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cec: guard the SOP derivation behind ABC_USE_CUDD #9

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cec: guard the SOP derivation behind ABC_USE_CUDD #9

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10 changes: 10 additions & 0 deletions src/proof/cec/cecSatG2.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2322,6 +2322,12 @@ Vec_Str_t * encodeSOP(char * pSop, int nFanins, int nCubes){

***********************************************************************/

// The SOP derivation below is the only CUDD user in the CEC package, and
// ABC_USE_CUDD is how the rest of the tree guards code that needs the BDD
// package. Without it, these three functions leave undefined references to
// Cudd_* and the no-CUDD build does not link.
#ifdef ABC_USE_CUDD

char * extractSOP( DdManager * dd, DdNode * bFunc, int nFanins, int polarity, int * _nCubes){

extern int Abc_CountZddCubes( DdManager * dd, DdNode * zCover );
Expand Down Expand Up @@ -2562,6 +2568,8 @@ void Cec_DeriveSOPs( Gia_Man_t * p ){

***********************************************************************/

#endif // ABC_USE_CUDD

int evaluate_mffc(Gia_Man_t * p, int rootId, int fanId, Vec_Int_t * vLeaves){

int quality = 0, jMFFCLeaf;
Expand Down Expand Up @@ -4369,7 +4377,9 @@ Gia_Man_t * Cec_SimGenRun( Gia_Man_t * p, Cec_ParSimGen_t * pPars ){
pManSim = Cec4_ManCreate( pMapped, pCECPars );
pManSim->pPars->fVerbose = 0; // disabling verbose sat solver

#ifdef ABC_USE_CUDD
Cec_DeriveSOPs( pMapped );
#endif

/*
if (pPars->fVeryVerbose)
Expand Down
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