From 92816e4689c68c25e2d84a8224a43600702212f0 Mon Sep 17 00:00:00 2001
From: Maciej Suminski <maciej.suminski@cern.ch>
Date: Tue, 7 Jan 2014 15:52:10 +0100
Subject: [PATCH] Delaunau triangulation algorithm was bailing out if run on an
 emprty container.

---
 pcbnew/ratsnest_data.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pcbnew/ratsnest_data.cpp b/pcbnew/ratsnest_data.cpp
index a5f708e0fe..f33d5e96e6 100644
--- a/pcbnew/ratsnest_data.cpp
+++ b/pcbnew/ratsnest_data.cpp
@@ -246,7 +246,7 @@ void RN_NET::compute()
 
         return;
     }
-    else if( boardNodes.size() == 1 )   // This case is even simpler
+    else if( boardNodes.size() == 1 || boardNodes.empty() )   // This case is even simpler
     {
         m_rnEdges.reset( new std::vector<RN_EDGE_PTR>( 0 ) );