1.1 --- a/lemon/lp_skeleton.cc	Tue Apr 08 15:16:16 2008 +0000
     1.2 +++ b/lemon/lp_skeleton.cc	Tue Apr 08 16:01:28 2008 +0000
     1.3 @@ -22,16 +22,16 @@
     1.4  ///\brief A skeleton file to implement LP solver interfaces
     1.5  namespace lemon {
     1.6    
     1.7 -  LpSolverBase &LpSkeleton::_newLp()
     1.8 +  LpSolverBase* LpSkeleton::_newLp()
     1.9    {
    1.10      LpSolverBase *tmp=0;
    1.11 -    return *tmp;
    1.12 +    return tmp;
    1.13    }
    1.14    
    1.15 -  LpSolverBase &LpSkeleton::_copyLp()
    1.16 +  LpSolverBase* LpSkeleton::_copyLp()
    1.17    {
    1.18      LpSolverBase *tmp=0;
    1.19 -    return *tmp;
    1.20 +    return tmp;
    1.21    }
    1.22  
    1.23    int LpSkeleton::_addCol()