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diff --git a/boost/geometry/index/detail/rtree/node/subtree_destroyer.hpp b/boost/geometry/index/detail/rtree/node/subtree_destroyer.hpp
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+// Boost.Geometry Index
+//
+// R-tree subtree scoped destroyer
+//
+// Copyright (c) 2011-2015 Adam Wulkiewicz, Lodz, Poland.
+//
+// Use, modification and distribution is subject to 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)
+
+#ifndef BOOST_GEOMETRY_INDEX_DETAIL_RTREE_NODE_SUBTREE_DESTROYED_HPP
+#define BOOST_GEOMETRY_INDEX_DETAIL_RTREE_NODE_SUBTREE_DESTROYED_HPP
+
+#include <boost/geometry/index/detail/rtree/visitors/destroy.hpp>
+
+namespace boost { namespace geometry { namespace index {
+
+namespace detail { namespace rtree {
+
+template <typename Value, typename Options, typename Translator, typename Box, typename Allocators>
+class subtree_destroyer
+{
+ typedef typename rtree::node<Value, typename Options::parameters_type, Box, Allocators, typename Options::node_tag>::type node;
+ typedef typename Allocators::node_pointer pointer;
+
+ subtree_destroyer(subtree_destroyer const&);
+ subtree_destroyer & operator=(subtree_destroyer const&);
+
+public:
+ subtree_destroyer(pointer ptr, Allocators & allocators)
+ : m_ptr(ptr)
+ , m_allocators(allocators)
+ {}
+
+ ~subtree_destroyer()
+ {
+ reset();
+ }
+
+ void reset(pointer ptr = 0)
+ {
+ if ( m_ptr && m_ptr != ptr )
+ {
+ detail::rtree::visitors::destroy<Value, Options, Translator, Box, Allocators> del_v(m_ptr, m_allocators);
+ detail::rtree::apply_visitor(del_v, *m_ptr);
+ }
+ m_ptr = ptr;
+ }
+
+ void release()
+ {
+ m_ptr = 0;
+ }
+
+ pointer get() const
+ {
+ return m_ptr;
+ }
+
+ node & operator*() const
+ {
+ return *m_ptr;
+ }
+
+ pointer operator->() const
+ {
+ return m_ptr;
+ }
+
+private:
+ pointer m_ptr;
+ Allocators & m_allocators;
+};
+
+}} // namespace detail::rtree
+
+}}} // namespace boost::geometry::index
+
+#endif // BOOST_GEOMETRY_INDEX_DETAIL_RTREE_NODE_SUBTREE_DESTROYED_HPP