ceph/src/boost/libs/numeric/odeint/include/boost/numeric/odeint/util/is_pair.hpp

   1 /*
   2  [auto_generated]
   3  boost/numeric/odeint/util/is_pair.hpp
   4
   5  [begin_description]
   6  Metafunction to determine if a type is a std::pair<>.
   7  [end_description]
   8
   9  Copyright 2011 Karsten Ahnert
  10  Copyright 2011 Mario Mulansky
  11
  12  Distributed under the Boost Software License, Version 1.0.
  13  (See accompanying file LICENSE_1_0.txt or
  14  copy at http://www.boost.org/LICENSE_1_0.txt)
  15  */
  16
  17
  18 #ifndef BOOST_NUMERIC_ODEINT_UTIL_IS_PAIR_HPP_INCLUDED
  19 #define BOOST_NUMERIC_ODEINT_UTIL_IS_PAIR_HPP_INCLUDED
  20
  21
  22 #include <boost/mpl/bool.hpp>
  23 #include <utility>
  24
  25
  26 namespace boost {
  27 namespace numeric {
  28 namespace odeint {
  29
  30 template< class T >
  31 struct is_pair : public boost::mpl::false_
  32 {
  33 };
  34
  35 template< class T1 , class T2 >
  36 struct is_pair< std::pair< T1 , T2 > > : public boost::mpl::true_
  37 {
  38 };
  39
  40 } // namespace odeint
  41 } // namespace numeric
  42 } // namespace boost
  43
  44
  45 #endif // BOOST_NUMERIC_ODEINT_UTIL_IS_PAIR_HPP_INCLUDED