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-rw-r--r--slideshow/source/engine/slide/userpaintoverlay.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/slideshow/source/engine/slide/userpaintoverlay.cxx b/slideshow/source/engine/slide/userpaintoverlay.cxx
index 1e167016dfb4..2382a50875c2 100644
--- a/slideshow/source/engine/slide/userpaintoverlay.cxx
+++ b/slideshow/source/engine/slide/userpaintoverlay.cxx
@@ -213,7 +213,7 @@ namespace slideshow
//Draw all registered polygons.
void drawPolygons()
{
- for( auto& rxPolygon : maPolygons )
+ for( const auto& rxPolygon : maPolygons )
{
rxPolygon->draw();
}