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-rw-r--r--src/aig/gia/giaFx.c6
-rw-r--r--src/aig/gia/giaScript.c18
2 files changed, 20 insertions, 4 deletions
diff --git a/src/aig/gia/giaFx.c b/src/aig/gia/giaFx.c
index c6eae6c7..032ae5fc 100644
--- a/src/aig/gia/giaFx.c
+++ b/src/aig/gia/giaFx.c
@@ -460,7 +460,11 @@ Gia_Man_t * Gia_ManPerformFx( Gia_Man_t * p, int nNewNodesMax, int LitCountMax,
Vec_Wec_t * vCubes;
Vec_Str_t * vCompl;
if ( Gia_ManAndNum(p) == 0 )
- return Gia_ManDup(p);
+ {
+ pNew = Gia_ManDup(p);
+ Gia_ManTransferTiming( pNew, p );
+ return pNew;
+ }
// abctime clk;
assert( Gia_ManHasMapping(p) );
// collect information
diff --git a/src/aig/gia/giaScript.c b/src/aig/gia/giaScript.c
index 334b1ee9..751f5000 100644
--- a/src/aig/gia/giaScript.c
+++ b/src/aig/gia/giaScript.c
@@ -88,7 +88,11 @@ Gia_Man_t * Gia_ManAigSyn2( Gia_Man_t * pInit, int fOldAlgo, int fCoarsen, int f
p = Gia_ManDup( pInit );
Gia_ManTransferTiming( p, pInit );
if ( Gia_ManAndNum(p) == 0 )
- return p;
+ {
+ pNew = Gia_ManDup(p);
+ Gia_ManTransferTiming( pNew, p );
+ return pNew;
+ }
// delay optimization
if ( fDelayMin && p->pManTime == NULL )
{
@@ -157,7 +161,11 @@ Gia_Man_t * Gia_ManAigSyn3( Gia_Man_t * p, int fVerbose, int fVeryVerbose )
pPars->nRelaxRatio = 40;
if ( fVerbose ) Gia_ManPrintStats( p, NULL );
if ( Gia_ManAndNum(p) == 0 )
- return Gia_ManDup(p);
+ {
+ pNew = Gia_ManDup(p);
+ Gia_ManTransferTiming( pNew, p );
+ return pNew;
+ }
// perform balancing
pNew = Gia_ManAreaBalance( p, 0, ABC_INFINITY, fVeryVerbose, 0 );
if ( fVerbose ) Gia_ManPrintStats( pNew, NULL );
@@ -189,7 +197,11 @@ Gia_Man_t * Gia_ManAigSyn4( Gia_Man_t * p, int fVerbose, int fVeryVerbose )
pPars->nRelaxRatio = 40;
if ( fVerbose ) Gia_ManPrintStats( p, NULL );
if ( Gia_ManAndNum(p) == 0 )
- return Gia_ManDup(p);
+ {
+ pNew = Gia_ManDup(p);
+ Gia_ManTransferTiming( pNew, p );
+ return pNew;
+ }
//Gia_ManAigPrintPiLevels( p );
// perform balancing
pNew = Gia_ManAreaBalance( p, 0, ABC_INFINITY, fVeryVerbose, 0 );