diff --git a/include/boost/function/function_base.hpp b/include/boost/function/function_base.hpp
index 4db31c4..6b1129b 100644
--- a/include/boost/function/function_base.hpp
+++ b/include/boost/function/function_base.hpp
@@ -396,17 +396,14 @@ namespace boost {
                functor_manager_operation_type op)
         {
           typedef typename get_function_tag<functor_type>::type tag_type;
-          switch (op) {
-          case get_functor_type_tag:
+          if (op == get_functor_type_tag) {
             out_buffer.members.type.type = &boost::typeindex::type_id<functor_type>().type_info();
             out_buffer.members.type.const_qualified = false;
             out_buffer.members.type.volatile_qualified = false;
             return;
-
-          default:
-            manager(in_buffer, out_buffer, op, tag_type());
-            return;
           }
+          manager(in_buffer, out_buffer, op, tag_type());
+          return;
         }
       };