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-rw-r--r--src/proof/live/liveness_sim.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/proof/live/liveness_sim.c b/src/proof/live/liveness_sim.c
index 3a05ebf7..8b054b57 100644
--- a/src/proof/live/liveness_sim.c
+++ b/src/proof/live/liveness_sim.c
@@ -166,6 +166,7 @@ static char * retrieveLOName( Abc_Ntk_t *pNtkOld, Aig_Man_t *pAigOld, Aig_Man_t
}
else
return "UNKNOWN";
+ return NULL;
}
extern Vec_Ptr_t *vecPis, *vecPiNames;