From ccb038c14044d74e1a56f8fa20a9b3d958888735 Mon Sep 17 00:00:00 2001
From: scuri <scuri>
Date: Tue, 28 Sep 2010 19:35:08 +0000
Subject: *** empty log message ***

---
 src/sim/sim_linepolyfill.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/sim/sim_linepolyfill.c b/src/sim/sim_linepolyfill.c
index 93758be..132ee87 100644
--- a/src/sim/sim_linepolyfill.c
+++ b/src/sim/sim_linepolyfill.c
@@ -1000,6 +1000,9 @@ void simfLineThin(cdCanvas* canvas, double x1, double y1, double x2, double y2,
   DeltaX = fabs(x2 - x1);
   DeltaY = fabs(y2 - y1);
 
+  if (DeltaX == 0 && DeltaY == 0) /* p1==p2 */
+    return;
+
   if (DeltaX > 0.0001)
   {
     a = (y1-y2)/(x1-x2);
-- 
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