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-rw-r--r--src/base/abc/abcUtil.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/base/abc/abcUtil.c b/src/base/abc/abcUtil.c
index eec7c50d..abd8c812 100644
--- a/src/base/abc/abcUtil.c
+++ b/src/base/abc/abcUtil.c
@@ -2038,10 +2038,10 @@ Abc_Ntk_t * Abc_NtkAddBuffs( Abc_Ntk_t * pNtkInit, int fVerbose )
int i, k, nLevelMax = Abc_NtkLevel( pNtk );
Abc_NtkForEachCo( pNtk, pObj, i )
pObj->Level = nLevelMax + 1;
- vBuffs = Vec_PtrStart( Abc_NtkObjNumMax(pNtk) * nLevelMax );
+ vBuffs = Vec_PtrStart( Abc_NtkObjNumMax(pNtk) * (nLevelMax + 1) );
Abc_NtkForEachObj( pNtk, pObj, i )
{
- if ( i == Vec_PtrSize(vBuffs) / nLevelMax )
+ if ( i == Vec_PtrSize(vBuffs) / (nLevelMax + 1) )
break;
if ( !Abc_ObjIsNode(pObj) && !Abc_ObjIsCo(pObj) )
continue;