2230   PetscInt      *rvert;     // The global (not local) vertex number along each dimension  in DMPlexCreateHypercubicMesh_Internal()  local
2245 …PetscCall(PetscCalloc7(dim, &ledges, dim, &vertices, dim, &rvertices, dim, &vert, dim, &rvert, dim…  in DMPlexCreateHypercubicMesh_Internal()
2369       for (PetscInt d = 0; d < dim; ++d) rvert[d] = vert[d] + vstart[d];  in DMPlexCreateHypercubicMesh_Internal()
2370       TupleToRanks_Private(dim, edges, procs, rvert, rrank);  in DMPlexCreateHypercubicMesh_Internal()
2382         if (!diff) rvert[d] = vert[d];                                     // Vertex is local  in DMPlexCreateHypercubicMesh_Internal()
2383 …    else if (rvert[d] < 0) rvert[d] = rvertices[d] - 1 + rvert[d];     // Wrap around at the bottom  in DMPlexCreateHypercubicMesh_Internal()
2384         else if (rvert[d] >= edges[d]) rvert[d] = rvert[d] - edges[d] + 1; // Wrap around at the top  in DMPlexCreateHypercubicMesh_Internal()
2385         else if (diff == -1) rvert[d] = rvertices[d] - 1 + (vert[d] - overlap);  in DMPlexCreateHypercubicMesh_Internal()
2386         else if (diff == 1) rvert[d] = (vertices[d] - vert[d] - 1) + overlap;  in DMPlexCreateHypercubicMesh_Internal()
2389       remotes[Nl2].index = TupleToIndex_Private(dim, rvertices, rvert) + rnumCells;  in DMPlexCreateHypercubicMesh_Internal()
2434   PetscCall(PetscFree7(ledges, vertices, rvertices, vert, rvert, vstart, vtmp));  in DMPlexCreateHypercubicMesh_Internal()