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- // (C) Copyright John Maddock 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
- // http://www.boost.org/LICENSE_1_0.txt).
- //
- // See http://www.boost.org/libs/type_traits for most recent version including documentation.
- #ifndef BOOST_TT_RANK_HPP_INCLUDED
- #define BOOST_TT_RANK_HPP_INCLUDED
- #include <cstddef> // size_t
- #include <boost/type_traits/integral_constant.hpp>
- namespace boost {
- #if !defined( __CODEGEARC__ )
- namespace detail{
- template <class T, std::size_t N>
- struct rank_imp
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = N);
- };
- #if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS)
- template <class T, std::size_t R, std::size_t N>
- struct rank_imp<T[R], N>
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value));
- };
- template <class T, std::size_t R, std::size_t N>
- struct rank_imp<T const[R], N>
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value));
- };
- template <class T, std::size_t R, std::size_t N>
- struct rank_imp<T volatile[R], N>
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value));
- };
- template <class T, std::size_t R, std::size_t N>
- struct rank_imp<T const volatile[R], N>
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value));
- };
- #if !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(__IBMCPP__) && !BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x840))
- template <class T, std::size_t N>
- struct rank_imp<T[], N>
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value));
- };
- template <class T, std::size_t N>
- struct rank_imp<T const[], N>
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value));
- };
- template <class T, std::size_t N>
- struct rank_imp<T volatile[], N>
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value));
- };
- template <class T, std::size_t N>
- struct rank_imp<T const volatile[], N>
- {
- BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value));
- };
- #endif
- #endif
- }
- #endif // !defined( __CODEGEARC__ )
- #if defined( __CODEGEARC__ )
- template <class T> struct rank : public integral_constant<std::size_t, __array_rank(T)>{};
- #else
- template <class T> struct rank : public integral_constant<std::size_t, (::boost::detail::rank_imp<T, 0>::value)>{};
- #endif
- } // namespace boost
- #endif // BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED
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