diff -r ad483acf1654 -r 6a2a33ad261b lemon/bfs.h --- a/lemon/bfs.h Tue Dec 02 15:33:22 2008 +0000 +++ b/lemon/bfs.h Fri Dec 05 00:22:47 2008 +0100 @@ -1741,7 +1741,7 @@ /// /// \pre Either \ref run(Node) "run()" or \ref init() /// must be called before using this function. - bool reached(Node v) { return (*_reached)[v]; } + bool reached(Node v) const { return (*_reached)[v]; } ///@}