741     PetscMPIInt idex;  in MatIncreaseOverlap_MPIAIJ_Once()  local
745       PetscCallMPI(MPI_Waitany(nrqs, r_waits2, &idex, MPI_STATUS_IGNORE));  in MatIncreaseOverlap_MPIAIJ_Once()
747       rbuf2_i = rbuf2[idex];  in MatIncreaseOverlap_MPIAIJ_Once()
749       jmax    = rbuf2[idex][0];  in MatIncreaseOverlap_MPIAIJ_Once()
1242   PetscMPIInt  *onodes1, *olengths1, idex, end, *row2proc;  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()  local
1828     PetscCallMPI(MPI_Waitany(nrqs, r_waits4, &idex, r_status4 + i));  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1829     sbuf1_i = sbuf1[pa[idex]];  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1834     rbuf2_i = rbuf2[idex]; /* int** received length of C->j from other processes */  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1835     rbuf3_i = rbuf3[idex]; /* int** received C->j from other processes */  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1836     rbuf4_i = rbuf4[idex]; /* scalar** received C->a from other processes */  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1843         idex = 0;  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1857               subcols[idex]   = --tcol; /* may not be sorted */  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1858               subvals[idex++] = rbuf4_i[ct2];  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1865           PetscCall(MatSetValues_SeqAIJ(submat, 1, &row, idex, subcols, subvals, INSERT_VALUES));  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()
1873             subvals[idex++] = rbuf4_i[ct2];  in MatCreateSubMatrices_MPIAIJ_SingleIS_Local()