1355 static PetscErrorCode PCHPDDMCheckSymmetry_Private(PC pc, Mat A01, Mat A10, Mat *B01 = nullptr)  in PCHPDDMCheckSymmetry_Private()  argument
1377   PetscCall(PetscObjectTypeCompare((PetscObject)A01, MATTRANSPOSEVIRTUAL, &flg));  in PCHPDDMCheckSymmetry_Private()
1379 …PetscCall(MatShellGetScalingShifts(A01, (PetscScalar *)MAT_SHELL_NOT_ALLOWED, (PetscScalar *)MAT_S…  in PCHPDDMCheckSymmetry_Private()
1380     PetscCall(MatTransposeGetMat(A01, &A01));  in PCHPDDMCheckSymmetry_Private()
1381     PetscCall(MatTranspose(A01, MAT_INITIAL_MATRIX, &B));  in PCHPDDMCheckSymmetry_Private()
1382     A01 = B;  in PCHPDDMCheckSymmetry_Private()
1384     PetscCall(PetscObjectTypeCompare((PetscObject)A01, MATHERMITIANTRANSPOSEVIRTUAL, &flg));  in PCHPDDMCheckSymmetry_Private()
1386 …PetscCall(MatShellGetScalingShifts(A01, (PetscScalar *)MAT_SHELL_NOT_ALLOWED, (PetscScalar *)MAT_S…  in PCHPDDMCheckSymmetry_Private()
1387       PetscCall(MatHermitianTransposeGetMat(A01, &A01));  in PCHPDDMCheckSymmetry_Private()
1388       PetscCall(MatHermitianTranspose(A01, MAT_INITIAL_MATRIX, &B));  in PCHPDDMCheckSymmetry_Private()
1389       A01 = B;  in PCHPDDMCheckSymmetry_Private()
1392   PetscCall(PetscLayoutCompare(T->rmap, A01->rmap, &flg));  in PCHPDDMCheckSymmetry_Private()
1394     PetscCall(PetscLayoutCompare(T->cmap, A01->cmap, &flg));  in PCHPDDMCheckSymmetry_Private()
1396 …PetscCall(MatFindZeroRows(A01, &z)); /* for essential boundary conditions, some implementations wi…  in PCHPDDMCheckSymmetry_Private()
1402       PetscCall(MatMultEqual(A01, T, 20, &flg));  in PCHPDDMCheckSymmetry_Private()
1933                 Mat A01, A10, B = nullptr, C = nullptr, *sub;  in PCSetUp_HPDDM()  local
1935                 PetscCall(MatSchurComplementGetSubMatrices(P, &A, nullptr, &A01, &A10, nullptr));  in PCSetUp_HPDDM()
1953 …PetscCall(PetscObjectTypeCompareAny((PetscObject)A01, &flg, MATTRANSPOSEVIRTUAL, MATHERMITIANTRANS…  in PCSetUp_HPDDM()
1954                   if (!flg) C = A01;  in PCSetUp_HPDDM()
1956 …PetscCall(MatShellGetScalingShifts(A01, (PetscScalar *)MAT_SHELL_NOT_ALLOWED, (PetscScalar *)MAT_S…  in PCSetUp_HPDDM()
1983                   PetscCall(PCHPDDMCheckSymmetry_Private(pc, A01, A10));  in PCSetUp_HPDDM()
2144           Mat                 A00, P00, A01, A10, A11, B, N;  in PCSetUp_HPDDM()  local
2147           PetscCall(MatSchurComplementGetSubMatrices(P, &A00, &P00, &A01, &A10, &A11));  in PCSetUp_HPDDM()
2155             PetscCall(PCHPDDMCheckSymmetry_Private(pc, A01, A10, &B01));  in PCSetUp_HPDDM()
2176 …PetscCall(MatSchurComplementUpdateSubMatrices(P, A00, P00, A01, A10, A11)); /* replace P00 by diag…  in PCSetUp_HPDDM()
2181               PetscCall(MatDuplicate(A01, MAT_COPY_VALUES, &B));  in PCSetUp_HPDDM()
2197               PetscCall(MatGetType(A01, &type));                            /* cache MatType */  in PCSetUp_HPDDM()
2198 …PetscCall(MatConvert(A01, MATAIJ, MAT_INPLACE_MATRIX, &A01)); /* MatProduct is not versatile enoug…  in PCSetUp_HPDDM()
2199               PetscCall(MatMatMult(D00, A01, MAT_INITIAL_MATRIX, PETSC_CURRENT, &B));  in PCSetUp_HPDDM()
2201 …        PetscCall(MatConvert(A01, type, MAT_INPLACE_MATRIX, &A01)); /* reset to previous MatType */  in PCSetUp_HPDDM()
2204                 B01 = A01;  in PCSetUp_HPDDM()
2208 …if (B01 && B01 != A01) PetscCall(MatSetBlockSizesFromMats(B01, A01, A01)); /* TODO: remove this li…  in PCSetUp_HPDDM()
2656         Mat                    A00, P00, A01 = nullptr, A10, A11, N, b[4];  in PCSetUp_HPDDM()  local
2678         if (flg) PetscCall(MatTransposeGetMat(A10, &A01));  in PCSetUp_HPDDM()
2683           if (flg) PetscCall(MatHermitianTransposeGetMat(A10, &A01));  in PCSetUp_HPDDM()
2687         if (!A01) {  in PCSetUp_HPDDM()
2708           PetscCall(MatSetOption(A01, MAT_SUBMAT_SINGLEIS, PETSC_TRUE));  in PCSetUp_HPDDM()
2709           PetscCall(MatCreateSubMatrices(A01, 1, &sorted, &data->is, MAT_INITIAL_MATRIX, &sub));  in PCSetUp_HPDDM()
2713         if (A01 || !A10) {  in PCSetUp_HPDDM()