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-rw-r--r--boost/geometry/strategies/concepts/distance_concept.hpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/boost/geometry/strategies/concepts/distance_concept.hpp b/boost/geometry/strategies/concepts/distance_concept.hpp
index 0064d438d5..ea811d921b 100644
--- a/boost/geometry/strategies/concepts/distance_concept.hpp
+++ b/boost/geometry/strategies/concepts/distance_concept.hpp
@@ -4,10 +4,11 @@
// Copyright (c) 2008-2014 Bruno Lalande, Paris, France.
// Copyright (c) 2009-2014 Mateusz Loskot, London, UK.
-// This file was modified by Oracle on 2014.
-// Modifications copyright (c) 2014, Oracle and/or its affiliates.
+// This file was modified by Oracle on 2014, 2018.
+// Modifications copyright (c) 2014, 2018, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
@@ -33,6 +34,7 @@
#include <boost/geometry/geometries/segment.hpp>
#include <boost/geometry/geometries/point.hpp>
+#include <boost/geometry/strategies/distance.hpp>
#include <boost/geometry/strategies/tags.hpp>