ceph/src/boost/boost/mp11/integral.hpp

   1 #ifndef BOOST_MP11_INTEGRAL_HPP_INCLUDED
   2 #define BOOST_MP11_INTEGRAL_HPP_INCLUDED
   3
   4 //  Copyright 2015 Peter Dimov.
   5 //
   6 //  Distributed under the Boost Software License, Version 1.0.
   7 //
   8 //  See accompanying file LICENSE_1_0.txt or copy at
   9 //  http://www.boost.org/LICENSE_1_0.txt
  10
  11 #include <boost/mp11/version.hpp>
  12 #include <type_traits>
  13 #include <cstddef>
  14
  15 namespace boost
  16 {
  17 namespace mp11
  18 {
  19
  20 // mp_bool
  21 template<bool B> using mp_bool = std::integral_constant<bool, B>;
  22
  23 using mp_true = mp_bool<true>;
  24 using mp_false = mp_bool<false>;
  25
  26 // mp_to_bool
  27 template<class T> using mp_to_bool = mp_bool<static_cast<bool>( T::value )>;
  28
  29 // mp_not<T>
  30 template<class T> using mp_not = mp_bool< !T::value >;
  31
  32 // mp_int
  33 template<int I> using mp_int = std::integral_constant<int, I>;
  34
  35 // mp_size_t
  36 template<std::size_t N> using mp_size_t = std::integral_constant<std::size_t, N>;
  37
  38 } // namespace mp11
  39 } // namespace boost
  40
  41 #endif // #ifndef BOOST_MP11_INTEGRAL_HPP_INCLUDED