879   DM odm = dm, rdm = NULL, cdm = NULL;  in CheckConvergence()  local
892   PetscCall(PetscObjectReference((PetscObject)odm));  in CheckConvergence()
895       PetscCall(DMRefine(odm, PetscObjectComm((PetscObject)dm), &rdm));  in CheckConvergence()
896       PetscCall(DMDestroy(&odm));  in CheckConvergence()
897       odm = rdm;  in CheckConvergence()
899     PetscCall(SetupSection(odm, user));  in CheckConvergence()
901   PetscCall(ComputeError(odm, exactFuncs, exactFuncDers, exactCtxs, &errorOld, &errorDerOld, user));  in CheckConvergence()
904       PetscCall(DMRefine(odm, PetscObjectComm((PetscObject)dm), &rdm));  in CheckConvergence()
912       PetscCall(DMDestroy(&odm));  in CheckConvergence()
913       odm         = rdm;  in CheckConvergence()
919     PetscCall(DMPlexGetHeightStratum(odm, 0, &cStart, &cEnd));  in CheckConvergence()
922       PetscCall(DMCoarsen(odm, PetscObjectComm((PetscObject)dm), &cdm));  in CheckConvergence()
935       PetscCall(DMDestroy(&odm));  in CheckConvergence()
936       odm         = cdm;  in CheckConvergence()
942   PetscCall(DMDestroy(&odm));  in CheckConvergence()