Revert "Add handling with optional<Source> for `boost::spirit::x3::…

…traits::…"
camolezi · Jun 7, 2020 · 7b3d5c3 · 7b3d5c3
1 parent b59458e
commit 7b3d5c3
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diff --git a/include/boost/spirit/home/x3/support/traits/move_to.hpp b/include/boost/spirit/home/x3/support/traits/move_to.hpp
@@ -188,13 +188,6 @@ namespace boost { namespace spirit { namespace x3 { namespace traits
         }
     }
 
-    template <typename Source, typename Dest>
-    inline void move_to(boost::optional<Source>&& src, Dest& dest)
-    {
-        if (src) detail::move_to(std::move(*src), dest
-          , typename attribute_category<Dest>::type());
-    }
-
     template <typename Source, typename Dest>
     inline void move_to(Source&& src, Dest& dest)
     {

diff --git a/test/x3/optional_ast_node.cpp b/test/x3/optional_ast_node.cpp