comparison DEPENDENCIES/generic/include/boost/fusion/sequence/intrinsic/back.hpp @ 101:c530137014c0

Update Boost headers (1.58.0)

     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 ==============================================================================*/
 #if !defined(FUSION_BACK_09162005_0350)
 #define FUSION_BACK_09162005_0350
 
+#include <boost/fusion/support/config.hpp>
 #include <boost/fusion/sequence/intrinsic_fwd.hpp>
 #include <boost/fusion/sequence/intrinsic/end.hpp>
 #include <boost/fusion/iterator/prior.hpp>
 #include <boost/fusion/iterator/deref.hpp>
 #include <boost/mpl/bool.hpp>

             : result_of::deref<typename result_of::prior<typename result_of::end<Sequence>::type>::type>
         {};
     }
     
     template <typename Sequence>
+    BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
     inline typename result_of::back<Sequence>::type
     back(Sequence& seq)
     {
         return *fusion::prior(fusion::end(seq));
     }
 
     template <typename Sequence>
+    BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
     inline typename result_of::back<Sequence const>::type
     back(Sequence const& seq)
     {
         return *fusion::prior(fusion::end(seq));
     }