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-rw-r--r--boost/multi_index/detail/index_base.hpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/boost/multi_index/detail/index_base.hpp b/boost/multi_index/detail/index_base.hpp
index 99000ed481..199b3bcb3f 100644
--- a/boost/multi_index/detail/index_base.hpp
+++ b/boost/multi_index/detail/index_base.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2003-2014 Joaquin M Lopez Munoz.
+/* Copyright 2003-2017 Joaquin M Lopez Munoz.
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
@@ -188,6 +188,8 @@ protected:
bool modify_rollback_(node_type*){return true;}
+ bool check_rollback_(node_type*)const{return true;}
+
#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
/* serialization */