229     assert(N->LowLink == -1 &&  in verify()
732     N->DFSNumber = N->LowLink = 0;  in switchInternalEdgeToRef()
744   TargetN.DFSNumber = TargetN.LowLink = -1;  in switchInternalEdgeToRef()
762     RootN->DFSNumber = RootN->LowLink = 1;  in switchInternalEdgeToRef()
780           ChildN.DFSNumber = ChildN.LowLink = NextDFSNumber++;  in switchInternalEdgeToRef()
801               N.DFSNumber = N.LowLink = -1;  in switchInternalEdgeToRef()
816         assert(ChildN.LowLink > 0 && "Must have a positive low-link number!");  in switchInternalEdgeToRef()
817         if (ChildN.LowLink < N->LowLink)  in switchInternalEdgeToRef()
818           N->LowLink = ChildN.LowLink;  in switchInternalEdgeToRef()
833       if (N->LowLink != N->DFSNumber)  in switchInternalEdgeToRef()
851         N.DFSNumber = N.LowLink = -1;  in switchInternalEdgeToRef()
1169       N.DFSNumber = N.LowLink = 0;  in removeInternalRefEdge()
1195     RootN->DFSNumber = RootN->LowLink = 1;  in removeInternalRefEdge()
1217           ChildN.LowLink = ChildN.DFSNumber = NextDFSNumber++;  in removeInternalRefEdge()
1232         assert(ChildN.LowLink != 0 &&  in removeInternalRefEdge()
1234         if (ChildN.LowLink >= 0 && ChildN.LowLink < N->LowLink)  in removeInternalRefEdge()
1235           N->LowLink = ChildN.LowLink;  in removeInternalRefEdge()
1245       if (N->LowLink != N->DFSNumber) {  in removeInternalRefEdge()
1267         N->LowLink = RefSCCNumber;  in removeInternalRefEdge()
1279           N->LowLink = -1;  in removeInternalRefEdge()
1319     int SCCNumber = C->begin()->LowLink;  in removeInternalRefEdge()
1323       assert(N.LowLink == SCCNumber &&  in removeInternalRefEdge()
1325       N.LowLink = -1;  in removeInternalRefEdge()
1581     RootN->DFSNumber = RootN->LowLink = 1;  in buildGenericSCCs()
1597           ChildN.DFSNumber = ChildN.LowLink = NextDFSNumber++;  in buildGenericSCCs()
1613         assert(ChildN.LowLink > 0 && "Must have a positive low-link number!");  in buildGenericSCCs()
1614         if (ChildN.LowLink < N->LowLink)  in buildGenericSCCs()
1615           N->LowLink = ChildN.LowLink;  in buildGenericSCCs()
1627       if (N->LowLink != N->DFSNumber)  in buildGenericSCCs()
1658     assert(N->LowLink >= (*Nodes.begin())->LowLink &&  in buildSCCs()
1664     N->DFSNumber = N->LowLink = 0;  in buildSCCs()
1677           N.DFSNumber = N.LowLink = -1;  in buildSCCs()