254     assert(N->LowLink == -1 &&  in verify()
757     N->DFSNumber = N->LowLink = 0;  in switchInternalEdgeToRef()
769   TargetN.DFSNumber = TargetN.LowLink = -1;  in switchInternalEdgeToRef()
787     RootN->DFSNumber = RootN->LowLink = 1;  in switchInternalEdgeToRef()
805           ChildN.DFSNumber = ChildN.LowLink = NextDFSNumber++;  in switchInternalEdgeToRef()
826               N.DFSNumber = N.LowLink = -1;  in switchInternalEdgeToRef()
841         assert(ChildN.LowLink > 0 && "Must have a positive low-link number!");  in switchInternalEdgeToRef()
842         if (ChildN.LowLink < N->LowLink)  in switchInternalEdgeToRef()
843           N->LowLink = ChildN.LowLink;  in switchInternalEdgeToRef()
858       if (N->LowLink != N->DFSNumber)  in switchInternalEdgeToRef()
876         N.DFSNumber = N.LowLink = -1;  in switchInternalEdgeToRef()
1194       N.DFSNumber = N.LowLink = 0;  in removeInternalRefEdge()
1220     RootN->DFSNumber = RootN->LowLink = 1;  in removeInternalRefEdge()
1242           ChildN.LowLink = ChildN.DFSNumber = NextDFSNumber++;  in removeInternalRefEdge()
1257         assert(ChildN.LowLink != 0 &&  in removeInternalRefEdge()
1259         if (ChildN.LowLink >= 0 && ChildN.LowLink < N->LowLink)  in removeInternalRefEdge()
1260           N->LowLink = ChildN.LowLink;  in removeInternalRefEdge()
1270       if (N->LowLink != N->DFSNumber) {  in removeInternalRefEdge()
1292         N->LowLink = RefSCCNumber;  in removeInternalRefEdge()
1304           N->LowLink = -1;  in removeInternalRefEdge()
1344     int SCCNumber = C->begin()->LowLink;  in removeInternalRefEdge()
1348       assert(N.LowLink == SCCNumber &&  in removeInternalRefEdge()
1350       N.LowLink = -1;  in removeInternalRefEdge()
1584   N.DFSNumber = N.LowLink = -1;  in initNode()
1615     RootN->DFSNumber = RootN->LowLink = 1;  in buildGenericSCCs()
1631           ChildN.DFSNumber = ChildN.LowLink = NextDFSNumber++;  in buildGenericSCCs()
1647         assert(ChildN.LowLink > 0 && "Must have a positive low-link number!");  in buildGenericSCCs()
1648         if (ChildN.LowLink < N->LowLink)  in buildGenericSCCs()
1649           N->LowLink = ChildN.LowLink;  in buildGenericSCCs()
1661       if (N->LowLink != N->DFSNumber)  in buildGenericSCCs()
1692     assert(N->LowLink >= (*Nodes.begin())->LowLink &&  in buildSCCs()
1698     N->DFSNumber = N->LowLink = 0;  in buildSCCs()
1711           N.DFSNumber = N.LowLink = -1;  in buildSCCs()