1 files changed, 3 insertions, 2 deletions
diff --git a/boost/spirit/home/support/attributes.hpp b/boost/spirit/home/support/attributes.hpp
index 163f11cfe2..889e3a370b 100644
--- a/boost/spirit/home/support/attributes.hpp
+++ b/boost/spirit/home/support/attributes.hpp
@@ -1060,12 +1060,13 @@ namespace boost { namespace spirit { namespace traits
         typedef T type;
     };
 
+#if !defined(BOOST_FUSION_HAS_VARIADIC_VECTOR)
     template <typename T>
     struct strip_single_element_vector<fusion::vector1<T> >
     {
         typedef T type;
     };
-
+#endif
     template <typename T>
     struct strip_single_element_vector<fusion::vector<T> >
     {
@@ -1153,7 +1154,7 @@ namespace boost { namespace spirit { namespace traits
         static void call(boost::optional<T>& val)
         {
             if (val)
-                val = none_t();   // leave optional uninitialized
+                val = none;   // leave optional uninitialized
         }
     };