Changes in lemon/list_graph.h [235:b46d2787e9c2:239:7b7e3f20bcec] in lemon-main

File:

• lemon/list_graph.h (modified) (1 diff)

lemon/list_graph.h

@@ -843 +843 @@
 
     public:
-      operator Edge() const { return edgeFromId(id / 2); }
+      operator Edge() const { 
+        return id != -1 ? edgeFromId(id / 2) : INVALID; 
+      }
 
       Arc() {}