1 files changed, 0 insertions, 10 deletions
diff --git a/src/sat/bsat/satSolver.h b/src/sat/bsat/satSolver.h
index c7e324cd..e19b0b15 100644
--- a/src/sat/bsat/satSolver.h
+++ b/src/sat/bsat/satSolver.h
@@ -100,9 +100,6 @@ struct sat_solver_t
     int         hLearnts;      // the first learnt clause
     int         hBinary;       // the special binary clause
     clause *    binary;
-    clause *    cardinality;   // cardinality clause
-    int         nCard;         // cardinality size
-    int         nCardClauses;  // cardinality conflicts
     veci*       wlists;        // watcher lists
     veci        act_clas;      // contain clause activities
 
@@ -294,13 +291,6 @@ static inline int sat_solver_count_usedvars(sat_solver* s)
         }
     return nVars;
 }
-static inline void sat_solver_start_cardinality(sat_solver* s, int nSize)
-{
-    assert( s->cardinality == NULL );
-    s->cardinality = (clause*)ABC_CALLOC(int, nSize+2);
-    s->nCard = nSize;
-    s->nCardClauses = 0;
-}
 static void sat_solver_set_polarity(sat_solver* s, int * pVars, int nVars )
 {
     int i;