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-rw-r--r--src/proof/pdr/pdrInt.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/proof/pdr/pdrInt.h b/src/proof/pdr/pdrInt.h
index dae20f0c..fb671700 100644
--- a/src/proof/pdr/pdrInt.h
+++ b/src/proof/pdr/pdrInt.h
@@ -90,6 +90,7 @@ struct Pdr_Man_t_
int * pOrder; // ordering of the lits
Vec_Int_t * vActVars; // the counter of activation variables
int iUseFrame; // the first used frame
+ Vec_Int_t * vAbs; // abstraction (mapping abstracted flop ID into its PPIs number)
// terminary simulation
Txs_Man_t * pTxs;
// internal use