1910   PetscInt     s, l, nroots, nleaves, offset, size;  in DMLabelDistribute_Internal()  local
1920   PetscCall(PetscSFGetGraph(sf, &nroots, &nleaves, NULL, NULL));  in DMLabelDistribute_Internal()
1922   PetscCall(PetscSectionSetChart(rootSection, 0, nroots));  in DMLabelDistribute_Internal()
1936   PetscCall(PetscCalloc1(nroots, &rootIdx));  in DMLabelDistribute_Internal()
2108   PetscInt        p, s, d, nroots, nleaves, nmultiroots, idx, dof, offset;  in DMLabelGather()  local
2139   PetscCall(PetscSFGetGraph(sf, &nroots, &nleaves, &ilocal, NULL));  in DMLabelGather()
2140   PetscCall(PetscMalloc1(nroots, &leafPoints));  in DMLabelGather()
2141   for (p = 0; p < nroots; ++p) leafPoints[p].rank = leafPoints[p].index = -1;  in DMLabelGather()
2150   for (p = 0, nmultiroots = 0; p < nroots; ++p) nmultiroots += rootDegree[p];  in DMLabelGather()
2155 …PetscCall(PetscSFSetGraph(sfLabel, nroots, nmultiroots, NULL, PETSC_OWN_POINTER, rootPoints, PETSC…  in DMLabelGather()
2159   for (p = 0, idx = 0; p < nroots; p++) {  in DMLabelGather()
2595   PetscInt  pStart, pEnd, p, dof, cdof, off, globalOff = 0, nroots;  in PetscSectionCreateGlobalSectionLabel()  local
2604   PetscCall(PetscSFGetGraph(sf, &nroots, NULL, NULL, NULL));  in PetscSectionCreateGlobalSectionLabel()
2605   if (nroots >= 0) {  in PetscSectionCreateGlobalSectionLabel()
2606 …scCheck(nroots >= pEnd - pStart, PETSC_COMM_SELF, PETSC_ERR_ARG_SIZ, "PetscSF nroots %" PetscInt_F…  in PetscSectionCreateGlobalSectionLabel()
2607     PetscCall(PetscCalloc1(nroots, &neg));  in PetscSectionCreateGlobalSectionLabel()
2608     if (nroots > pEnd - pStart) {  in PetscSectionCreateGlobalSectionLabel()
2609       PetscCall(PetscCalloc1(nroots, &tmpOff));  in PetscSectionCreateGlobalSectionLabel()
2627   if (nroots >= 0) {  in PetscSectionCreateGlobalSectionLabel()
2630     if (nroots > pEnd - pStart) {  in PetscSectionCreateGlobalSectionLabel()
2649   if (nroots >= 0) {  in PetscSectionCreateGlobalSectionLabel()
2652     if (nroots > pEnd - pStart) {  in PetscSectionCreateGlobalSectionLabel()
2658   if (nroots >= 0 && nroots > pEnd - pStart) PetscCall(PetscFree(tmpOff));  in PetscSectionCreateGlobalSectionLabel()