942   Mat       Bcheck;  in CheckMat()  local
957       PetscCall(MatConvert(A, Btype, MAT_INITIAL_MATRIX, &Bcheck));  in CheckMat()
959       PetscCall(MatConvert(A, MATAIJ, MAT_INITIAL_MATRIX, &Bcheck));  in CheckMat()
962       PetscCall(MatAXPY(Bcheck, -1., B, DIFFERENT_NONZERO_PATTERN));  in CheckMat()
964     PetscCall(MatNorm(Bcheck, NORM_INFINITY, &error));  in CheckMat()
968       PetscCall(PetscObjectSetName((PetscObject)Bcheck, "Bcheck"));  in CheckMat()
969       PetscCall(MatView(Bcheck, NULL));  in CheckMat()
973         PetscCall(MatDestroy(&Bcheck));  in CheckMat()
974         PetscCall(MatConvert(A, MATAIJ, MAT_INITIAL_MATRIX, &Bcheck));  in CheckMat()
975         PetscCall(PetscObjectSetName((PetscObject)Bcheck, "Assembled A"));  in CheckMat()
976         PetscCall(MatView(Bcheck, NULL));  in CheckMat()
978       PetscCall(MatDestroy(&Bcheck));  in CheckMat()
986     PetscCall(MatDestroy(&Bcheck));  in CheckMat()
999   Mat                    B, Bcheck, B2 = NULL, lB;  in TestMatZeroRows()  local
1101     PetscCall(MatDuplicate(Afull, MAT_COPY_VALUES, &Bcheck));  in TestMatZeroRows()
1102     PetscCall(MatSetOption(Bcheck, MAT_NEW_NONZERO_ALLOCATION_ERR, PETSC_FALSE));  in TestMatZeroRows()
1105       PetscCall(MatZeroRowsIS(Bcheck, gis, diag, NULL, NULL));  in TestMatZeroRows()
1108       PetscCall(MatZeroRowsIS(Bcheck, is, diag, NULL, NULL));  in TestMatZeroRows()
1110     PetscCall(CheckMat(B, Bcheck, PETSC_FALSE, "Zerorows"));  in TestMatZeroRows()
1111     PetscCall(MatDestroy(&Bcheck));  in TestMatZeroRows()