Fix is_view_impl to return false for non fusion sequences (just like is_sequence_impl).

2019-02-18 12:45:36 +08:00
parent f0089a640e
commit 1c693f05bf
1 changed files with 8 additions and 1 deletions
--- a/include/boost/fusion/support/is_view.hpp
+++ b/include/boost/fusion/support/is_view.hpp
@ -40,6 +40,13 @@ namespace boost { namespace fusion
            struct apply : mpl::false_ {};
        };

+        template <>
+        struct is_view_impl<non_fusion_tag>
+        {
+            template <typename T>
+            struct apply : mpl::false_ {};
+        };
+
        template <>
        struct is_view_impl<sequence_facade_tag>
        {