From 3988aba06f5297fc2262462d89cb601aeffcae3b Mon Sep 17 00:00:00 2001
From: David Tardon <dtardon@redhat.com>
Date: Wed, 21 Mar 2018 15:03:03 +0100
Subject: ofz#7053 avoid access to empty vector

Change-Id: I0d353901c1d5a02b57cc068aa9b7669af81f3073
---
 src/lib/PolygonUtils.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/lib/PolygonUtils.cpp b/src/lib/PolygonUtils.cpp
index 7738809..17f3515 100644
--- a/src/lib/PolygonUtils.cpp
+++ b/src/lib/PolygonUtils.cpp
@@ -5786,6 +5786,10 @@ void drawEmulatedLine(std::shared_ptr<const CustomShape> shape, ShapeType shapeT
       }
     }
   }
+
+  if (lineInfos.empty())
+    return;
+
   if (rectangle)
   {
     LineInfo *top = &lineInfos[0];
-- 
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