diff options
| -rw-r--r-- | src/aig/saig/saigRefSat.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/aig/saig/saigRefSat.c b/src/aig/saig/saigRefSat.c index 1f862c1a..632ad354 100644 --- a/src/aig/saig/saigRefSat.c +++ b/src/aig/saig/saigRefSat.c @@ -215,7 +215,8 @@ Vec_Int_t * Saig_RefManFindReason( Saig_RefMan_t * p ) // select the reason vReasons = Vec_IntAlloc( 100 ); Aig_ManIncrementTravId( p->pFrames ); - Saig_RefManFindReason_rec( p->pFrames, Aig_ObjFanin0(pObj), vPrios, vReasons ); + if ( !Aig_ObjIsConst1(Aig_ObjFanin0(pObj)) ) + Saig_RefManFindReason_rec( p->pFrames, Aig_ObjFanin0(pObj), vPrios, vReasons ); Vec_IntFree( vPrios ); return vReasons; } |