Added thirdparty: boost library

thirdparty/include/boost/geometry/index/detail/utilities.hpp

@@ -0,0 +1,51 @@
+// Boost.Geometry Index
+//
+// Copyright (c) 2011-2023 Adam Wulkiewicz, Lodz, Poland.
+//
+// This file was modified by Oracle on 2020.
+// Modifications copyright (c) 2020 Oracle and/or its affiliates.
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+//
+// 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)
+
+#include <type_traits>
+
+#include <boost/core/invoke_swap.hpp>
+
+#ifndef BOOST_GEOMETRY_INDEX_DETAIL_UTILITIES_HPP
+#define BOOST_GEOMETRY_INDEX_DETAIL_UTILITIES_HPP
+
+namespace boost { namespace geometry { namespace index { namespace detail {
+
+template<class T>
+static inline void assign_cond(T & l, T const& r, std::true_type)
+{
+    l = r;
+}
+
+template<class T>
+static inline void assign_cond(T &, T const&, std::false_type) {}
+
+template<class T>
+static inline void move_cond(T & l, T & r, std::true_type)
+{
+    l = std::move(r);
+}
+
+template<class T>
+static inline void move_cond(T &, T &, std::false_type) {}
+
+template <typename T> inline
+void swap_cond(T & l, T & r, std::true_type)
+{
+    ::boost::core::invoke_swap(l, r);
+}
+
+template <typename T> inline
+void swap_cond(T &, T &, std::false_type) {}
+
+}}}} // namespace boost::geometry::index::detail
+
+#endif // BOOST_GEOMETRY_INDEX_DETAIL_UTILITIES_HPP