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[SVN r27364]
This commit is contained in:
Thorsten Jørgen Ottosen
2005-02-13 22:29:22 +00:00
parent b4bd9ff9df
commit cccfc979be
1 changed files with 11 additions and 7 deletions
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18
include/boost/type_traits/decay.hpp
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@ -14,6 +14,7 @@
#include <boost/type_traits/is_function.hpp>
#include <boost/type_traits/remove_bounds.hpp>
#include <boost/type_traits/add_pointer.hpp>
#include <boost/type_traits/remove_reference.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/identity.hpp>
@ -23,13 +24,16 @@ namespace boost
template< class T >
struct decay
{
typedef typename mpl::eval_if<
is_array<T>,
mpl::identity<typename remove_bounds<T>::type*>,
typename mpl::eval_if<
is_function<T>,
add_pointer<T>,
mpl::identity<T>
private:
typedef BOOST_DEDUCED_TYPENAME remove_reference<T>::type Ty;
public:
typedef BOOST_DEDUCED_TYPENAME mpl::eval_if<
is_array<Ty>,
mpl::identity<BOOST_DEDUCED_TYPENAME remove_bounds<Ty>::type*>,
BOOST_DEDUCED_TYPENAME mpl::eval_if<
is_function<Ty>,
add_pointer<Ty>,
mpl::identity<Ty>
>
>::type type;
};