7679   PetscBool   eq;  in DMCompareLabels()  local
7696     eq = (PetscBool)(n == n1);  in DMCompareLabels()
7697 …if (!eq) PetscCall(PetscSNPrintf(msg, sizeof(msg), "Number of labels in dm0 = %" PetscInt_FMT " !=…  in DMCompareLabels()
7698     PetscCallMPI(MPIU_Allreduce(MPI_IN_PLACE, &eq, 1, MPI_C_BOOL, MPI_LAND, comm));  in DMCompareLabels()
7699     if (!eq) goto finish;  in DMCompareLabels()
7712       eq = PETSC_FALSE;  in DMCompareLabels()
7715     PetscCall(DMLabelCompare(comm, l0, l1, &eq, &msgInner));  in DMCompareLabels()
7718     if (!eq) break;  in DMCompareLabels()
7720   PetscCallMPI(MPIU_Allreduce(MPI_IN_PLACE, &eq, 1, MPI_C_BOOL, MPI_LAND, comm));  in DMCompareLabels()
7731   if (equal) *equal = eq;  in DMCompareLabels()
7732   else PetscCheck(eq, comm, PETSC_ERR_ARG_INCOMP, "DMLabels are not the same in dm0 and dm1");  in DMCompareLabels()