1.1 --- a/lemon/network_simplex.h	Thu Feb 21 13:06:33 2008 +0000
     1.2 +++ b/lemon/network_simplex.h	Mon Feb 25 12:35:06 2008 +0000
     1.3 @@ -134,7 +134,7 @@
     1.4        ReducedCostMap( const SGraph &gr,
     1.5                        const SCostMap &cost_map,
     1.6                        const SPotentialMap &pot_map ) :
     1.7 -        _gr(gr), _cost_map(cost_map), _pot_map(pm) {}
     1.8 +        _gr(gr), _cost_map(cost_map), _pot_map(pot_map) {}
     1.9  
    1.10        ///\e
    1.11        Cost operator[](const Edge &e) const {
    1.12 @@ -419,12 +419,12 @@
    1.13  
    1.14    private:
    1.15  
    1.16 -    // State constant for edges at their lower bounds.
    1.17 -    static const int STATE_LOWER =  1;
    1.18 -    // State constant for edges in the spanning tree.
    1.19 -    static const int STATE_TREE  =  0;
    1.20 -    // State constant for edges at their upper bounds.
    1.21 -    static const int STATE_UPPER = -1;
    1.22 +    // State constants for edges
    1.23 +    enum EdgeStateEnum {
    1.24 +      STATE_UPPER = -1,
    1.25 +      STATE_TREE  =  0,
    1.26 +      STATE_LOWER =  1
    1.27 +    };
    1.28  
    1.29      // Constant for the combined pivot rule.
    1.30      static const int COMBINED_PIVOT_MAX_DEG = 5;