828         Node &ChildN = I->getNode();  in switchInternalEdgeToRef()  local
829         if (ChildN.DFSNumber == 0) {  in switchInternalEdgeToRef()
834           assert(!G->SCCMap.count(&ChildN) &&  in switchInternalEdgeToRef()
836           ChildN.DFSNumber = ChildN.LowLink = NextDFSNumber++;  in switchInternalEdgeToRef()
837           N = &ChildN;  in switchInternalEdgeToRef()
844         if (ChildN.DFSNumber == -1) {  in switchInternalEdgeToRef()
845           if (G->lookupSCC(ChildN) == &OldSCC) {  in switchInternalEdgeToRef()
872         assert(ChildN.LowLink > 0 && "Must have a positive low-link number!");  in switchInternalEdgeToRef()
873         if (ChildN.LowLink < N->LowLink)  in switchInternalEdgeToRef()
874           N->LowLink = ChildN.LowLink;  in switchInternalEdgeToRef()
1251         Node &ChildN = I->getNode();  in removeInternalRefEdges()  local
1252         if (ChildN.DFSNumber == 0) {  in removeInternalRefEdges()
1259           ChildN.LowLink = ChildN.DFSNumber = NextDFSNumber++;  in removeInternalRefEdges()
1260           N = &ChildN;  in removeInternalRefEdges()
1261           I = ChildN->begin();  in removeInternalRefEdges()
1262           E = ChildN->end();  in removeInternalRefEdges()
1265         if (ChildN.DFSNumber == -1) {  in removeInternalRefEdges()
1274         assert(ChildN.LowLink != 0 &&  in removeInternalRefEdges()
1276         if (ChildN.LowLink >= 0 && ChildN.LowLink < N->LowLink)  in removeInternalRefEdges()
1277           N->LowLink = ChildN.LowLink;  in removeInternalRefEdges()
1837         Node &ChildN = GetNode(I);  in buildGenericSCCs()  local
1838         if (ChildN.DFSNumber == 0) {  in buildGenericSCCs()
1843           ChildN.DFSNumber = ChildN.LowLink = NextDFSNumber++;  in buildGenericSCCs()
1844           N = &ChildN;  in buildGenericSCCs()
1853         if (ChildN.DFSNumber == -1) {  in buildGenericSCCs()
1859         assert(ChildN.LowLink > 0 && "Must have a positive low-link number!");  in buildGenericSCCs()
1860         if (ChildN.LowLink < N->LowLink)  in buildGenericSCCs()
1861           N->LowLink = ChildN.LowLink;  in buildGenericSCCs()