410   PetscInt     row, total_sz, ct, ct1, ct2, ct3, mem_estimate, oct2, l, start, end;  in MatIncreaseOverlap_MPIBAIJ_Receive()  local
447     ct2    = ct1;  in MatIncreaseOverlap_MPIBAIJ_Receive()
451       oct2 = ct2;  in MatIncreaseOverlap_MPIBAIJ_Receive()
466           xdata[i][ct2++] = row;  in MatIncreaseOverlap_MPIBAIJ_Receive()
470       for (k = oct2, max2 = ct2; k < max2; k++) {  in MatIncreaseOverlap_MPIBAIJ_Receive()
487             xdata[i][ct2++] = val;  in MatIncreaseOverlap_MPIBAIJ_Receive()
506             xdata[i][ct2++] = val;  in MatIncreaseOverlap_MPIBAIJ_Receive()
512       xdata[i][2 * j]     = ct2 - oct2; /* Undo the vector isz1 and use only a var*/  in MatIncreaseOverlap_MPIBAIJ_Receive()
516     if (i + 1 < nrqr) xdata[i + 1] = xdata[i] + ct2;  in MatIncreaseOverlap_MPIBAIJ_Receive()
517     isz1[i] = ct2; /* size of each message */  in MatIncreaseOverlap_MPIBAIJ_Receive()
622   PetscInt       **sbuf1, **sbuf2, *sbuf2_i, ct1, ct2, **rbuf1, row;  local
948         ct2       = 0;
961             cols = sbuf_aj_i + ct2;
969             ct2 += ncols;
1092         ct2     = 0;
1114             for (PetscInt l = 0; l < max2; l++, ct2++) {
1117                 PetscCall(PetscHMapIGetWithDefault(cmap_i, rbuf3_i[ct2] + 1, 0, &tcol));
1119                 tcol = cmap_i[rbuf3_i[ct2]];
1252       ct2       = 0;
1267           vals = sbuf_aa_i + ct2 * bs2;
1276           ct2 += ncols;
1419     ct2     = 0;
1453           for (PetscInt l = 0; l < max2; l++, ct2++) {
1455             PetscCall(PetscHMapIGetWithDefault(cmap_i, rbuf3_i[ct2] + 1, 0, &tcol));
1457             tcol = cmap_i[rbuf3_i[ct2]];
1462                 PetscCall(PetscArraycpy(mat_a, rbuf4_i + ct2 * bs2, bs2));
1469           for (PetscInt l = 0; l < max2; l++, ct2++) {
1470             *mat_j++ = rbuf3_i[ct2]; /* same global column index of C */
1472               PetscCall(PetscArraycpy(mat_a, rbuf4_i + ct2 * bs2, bs2));