ceph/src/boost/boost/range/detail/misc_concept.hpp

   1 // Boost.Range library concept checks
   2 //
   3 //  Copyright Neil Groves 2009. Use, modification and distribution
   4 //  are subject to the Boost Software License, Version 1.0. (See
   5 //  accompanying file LICENSE_1_0.txt or copy at
   6 //  http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 #ifndef BOOST_RANGE_DETAIL_MISC_CONCEPT_HPP_INCLUDED
   9 #define BOOST_RANGE_DETAIL_MISC_CONCEPT_HPP_INCLUDED
  10
  11 #include <boost/concept_check.hpp>
  12
  13 namespace boost
  14 {
  15     namespace range_detail
  16     {
  17         template<typename T1, typename T2>
  18         class SameTypeConcept
  19         {
  20         public:
  21             BOOST_CONCEPT_USAGE(SameTypeConcept)
  22             {
  23                 same_type(a,b);
  24             }
  25         private:
  26             template<typename T> void same_type(T,T) {}
  27             T1 a;
  28             T2 b;
  29         };
  30     }
  31 }
  32
  33 #endif // include guard