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Diffstat (limited to 'boost/geometry/algorithms/detail/single_geometry.hpp')
-rw-r--r--boost/geometry/algorithms/detail/single_geometry.hpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/boost/geometry/algorithms/detail/single_geometry.hpp b/boost/geometry/algorithms/detail/single_geometry.hpp
index c65ff8bf84..f38295ada6 100644
--- a/boost/geometry/algorithms/detail/single_geometry.hpp
+++ b/boost/geometry/algorithms/detail/single_geometry.hpp
@@ -55,7 +55,8 @@ struct single_geometry<Geometry, true>
static inline return_type apply(Geometry & g, Id const& id)
{
BOOST_ASSERT(id.multi_index >= 0);
- return range::at(g, id.multi_index);
+ typedef typename boost::range_size<Geometry>::type size_type;
+ return range::at(g, static_cast<size_type>(id.multi_index));
}
};