boostorg/mpl
1
0
Fork 1
mirror of https://github.com/boostorg/mpl.git synced 2025-08-01 05:44:37 +02:00
Code Issues Packages Projects Releases Wiki Activity

Removed workaround for Borland Compiler 5.9 to avoid dependency on TypeTraits.

Browse Source
This commit is contained in:
Andrey Semashev
2014-08-30 21:00:05 +04:00
parent 6b37526352
commit 64f50f82aa
1 changed files with 0 additions and 39 deletions
Download Patch File Download Diff File Expand all files Collapse all files

39
core/include/boost/mpl/has_xxx.hpp
View File

@@ -33,10 +33,6 @@
#include <boost/preprocessor/repetition/enum_params.hpp>
#include <boost/preprocessor/repetition/enum_trailing_params.hpp>
#if BOOST_WORKAROUND( __BORLANDC__, BOOST_TESTED_AT(0x590) )
# include <boost/type_traits/is_class.hpp>
#endif
#if !defined(BOOST_MPL_CFG_NO_HAS_XXX)
# if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
@@ -196,41 +192,6 @@ struct trait \
}; \
/**/
# elif BOOST_WORKAROUND( __BORLANDC__, BOOST_TESTED_AT(0x590) )
# define BOOST_MPL_HAS_XXX_TRAIT_NAMED_BCB_DEF(trait, trait_tester, name, default_) \
template< typename T, bool IS_CLASS > \
struct trait_tester \
{ \
BOOST_STATIC_CONSTANT( bool, value = false ); \
}; \
template< typename T > \
struct trait_tester< T, true > \
{ \
struct trait_tester_impl \
{ \
template < class U > \
static int resolve( boost::mpl::aux::type_wrapper<U> const volatile * \
, boost::mpl::aux::type_wrapper<typename U::name >* = 0 ); \
static char resolve( ... ); \
}; \
typedef boost::mpl::aux::type_wrapper<T> t_; \
BOOST_STATIC_CONSTANT( bool, value = ( sizeof( trait_tester_impl::resolve( static_cast< t_ * >(0) ) ) == sizeof(int) ) ); \
}; \
template< typename T, typename fallback_ = boost::mpl::bool_<default_> > \
struct trait \
{ \
BOOST_STATIC_CONSTANT( bool, value = (trait_tester< T, boost::is_class< T >::value >::value) ); \
typedef boost::mpl::bool_< trait< T, fallback_ >::value > type; \
};
# define BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(trait, name, default_) \
BOOST_MPL_HAS_XXX_TRAIT_NAMED_BCB_DEF( trait \
, BOOST_PP_CAT(trait,_tester) \
, name \
, default_ ) \
/**/
# else // other SFINAE-capable compilers
# define BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(trait, name, default_) \