1467   PetscReal        localDiff = 0.0;  in DMPlexComputeL2DiffLocal()  local
1574     localDiff += elemDiff;  in DMPlexComputeL2DiffLocal()
1577 …PetscCallMPI(MPIU_Allreduce(&localDiff, diff, 1, MPIU_REAL, MPIU_SUM, PetscObjectComm((PetscObject…  in DMPlexComputeL2DiffLocal()
1593   PetscReal        localDiff = 0.0;  in DMComputeL2GradientDiff_Plex()  local
1688     localDiff += elemDiff;  in DMComputeL2GradientDiff_Plex()
1692 …PetscCallMPI(MPIU_Allreduce(&localDiff, diff, 1, MPIU_REAL, MPIU_SUM, PetscObjectComm((PetscObject…  in DMComputeL2GradientDiff_Plex()
1704   PetscReal     *localDiff;  in DMComputeL2FieldDiff_Plex()  local
1725   PetscCall(PetscCalloc1(Nf, &localDiff));  in DMComputeL2FieldDiff_Plex()
1835         localDiff[fields[f]] += elemDiff;  in DMComputeL2FieldDiff_Plex()
1836 …cInt_FMT " field %" PetscInt_FMT " cum diff %g\n", cell, fields[f], (double)localDiff[fields[f]]));  in DMComputeL2FieldDiff_Plex()
1848 …PetscCallMPI(MPIU_Allreduce(localDiff, diff, Nf, MPIU_REAL, MPIU_SUM, PetscObjectComm((PetscObject…  in DMComputeL2FieldDiff_Plex()
1849   PetscCall(PetscFree(localDiff));  in DMComputeL2FieldDiff_Plex()