365   PetscBool ismatis;  in PCBDDCSetDivergenceMat()  local
373   PetscCall(PetscObjectTypeCompare((PetscObject)divudotp, MATIS, &ismatis));  in PCBDDCSetDivergenceMat()
374 …PetscCheck(ismatis, PetscObjectComm((PetscObject)pc), PETSC_ERR_ARG_WRONG, "Divergence matrix need…  in PCBDDCSetDivergenceMat()
1418   PetscBool       new_nearnullspace_provided, ismatis, rl;  in PCSetUp_BDDC()  local
1422   PetscCall(PetscObjectTypeCompare((PetscObject)pc->pmat, MATIS, &ismatis));  in PCSetUp_BDDC()
1423 …PetscCheck(ismatis, PetscObjectComm((PetscObject)pc), PETSC_ERR_ARG_WRONG, "PCBDDC preconditioner …  in PCSetUp_BDDC()
2531       PetscBool ismatis, matisok = PETSC_FALSE, check = PETSC_FALSE;  in PCBDDCCreateFETIDPOperators_BDDC()  local
2574         PetscCall(PetscObjectTypeCompare((PetscObject)M, MATIS, &ismatis));  in PCBDDCCreateFETIDPOperators_BDDC()
2575 …PetscCheck(ismatis, comm, PETSC_ERR_PLIB, "Matrix type %s not of type MATIS", ((PetscObject)M)->ty…  in PCBDDCCreateFETIDPOperators_BDDC()
2604         PetscCall(PetscObjectTypeCompare((PetscObject)M, MATIS, &ismatis));  in PCBDDCCreateFETIDPOperators_BDDC()
2605         if (c && ismatis) {  in PCBDDCCreateFETIDPOperators_BDDC()
2632         PetscCall(PetscObjectTypeCompare((PetscObject)M, MATIS, &ismatis));  in PCBDDCCreateFETIDPOperators_BDDC()
2634         if (ismatis && !matisok) PetscCall(MatConvert(M, MATAIJ, MAT_INPLACE_MATRIX, &M));  in PCBDDCCreateFETIDPOperators_BDDC()