Merge pull request #1117 from levnach/master

fix maybe non initialized warning

src/util/lp/lp_primal_core_solver.h

@@ -460,6 +460,7 @@ public:
             break;
         default:
             lean_assert(false);
+            new_val_for_leaving = numeric_traits<T>::zero(); // does not matter
         }
         return j;
     }

src/util/lp/lp_primal_core_solver.hpp

@@ -1139,6 +1139,7 @@ lp_primal_core_solver<T, X>::get_infeasibility_cost_for_column(unsigned j) const
         break;
     default:
         lean_assert(false);
+        ret = numeric_traits<T>::zero(); // does not matter
         break;
     }