# HG changeset patch
# User deba
# Date 1135154858 0
# Node ID 24bf4b8299e7fa9cc8361e18642903b76887134f
# Parent  15cf1fd6a505fca0af33c6847234de709ad26af5
Bug fix in bipartite graph

diff -r 15cf1fd6a505 -r 24bf4b8299e7 lemon/bits/graph_extender.h
--- a/lemon/bits/graph_extender.h	Mon Dec 19 16:59:05 2005 +0000
+++ b/lemon/bits/graph_extender.h	Wed Dec 21 08:47:38 2005 +0000
@@ -474,9 +474,7 @@
 	Parent::nextDown(edge);
       } else {
 	Parent::nextUp(edge);
-	if (edge == INVALID) {
-	  edge.forward = true;
-	}	
+        edge.forward = static_cast<UndirEdge&>(edge) == INVALID;
       }
     }
 
@@ -494,9 +492,7 @@
 	Parent::nextUp(edge);
       } else {
 	Parent::nextDown(edge);
-	if (edge == INVALID) {
-	  edge.forward = true;
-	}	
+	edge.forward = static_cast<UndirEdge&>(edge) == INVALID;
       }
     }