581   PetscInt          i, nsplit;  in PCSetUp_FieldSplit()  local
587   nsplit = jac->nsplits;  in PCSetUp_FieldSplit()
599       if (jac->bs <= 0) jac->bs = nsplit;  in PCSetUp_FieldSplit()
615       for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
617 …PetscCall(ISCreateStride(PetscObjectComm((PetscObject)pc), nslots, rstart + i, nsplit, &ilink->is)…  in PCSetUp_FieldSplit()
666       for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
693     PetscCall(PetscMalloc1(nsplit, &jac->pmat));  in PCSetUp_FieldSplit()
694     PetscCall(PetscMalloc2(nsplit, &jac->x, nsplit, &jac->y));  in PCSetUp_FieldSplit()
695     for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
735       PetscCall(MatGetNullSpaces(nsplit, jac->pmat, &nullsp));  in PCSetUp_FieldSplit()
736       for (i = 0; i < nsplit; i++) PetscCall(MatDestroy(&jac->pmat[i]));  in PCSetUp_FieldSplit()
740     for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
748     if (nullsp) PetscCall(MatRestoreNullSpaces(nsplit, jac->pmat, &nullsp));  in PCSetUp_FieldSplit()
753       PetscCall(PetscMalloc1(nsplit, &jac->mat));  in PCSetUp_FieldSplit()
754       for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
763         PetscCall(MatGetNullSpaces(nsplit, jac->mat, &nullsp));  in PCSetUp_FieldSplit()
764         for (i = 0; i < nsplit; i++) PetscCall(MatDestroy(&jac->mat[i]));  in PCSetUp_FieldSplit()
768       for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
772       if (nullsp) PetscCall(MatRestoreNullSpaces(nsplit, jac->mat, &nullsp));  in PCSetUp_FieldSplit()
780   for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
792     if (nsplit == 2 && jac->type == PC_COMPOSITE_MULTIPLICATIVE) {  in PCSetUp_FieldSplit()
795         PetscCall(PetscCalloc1(nsplit, &jac->Afield));  in PCSetUp_FieldSplit()
817         PetscCall(PetscMalloc1(nsplit, &jac->Afield));  in PCSetUp_FieldSplit()
818         for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
829           for (i = 0; i < nsplit; i++) PetscCall(MatDestroy(&jac->Afield[i]));  in PCSetUp_FieldSplit()
833         for (i = 0; i < nsplit; i++) {  in PCSetUp_FieldSplit()
850 …PetscCheck(nsplit == 2, PetscObjectComm((PetscObject)pc), PETSC_ERR_ARG_INCOMP, "To use Schur comp…  in PCSetUp_FieldSplit()
1041 …PetscCheck(nsplit == 2, PetscObjectComm((PetscObject)pc), PETSC_ERR_ARG_INCOMP, "To use GKB precon…  in PCSetUp_FieldSplit()