(BOOST_MPL_MULTICHAR_LENGTH(c)-(std::size_t)(i)-1))))
+ (char)(0xff&((unsigned)(c)>>(8*(BOOST_MPL_MULTICHAR_LENGTH(c)-(std::size_t)(i)-1))))
#define BOOST_MPL_MULTICHAR_PUSH_BACK(c,i) \
- (((c)<<8)|(unsigned char)(i))
+ (((unsigned)(c)<<8)|(unsigned char)(i))
#define BOOST_MPL_MULTICHAR_PUSH_FRONT(c,i) \
- ((((unsigned char)(i))<<(BOOST_MPL_MULTICHAR_LENGTH(c)*8))|(c))
+ ((((unsigned char)(i))<<(BOOST_MPL_MULTICHAR_LENGTH(c)*8))|(unsigned)(c))
#define BOOST_MPL_MULTICHAR_POP_BACK(c) \
- ((c)>>8)
+ ((unsigned)(c)>>8)
#define BOOST_MPL_MULTICHAR_POP_FRONT(c) \
- (((1<<((BOOST_MPL_MULTICHAR_LENGTH(c)-1)*8))-1)&(c))
+ (((1<<((BOOST_MPL_MULTICHAR_LENGTH(c)-1)*8))-1)&(unsigned)(c))
#endif
struct string_tag;
struct string_iterator_tag;
- template<BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_MPL_STRING_MAX_PARAMS, unsigned C, 0)>
+ template<BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_MPL_STRING_MAX_PARAMS, int C, 0)>
struct string;
- template<typename Sequence, unsigned I, unsigned J>
+ template<typename Sequence, int I, int J>
struct string_iterator;
template<typename Sequence>
@@ -117,7 +121,7 @@
+ BOOST_MPL_MULTICHAR_LENGTH(BOOST_PP_CAT(C,n))
#define M1(z, n, data) \
- template<BOOST_PP_ENUM_PARAMS_Z(z, n, unsigned C)> \
+ template<BOOST_PP_ENUM_PARAMS_Z(z, n, int C)> \
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS_Z(z, n, C)> > \
: mpl::size_t<(0 BOOST_PP_REPEAT_ ## z(n, M0, ~))> \
{};
@@ -155,7 +159,7 @@
struct apply;
#define M0(z,n,data) \
- template<BOOST_PP_ENUM_PARAMS_Z(z, n, unsigned C)> \
+ template<BOOST_PP_ENUM_PARAMS_Z(z, n, int C)> \
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS_Z(z, n, C)> > \
{ \
typedef mpl::string_iterator<mpl::string<BOOST_PP_ENUM_PARAMS_Z(z, n, C)>, n, 0> type; \
@@ -205,17 +209,17 @@
};
#define M0(z,n,data) \
- template<BOOST_PP_ENUM_PARAMS_Z(z, n, unsigned C), typename Value> \
+ template<BOOST_PP_ENUM_PARAMS_Z(z, n, int C), typename Value> \
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS_Z(z, n, C)>, Value, false> \
{ \
typedef \
mpl::string< \
BOOST_PP_ENUM_PARAMS_Z(z, BOOST_PP_DEC(n), C) \
BOOST_PP_COMMA_IF(BOOST_PP_DEC(n)) \
- (BOOST_PP_CAT(C,BOOST_PP_DEC(n))>0xffffff) \
+ ((unsigned)BOOST_PP_CAT(C,BOOST_PP_DEC(n))>0xffffff) \
?BOOST_PP_CAT(C,BOOST_PP_DEC(n)) \
:BOOST_MPL_MULTICHAR_PUSH_BACK(BOOST_PP_CAT(C,BOOST_PP_DEC(n)), Value::value) \
- , (BOOST_PP_CAT(C,BOOST_PP_DEC(n))>0xffffff) \
+ , ((unsigned)BOOST_PP_CAT(C,BOOST_PP_DEC(n))>0xffffff) \
?(char)Value::value \
:0 \
> \
@@ -225,7 +229,7 @@
BOOST_PP_REPEAT_FROM_TO(1, BOOST_MPL_STRING_MAX_PARAMS, M0, ~)
#undef M0
- template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, unsigned C), typename Value>
+ template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, int C), typename Value>
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, C)>, Value, false>
{
typedef
@@ -247,7 +251,7 @@
struct apply;
#define M0(z,n,data) \
- template<BOOST_PP_ENUM_PARAMS_Z(z, n, unsigned C)> \
+ template<BOOST_PP_ENUM_PARAMS_Z(z, n, int C)> \
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS_Z(z, n, C)> > \
{ \
BOOST_MPL_ASSERT_MSG((C0 != 0), POP_BACK_FAILED_MPL_STRING_IS_EMPTY, (mpl::string<>)); \
@@ -300,7 +304,7 @@
#endif
#define M0(z,n,data) \
- template<BOOST_PP_ENUM_PARAMS_Z(z, n, unsigned C), typename Value> \
+ template<BOOST_PP_ENUM_PARAMS_Z(z, n, int C), typename Value> \
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS_Z(z, n, C)>, Value, true> \
{ \
typedef \
@@ -314,7 +318,7 @@
BOOST_PP_REPEAT_FROM_TO(1, BOOST_MPL_STRING_MAX_PARAMS, M0, ~)
#undef M0
- template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, unsigned C), typename Value>
+ template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, int C), typename Value>
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, C)>, Value, false>
{
typedef
@@ -348,7 +352,7 @@
struct apply;
#define M0(z,n,data) \
- template<BOOST_PP_ENUM_PARAMS_Z(z, n, unsigned C)> \
+ template<BOOST_PP_ENUM_PARAMS_Z(z, n, int C)> \
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS_Z(z, n, C)>, true> \
{ \
BOOST_MPL_ASSERT_MSG((C0 != 0), POP_FRONT_FAILED_MPL_STRING_IS_EMPTY, (mpl::string<>)); \
@@ -360,7 +364,7 @@
BOOST_PP_REPEAT_FROM_TO(1, BOOST_MPL_STRING_MAX_PARAMS, M0, ~)
#undef M0
- template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, unsigned C)>
+ template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, int C)>
struct apply<mpl::string<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, C)>, false>
{
typedef
@@ -449,7 +453,7 @@
};
#define M0(z, n, data) \
- template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, unsigned C), unsigned J> \
+ template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, int C), int J> \
struct string_iterator<mpl::string<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, C)>, n, J> \
{ \
enum { eomc_ = (BOOST_MPL_MULTICHAR_LENGTH(BOOST_PP_CAT(C, n)) == J + 1) }; \
@@ -463,7 +467,7 @@
prior; \
typedef mpl::char_<BOOST_MPL_MULTICHAR_AT(BOOST_PP_CAT(C, n), J)> type; \
}; \
- template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, unsigned C)> \
+ template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, int C)> \
struct string_iterator<mpl::string<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, C)>, n, 0> \
{ \
enum { eomc_ = (BOOST_MPL_MULTICHAR_LENGTH(BOOST_PP_CAT(C, n)) == 1) }; \
@@ -485,7 +489,7 @@
BOOST_PP_REPEAT(BOOST_MPL_STRING_MAX_PARAMS, M0, ~)
#undef M0
- template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, unsigned C)>
+ template<BOOST_PP_ENUM_PARAMS(BOOST_MPL_STRING_MAX_PARAMS, int C)>
struct string
{
/// INTERNAL ONLY
Modified: trunk/libs/mpl/test/string.cpp
==============================================================================
--- trunk/libs/mpl/test/string.cpp (original)
+++ trunk/libs/mpl/test/string.cpp 2009-07-24 13:22:50 EDT (Fri, 24 Jul 2009)
@@ -17,6 +17,7 @@
#include <boost/mpl/string.hpp>
+#include <boost/mpl/at.hpp>
#include <boost/mpl/back.hpp>
#include <boost/mpl/empty.hpp>
#include <boost/mpl/front.hpp>
@@ -471,5 +472,45 @@
));
}
+ {
+ BOOST_TEST((
+ mpl::at_c<
+ mpl::string<'\x7f'>
+ , 0
+ >::type::value == (char)0x7f
+ ));
+
+ BOOST_TEST((
+ mpl::at_c<
+ mpl::string<'\x80'>
+ , 0
+ >::type::value == (char)0x80
+ ));
+
+ BOOST_TEST((
+ mpl::at_c<
+ mpl::string<
+ mpl::at_c<
+ mpl::string<'\x7f'>
+ , 0
+ >::type::value
+ >
+ , 0
+ >::type::value == (char)0x7f
+ ));
+
+ BOOST_TEST((
+ mpl::at_c<
+ mpl::string<
+ mpl::at_c<
+ mpl::string<'\x80'>
+ , 0
+ >::type::value
+ >
+ , 0
+ >::type::value == (char)0x80
+ ));
+ }
+
return boost::report_errors();
}
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