1.1 --- a/lemon/bits/path_dump.h	Sun Apr 11 22:28:42 2010 +0200
     1.2 +++ b/lemon/bits/path_dump.h	Mon Apr 12 13:59:41 2010 +0200
     1.3 @@ -120,7 +120,7 @@
     1.4      }
     1.5  
     1.6      bool empty() const {
     1.7 -      return source != target;
     1.8 +      return predMatrixMap(source, target) == INVALID;
     1.9      }
    1.10  
    1.11      class RevArcIt {