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-rw-r--r--chart2/source/tools/CommonConverters.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/chart2/source/tools/CommonConverters.cxx b/chart2/source/tools/CommonConverters.cxx
index 6330d2137edd..6e47b548370d 100644
--- a/chart2/source/tools/CommonConverters.cxx
+++ b/chart2/source/tools/CommonConverters.cxx
@@ -192,7 +192,7 @@ void AddPointToPoly( std::vector<std::vector<css::drawing::Position3D>>& rPoly,
}
//make sure that we have enough polygons
- if(nPolygonIndex >= static_cast<sal_Int32>(rPoly.size()) )
+ if(o3tl::make_unsigned(nPolygonIndex) >= rPoly.size() )
{
rPoly.resize(nPolygonIndex+1);
}