Initial constexpr support

This allows to use, e.g., boost::fusion::fold within constexpr functions. The BOOST_CONSTEXPR macro is used to declare functions constexpr.
2014-05-30 16:39:00 +02:00
parent 4f941d9760
commit c2abefbab8
39 changed files with 126 additions and 126 deletions
--- a/include/boost/fusion/iterator/distance.hpp
+++ b/include/boost/fusion/iterator/distance.hpp
@ -69,7 +69,7 @@ namespace boost { namespace fusion
    }
        
    template <typename First, typename Last>
-    BOOST_FUSION_GPU_ENABLED
+    BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
    inline typename result_of::distance<First, Last>::type
    distance(First const& a, Last const& b)
    {