90   PetscInt        face, dim, indC[3], indS[3], seenA, flippedA, seenB, flippedB, mismatch;  in DMPlexCheckFace_Internal()  local
112   flippedA = PetscBTLookup(flippedCells, indC[0]) ? 1 : 0;  in DMPlexCheckFace_Internal()
155   if (mismatch ^ (flippedA ^ flippedB)) {  in DMPlexCheckFace_Internal()
157     if (!seenA && !flippedA) {  in DMPlexCheckFace_Internal()
162 …} else PetscCheck(!mismatch || !flippedA || !flippedB, PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "Atte…  in DMPlexCheckFace_Internal()
172   PetscInt        face, dim, seenA, flippedA, seenB, flippedB, mismatch, c;  in DMPlexCheckFace_Old_Internal()  local
182   flippedA = PetscBTLookup(flippedCells, support[0] - cStart) ? 1 : 0;  in DMPlexCheckFace_Old_Internal()
217   if (mismatch ^ (flippedA ^ flippedB)) {  in DMPlexCheckFace_Old_Internal()
219     if (!seenA && !flippedA) {  in DMPlexCheckFace_Old_Internal()
224 …} else PetscCheck(!mismatch || !flippedA || !flippedB, PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "Atte…  in DMPlexCheckFace_Old_Internal()
622           PetscInt           proc, nproc, seen, flippedA, flippedB, mismatch, numNeighbors, n;  in DMPlexOrient()  local
625           flippedA = PetscBTLookup(flippedProcs, proc) ? 1 : 0;  in DMPlexOrient()
634             if (mismatch ^ (flippedA ^ flippedB)) {  in DMPlexOrient()
638 …} else PetscCheck(!mismatch || !flippedA || !flippedB, PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "Atte…  in DMPlexOrient()
999           PetscInt           proc, nproc, seen, flippedA, flippedB, mismatch, numNeighbors;  in DMPlexOrientCells_Internal()  local
1002           flippedA = PetscBTLookup(flippedProcs, proc) ? 1 : 0;  in DMPlexOrientCells_Internal()
1011             if (mismatch ^ (flippedA ^ flippedB)) {  in DMPlexOrientCells_Internal()
1015 …} else PetscCheck(!mismatch || !flippedA || !flippedB, PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "Atte…  in DMPlexOrientCells_Internal()