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Bug fix in 'mfs2'.

This commit is contained in:
Alan Mishchenko 2013-07-08 19:34:20 -07:00
parent 9dfd8be577
commit 6003e92edf
1 changed files with 2 additions and 2 deletions
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4
src/opt/sfm/sfmWin.c
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@ -201,8 +201,8 @@ static inline int Sfm_NtkCheckRoot( Sfm_Ntk_t * p, int iNode, int nLevelMax )
{
int i, iFanout;
// the node is the root if one of the following is true:
// (1) the node has more than fanouts than the limit
if ( Sfm_ObjFanoutNum(p, iNode) > p->pPars->nFanoutMax )
// (1) the node has more than fanouts than the limit or has no fanouts (should not happen in general)
if ( Sfm_ObjFanoutNum(p, iNode) == 0 || Sfm_ObjFanoutNum(p, iNode) > p->pPars->nFanoutMax )
return 1;
// (2) the node has CO fanouts
// (3) the node has fanouts above the cutoff level