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//  (C) Copyright John Maddock & Thorsten Ottosen 2005.
//  Use, modification and distribution are subject to the Boost Software License,
//  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
//  See for most recent version including documentation.


#include <boost/type_traits/is_array.hpp>
#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/type_traits/remove_cv.hpp>

namespace boost 

   namespace detail

      template <class T, bool Array, bool Function> struct decay_imp { typedef typename remove_cv<T>::type type; };
      template <class T> struct decay_imp<T, true, false> { typedef typename remove_bounds<T>::type* type; };
      template <class T> struct decay_imp<T, false, true> { typedef T* type; };


    template< class T >
    struct decay
        typedef typename remove_reference<T>::type Ty;
       typedef typename boost::detail::decay_imp<Ty, boost::is_array<Ty>::value, boost::is_function<Ty>::value>::type type;

   template <class T> using decay_t = typename decay<T>::type;


} // namespace boost