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regex: tweeked type_traits usage to reduce header dependencies

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[SVN r9519]
This commit is contained in:
John Maddock
2001-03-09 11:51:44 +00:00
parent 9e6a7d8e5f
commit c126ed4b87
1 changed files with 11 additions and 1 deletions
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12
include/boost/regex.hpp
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@ -49,7 +49,7 @@
#include <boost/re_detail/regex_kmp.hpp> #include <boost/re_detail/regex_kmp.hpp>
#include <boost/pattern_except.hpp> #include <boost/pattern_except.hpp>
#include <boost/regex_traits.hpp> #include <boost/regex_traits.hpp>
#include <boost/type_traits.hpp> #include <boost/type_traits/transform_traits.hpp>
namespace boost{ namespace boost{
@ -428,6 +428,16 @@ struct def_alloc_param_traits
typedef typename regex_iterator_traits<I>::value_type const_value_type; typedef typename regex_iterator_traits<I>::value_type const_value_type;
typedef typename remove_cv<const_value_type>::type type; typedef typename remove_cv<const_value_type>::type type;
}; };
template <>
struct def_alloc_param_traits<const char*>
{
typedef char type;
};
template <>
struct def_alloc_param_traits<const wchar_t*>
{
typedef wchar_t type;
};
} }