Snippets for superlu-dist 9.2.1 from Fedora i686

Sourced from https://kojipkgs.fedoraproject.org/packages/superlu_dist/9.2.1/6.fc45/data/logs/i686/build.log.

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/comm.c:84:8: warning: ‘scp’ may be used uninitialized [-Wmaybe-uninitialized]
     84 |     Np = scp->Np;
        |     ~~~^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/etree.c:322:6: warning: ‘etdfs’ defined but not used [-Wunused-function]
    322 | void etdfs (
        |      ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/memory.c:307:9: warning: unused variable ‘iam’ [-Wunused-variable]
    307 |     int iam;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/memory.c:387:30: warning: ‘nzumax’ may be used uninitialized [-Wmaybe-uninitialized]
    387 |                     + (nzlmax+nzumax)*iword + n );
        |                       ~~~~~~~^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/memory.c:387:30: warning: ‘nzlmax’ may be used uninitialized [-Wmaybe-uninitialized]
    387 |                     + (nzlmax+nzumax)*iword + n );
        |                       ~~~~~~~^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/ilu_level_symbfact.c:69:12: warning: unused variable ‘t’ [-Wunused-variable]
     69 |     double t;
        |            ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/ilu_level_symbfact.c:66:11: warning: unused variable ‘iinfo’ [-Wunused-variable]
     66 |     int_t iinfo;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/ilu_level_symbfact.c:58:9: warning: unused variable ‘iam’ [-Wunused-variable]
     58 |     int iam = 0;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/symbfact.c:101:11: warning: unused variable ‘nnzLU’ [-Wunused-variable]
    101 |     int_t nnzLU, nnzLSUB;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/symbfact.c:249:31: warning: variable ‘nsuper’ set but not used [-Wunused-but-set-variable=]
    249 |     register int_t j, parent, nsuper;
        |                               ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/util.c:101:19: warning: variable ‘nnzL0’ set but not used [-Wunused-but-set-variable=]
    101 |     long long int nnzL0;
        |                   ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/util.c:297:17: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
    297 |         #pragma omp master
        |                 ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/smach_dist.c:92:12: warning: ‘rmach’ may be used uninitialized [-Wmaybe-uninitialized]
     92 |     return rmach;
        |            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/dmach_dist.c:92:12: warning: ‘rmach’ may be used uninitialized [-Wmaybe-uninitialized]
     92 |     return rmach;
        |            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:55:39: warning: unused variable ‘bytes_to_copy’ [-Wunused-variable]
     55 |   int_t new_len, tries, lword, extra, bytes_to_copy;
        |                                       ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:55:32: warning: unused variable ‘extra’ [-Wunused-variable]
     55 |   int_t new_len, tries, lword, extra, bytes_to_copy;
        |                                ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:55:18: warning: unused variable ‘tries’ [-Wunused-variable]
     55 |   int_t new_len, tries, lword, extra, bytes_to_copy;
        |                  ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:112:9: warning: variable ‘exp’ set but not used [-Wunused-but-set-variable=]
    112 |   int_t exp, prev_xsub_nextLvl, vtxXp_lid;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:245:21: warning: variable ‘nvtcs_loc’ set but not used [-Wunused-but-set-variable=]
    245 |   int_t *globToLoc, nvtcs_loc, maxNvtcsPProc;
        |                     ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:244:44: warning: unused variable ‘xsub_nextLvl’ [-Wunused-variable]
    244 |   int_t exp, prev_xsub_nextLvl, vtxXp_lid, xsub_nextLvl;
        |                                            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:244:9: warning: variable ‘exp’ set but not used [-Wunused-but-set-variable=]
    244 |   int_t exp, prev_xsub_nextLvl, vtxXp_lid, xsub_nextLvl;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:418:9: warning: unused variable ‘fstVtxLvl_loc_lid’ [-Wunused-variable]
    418 |   int_t fstVtxLvl_loc_lid, prev_len, min_new_len;
        |         ^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:415:21: warning: variable ‘nvtcs_loc’ set but not used [-Wunused-but-set-variable=]
    415 |   int_t *globToLoc, nvtcs_loc, maxNvtcsPProc;
        |                     ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:414:44: warning: unused variable ‘xsub_nextLvl’ [-Wunused-variable]
    414 |   int_t exp, prev_xsub_nextLvl, vtxXp_lid, xsub_nextLvl;
        |                                            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:414:9: warning: unused variable ‘exp’ [-Wunused-variable]
    414 |   int_t exp, prev_xsub_nextLvl, vtxXp_lid, xsub_nextLvl;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:147:18: warning: ‘prev_xsub_nextLvl’ may be used uninitialized [-Wmaybe-uninitialized]
    147 |   len_tcopy_fend = prev_len - prev_xsub_nextLvl;
        |   ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:147:18: warning: ‘prev_len’ may be used uninitialized [-Wmaybe-uninitialized]
    147 |   len_tcopy_fend = prev_len - prev_xsub_nextLvl;
        |   ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:108:21: warning: ‘prev_mem’ may be used uninitialized [-Wmaybe-uninitialized]
    108 |   int_t  *new_mem, *prev_mem, *xsub;
        |                     ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:182:28: warning: ‘xsub’ may be used uninitialized [-Wmaybe-uninitialized]
    182 |     i = xsub_nextLvl + xsub[vtx_lid] - prev_xsub_nextLvl;
        |                            ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:377:32: warning: ‘new_mem’ may be used uninitialized [-Wmaybe-uninitialized]
    377 |   if (free_prev_mem && new_mem != prev_mem)
        |                        ~~~~~~~~^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:296:37: warning: ‘xsub’ may be used uninitialized [-Wmaybe-uninitialized]
    296 |     nelts = xsub[vtxXp_lid+1] - xsub[vtxXp_lid];
        |                                     ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:303:6: warning: ‘prev_xsub_nextLvl’ may be used uninitialized [-Wmaybe-uninitialized]
    303 |   if (prev_len + len_texp >= prev_xsub_nextLvl) {
        |      ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:377:32: warning: ‘prev_mem’ may be used uninitialized [-Wmaybe-uninitialized]
    377 |   if (free_prev_mem && new_mem != prev_mem)
        |                        ~~~~~~~~^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:305:54: warning: ‘sz_prev_mem’ may be used uninitialized [-Wmaybe-uninitialized]
    305 |     min_new_len = prev_len + len_texp + (sz_prev_mem - prev_xsub_nextLvl);
        |                                         ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:352:13: warning: ‘fstVtxLvl_loc_lid’ may be used uninitialized [-Wmaybe-uninitialized]
    352 |     i = xsub[fstVtxLvl_loc_lid] + len_texp;
        |             ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:449:18: warning: ‘xsub’ may be used uninitialized [-Wmaybe-uninitialized]
    449 |   prev_len = xsub[vtxXp_lid];
        |                  ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:451:6: warning: ‘prev_xsub_nextLvl’ may be used uninitialized [-Wmaybe-uninitialized]
    451 |   if (prev_len + len_texp >= prev_xsub_nextLvl) {
        |      ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:453:54: warning: ‘sz_prev_mem’ may be used uninitialized [-Wmaybe-uninitialized]
    453 |     min_new_len = prev_len + len_texp + (sz_prev_mem - prev_xsub_nextLvl);
        |                                         ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:411:21: warning: ‘prev_mem’ may be used uninitialized [-Wmaybe-uninitialized]
    411 |   int_t  *new_mem, *prev_mem, *xsub, mem_error, sz_prev_mem;
        |                     ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:484:14: warning: ‘new_mem’ may be used uninitialized [-Wmaybe-uninitialized]
    484 |       new_mem[k+1] = SLU_EMPTY;
        |              ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:531:10: warning: ‘prev_mem’ may be used uninitialized [-Wmaybe-uninitialized]
    531 |   int_t *prev_mem, *new_mem;
        |          ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:60:19: warning: ‘prev_len’ may be used uninitialized [-Wmaybe-uninitialized]
     60 |   new_len = alpha * prev_len;
        |             ~~~~~~^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact_util.c:68:8: warning: ‘len_tcopy_fbeg’ may be used uninitialized [-Wmaybe-uninitialized]
     68 |     if (len_tcopy_fbeg != 0)
        |        ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/comm_tree.c:37:21: warning: unused variable ‘root’ [-Wunused-variable]
     37 |           int child,root;
        |                     ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/comm_tree.c:155:15: warning: unused variable ‘error_code’ [-Wunused-variable]
    155 |           int error_code = MPI_Isend( localBuffer, msgSize, tree->type_,
        |               ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/comm_tree.c:256:15: warning: unused variable ‘root’ [-Wunused-variable]
    256 |     int child,root;
        |               ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/comm_tree.c:309:31: warning: unused variable ‘error_code’ [-Wunused-variable]
    309 |                           int error_code = MPI_Isend(localBuffer, msgSize, Tree->type_,
        |                               ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/superlu_grid3d.c:154:13: warning: unused variable ‘error’ [-Wunused-variable]
    154 |         int error = MPI_Cart_create(grid->comm, ndim, dims, periodic, reorder, &superlu3d_comm);
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/superlu_grid3d.c:198:13: warning: unused variable ‘error’ [-Wunused-variable]
    198 |         int error = MPI_Cart_create(grid->comm, ndim, dims, periodic, reorder, &superlu3d_comm);
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/superlu_grid3d.c:88:12: warning: unused variable ‘j’ [-Wunused-variable]
     88 |     int i, j, info;
        |            ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/superlu_grid3d.c:88:9: warning: unused variable ‘i’ [-Wunused-variable]
     88 |     int i, j, info;
        |         ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/superlu_grid3d.c:86:44: warning: unused variable ‘myrow’ [-Wunused-variable]
     86 |     int Np = nprow * npcol * npdep, mycol, myrow;
        |                                            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/superlu_grid3d.c:86:37: warning: unused variable ‘mycol’ [-Wunused-variable]
     86 |     int Np = nprow * npcol * npdep, mycol, myrow;
        |                                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_parmetis.c:559:21: warning: ‘tcolind_send’ may be used uninitialized [-Wmaybe-uninitialized]
    559 |         tcolind_send[sdispls[p]] = nelts;
        |                     ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_parmetis.c:554:21: warning: ‘tcolind_recv’ may be used uninitialized [-Wmaybe-uninitialized]
    554 |         tcolind_recv[ind_rcv] = nelts;
        |                     ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_parmetis.c:689:19: warning: ‘b_colind_t’ may be used uninitialized [-Wmaybe-uninitialized]
    689 |         b_colind_t[num_nz] = k; num_nz ++;
        |                   ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_parmetis.c:891:25: warning: ‘b_colind’ may be used uninitialized [-Wmaybe-uninitialized]
    891 |             b_colind[k] = tcolind_recv[i];
        |             ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/sec_structs.c:178:17: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
    178 |         #pragma omp master
        |                 ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/sec_structs.c:441:17: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
    441 |         #pragma omp master
        |                 ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/sec_structs.c:436:9: warning: variable ‘num_threads’ set but not used [-Wunused-but-set-variable=]
    436 |     int num_threads = 1;
        |         ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_batch.c:56:16: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
     56 |         A[d] = (SuperMatrix *) SparseMatrix_handles[d];
        |                ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_batch.c:87:12: warning: unused variable ‘j’ [-Wunused-variable]
     87 |     int i, j;
        |            ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_batch.c:158:17: warning: ‘dhead’ may be used uninitialized [-Wmaybe-uninitialized]
    158 |                 genmmd_dist_(&ln, b_colptr, b_rowind, perm_c, invp, &delta, dhead,
        |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    159 |                              qsize, llist, marker, &maxint, &nofsub);
        |                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_batch.c:158:17: warning: ‘qsize’ may be used uninitialized [-Wmaybe-uninitialized]
    158 |                 genmmd_dist_(&ln, b_colptr, b_rowind, perm_c, invp, &delta, dhead,
        |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    159 |                              qsize, llist, marker, &maxint, &nofsub);
        |                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_batch.c:158:17: warning: ‘llist’ may be used uninitialized [-Wmaybe-uninitialized]
    158 |                 genmmd_dist_(&ln, b_colptr, b_rowind, perm_c, invp, &delta, dhead,
        |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    159 |                              qsize, llist, marker, &maxint, &nofsub);
        |                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_batch.c:158:17: warning: ‘marker’ may be used uninitialized [-Wmaybe-uninitialized]
    158 |                 genmmd_dist_(&ln, b_colptr, b_rowind, perm_c, invp, &delta, dhead,
        |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    159 |                              qsize, llist, marker, &maxint, &nofsub);
        |                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/get_perm_c_batch.c:158:17: warning: ‘invp’ may be used uninitialized [-Wmaybe-uninitialized]
    158 |                 genmmd_dist_(&ln, b_colptr, b_rowind, perm_c, invp, &delta, dhead,
        |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    159 |                              qsize, llist, marker, &maxint, &nofsub);
        |                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:784:22: warning: ‘i0’ may be used uninitialized [-Wmaybe-uninitialized]
    784 |             if (iperm[i0] != 0) {
        |                      ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:1021:23: warning: ‘jsp’ may be used uninitialized [-Wmaybe-uninitialized]
   1021 |             i0 = jperm[j];
        |                       ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:1023:18: warning: ‘isp’ may be used uninitialized [-Wmaybe-uninitialized]
   1023 |             iperm[i__] = j;
        |                  ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:2130:14: warning: ‘i__’ may be used uninitialized [-Wmaybe-uninitialized]
   2130 |         iperm[i__] = j;
        |              ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:2131:21: warning: ‘ii’ may be used uninitialized [-Wmaybe-uninitialized]
   2131 |         arp[j] = ii - ip[j] + 1;
        |                  ~~~^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:2323:41: warning: ‘i0’ may be used uninitialized [-Wmaybe-uninitialized]
   2323 |             if (iperm[i__] != 0 || iperm[i0] == 0) {
        |                                         ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:2340:24: warning: ‘k0’ may be used uninitialized [-Wmaybe-uninitialized]
   2340 |         for (k = k0; k <= i__2; ++k) {
        |                      ~~^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:2557:18: warning: ‘isp’ may be used uninitialized [-Wmaybe-uninitialized]
   2557 |         i__ = irn[isp];
        |                  ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/mc64ad_dist.c:2559:14: warning: ‘jsp’ may be used uninitialized [-Wmaybe-uninitialized]
   2559 |         jperm[jsp] = isp;
        |              ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/supernodalForest.c:383:32: warning: variable ‘ct’ set but not used [-Wunused-but-set-variable=]
    383 |                     double wt, ct;
        |                                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/supernodalForest.c:1247:23: warning: unused variable ‘kcol’ [-Wunused-variable]
   1247 |                 int_t kcol = PCOL (k, grid);
        |                       ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/supernodalForest.c:1278:19: warning: unused variable ‘kcol’ [-Wunused-variable]
   1278 |             int_t kcol = PCOL (k, grid);
        |                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/supernodalForest.c:1348:19: warning: unused variable ‘kcol’ [-Wunused-variable]
   1348 |             int_t kcol = PCOL (k, grid);
        |                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/supernodalForest.c:1391:23: warning: unused variable ‘kcol’ [-Wunused-variable]
   1391 |                 int_t kcol = PCOL (k, grid);
        |                       ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/supernodalForest.c:1417:15: warning: unused variable ‘idx_n’ [-Wunused-variable]
   1417 |     int_t nb, idx_n, idx_i, lb, lptr1_tmp, ik;
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/supernodalForest.c:1657:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   1657 |     for (int_t k = 0; k < nlb; ++k)
        |     ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dmemory_dist.c:197:17: warning: variable ‘lnzval’ set but not used [-Wunused-but-set-variable=]
    197 |         double* lnzval;
        |                 ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dsp_blas2_dist.c:111:13: warning: variable ‘solve_ops’ set but not used [-Wunused-but-set-variable=]
    111 |     flops_t solve_ops;
        |             ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dsp_blas2_dist.c:408:12: warning: unused variable ‘one’ [-Wunused-variable]
    408 |     double one = 1.0;
        |            ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dsp_blas2_dist.c:402:18: warning: unused variable ‘temp1’ [-Wunused-variable]
    402 |     double temp, temp1;
        |                  ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/trfAux.c:67:17: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
     67 |         #pragma omp master
        |                 ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/trfAux.c:2324:9: warning: unused variable ‘ldu’ [-Wunused-variable]
   2324 |     int ldu;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/trfAux.c:2401:9: warning: unused variable ‘ldu’ [-Wunused-variable]
   2401 |     int ldu;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/trfAux.c:1112:32: warning: ‘tail’ may be used uninitialized [-Wmaybe-uninitialized]
   1112 |                     tail->next = ptr;
        |                     ~~~~~~~~~~~^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/trfAux.c:1125:18: warning: ‘head’ may be used uninitialized [-Wmaybe-uninitialized]
   1125 |             head = ptr->next;
        |             ~~~~~^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/trfAux.c:2206:32: warning: ‘tail’ may be used uninitialized [-Wmaybe-uninitialized]
   2206 |                     tail->next = ptr;
        |                     ~~~~~~~~~~~^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/trfAux.c:2220:18: warning: ‘head’ may be used uninitialized [-Wmaybe-uninitialized]
   2220 |             head = ptr->next;
        |             ~~~~~^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:121:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    121 |     fgets(buf, 100, fp);
        |     ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:125:9: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    125 |         fscanf(fp, "%14c", buf); buf[14] = 0;
        |         ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:133:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    133 |     fscanf(fp, "%3c", type);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:134:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    134 |     fscanf(fp, "%11c", buf); /* pad */
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:140:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    140 |     fscanf(fp, "%14c", buf); *nrow = atoi(buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:141:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    141 |     fscanf(fp, "%14c", buf); *ncol = atoi(buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:142:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    142 |     fscanf(fp, "%14c", buf); *nonz = atoi(buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:143:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    143 |     fscanf(fp, "%14c", buf); tmp = atoi(buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:155:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    155 |     fscanf(fp, "%16c", buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:157:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    157 |     fscanf(fp, "%16c", buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:159:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    159 |     fscanf(fp, "%20c", buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:161:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    161 |     fscanf(fp, "%20c", buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:257:9: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    257 |         fgets(buf, 100, fp);    /* read a line at a time */
        |         ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:277:9: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    277 |         fgets(buf, 100, fp);    /* read a line at a time */
        |         ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadhb.c:184:8: warning: ‘numer_lines’ may be used uninitialized [-Wmaybe-uninitialized]
    184 |     if ( numer_lines ) {
        |        ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:288:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    288 |     fgets(buf, 100, fp);
        |     ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:293:9: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    293 |         fscanf(fp, "%14c", buf); buf[14] = 0;
        |         ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:300:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    300 |     fscanf(fp, "%3c", type);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:301:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    301 |     fscanf(fp, "%11c", buf); /* pad */
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:307:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    307 |     fscanf(fp, "%14c", buf); *nrow = atoi(buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:308:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    308 |     fscanf(fp, "%14c", buf); *ncol = atoi(buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:309:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    309 |     fscanf(fp, "%14c", buf); *nonz = atoi(buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:310:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    310 |     fscanf(fp, "%14c", buf); tmp = atoi(buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:322:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    322 |     fscanf(fp, "%16c", buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:324:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    324 |     fscanf(fp, "%16c", buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:326:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    326 |     fscanf(fp, "%20c", buf);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:143:9: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    143 |         fgets(buf, 100, fp);    /* read a line at a time */
        |         ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadrb.c:164:9: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    164 |         fgets(buf, 100, fp);    /* read a line at a time */
        |         ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadtriple.c:52:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
     52 |     fscanf(fp, "%d%d%d", m, n, nonz);
        |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadtriple.c:82:9: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
     82 |         fscanf(fp, "%d%d%lf\n", &row[nz], &col[nz], &val[nz]);
        |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadtriple.c:176:7: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    176 |       fscanf(fp, "%lf\n", &b[i]);
        |       ^~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx_ABglobal.c:700:27: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
    700 |     if ( options->RowPerm != NO ) {
        |                           ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx_ABglobal.c:936:9: warning: unused variable ‘nsupers’ [-Wunused-variable]
    936 |     int nsupers = Glu_persist->supno[n-1] + 1;
        |         ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx_ABglobal.c:1022:31: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
   1022 |         if ( options->RowPerm != NO ) {
        |                               ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx_ABglobal.c:507:37: warning: unused variable ‘num_mem_usage’ [-Wunused-variable]
    507 |     static superlu_dist_mem_usage_t num_mem_usage, symb_mem_usage;
        |                                     ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx_ABglobal.c:500:49: warning: variable ‘dist_mem_use’ set but not used [-Wunused-but-set-variable=]
    500 |     int_t    i, j, irow, m, n, nnz, permc_spec, dist_mem_use;
        |                                                 ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx_ABglobal.c:919:24: warning: ‘Glu_freeable’ may be used uninitialized [-Wmaybe-uninitialized]
    919 |         dist_mem_use = ddistribute(options, n, &AC, Glu_freeable, LUstruct, grid);
        |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx_ABglobal.c:1068:13: warning: ‘anorm’ may be used uninitialized [-Wmaybe-uninitialized]
   1068 |             pdgsrfs_ABXglobal(options, n, &AC, anorm, LUstruct, grid, B, ldb,
        |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1069 |                               X, ldx, nrhs, berr, stat, info);
        |                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dbinary_io.c:9:13: warning: unused variable ‘j’ [-Wunused-variable]
      9 |     int_t i,j;
        |             ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dbinary_io.c:9:11: warning: unused variable ‘i’ [-Wunused-variable]
      9 |     int_t i,j;
        |           ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dbinary_io.c:10:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
     10 |     fread(n, isize, 1, fp);
        |     ^~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dbinary_io.c:11:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
     11 |     fread(nnz, isize, 1, fp);
        |     ^~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dbinary_io.c:17:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
     17 |     fread(*colptr, isize, (int_t) (*n + 1), fp);
        |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dbinary_io.c:18:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
     18 |     fread(*rowind, isize, (int_t) *nnz, fp);
        |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadtriple_noheader.c:38:30: warning: unused variable ‘lasta’ [-Wunused-variable]
     38 |     int_t    i, j, k, jsize, lasta, nnz, nz, new_nonz, minn = 100;
        |                              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadtriple_noheader.c:110:9: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    110 |         fscanf(fp, "%d%d%lf\n", &row[nz], &col[nz], &val[nz]);
        |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadMM.c:47:11: warning: variable ‘cs’ set but not used [-Wunused-but-set-variable=]
     47 |     char *cs;
        |           ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dreadMM.c:231:13: warning: ‘dreadrhs’ defined but not used [-Wunused-function]
    231 | static void dreadrhs(int m, double *b)
        |             ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:227:11: warning: unused variable ‘nnz’ [-Wunused-variable]
    227 |     int_t nnz = Astore->nnz;
        |           ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:226:9: warning: unused variable ‘n’ [-Wunused-variable]
    226 |     int n = A->nrow;
        |         ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:475:12: warning: unused variable ‘temp’ [-Wunused-variable]
    475 |     double temp;
        |            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:577:22: warning: variable ‘tau’ set but not used [-Wunused-but-set-variable=]
    577 |     double exponent, tau; /* See TOMS paper on ItRef (LAWN165); testing code:
        |                      ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:694:20: warning: unused variable ‘k’ [-Wunused-variable]
    694 |     register int_t k, mycol, r;
        |                    ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:832:18: warning: unused variable ‘k’ [-Wunused-variable]
    832 |     register int k, mycol, r;
        |                  ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:871:13: warning: variable ‘nzval’ set but not used [-Wunused-but-set-variable=]
    871 |     double *nzval;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:867:19: warning: variable ‘r’ set but not used [-Wunused-but-set-variable=]
    867 |     int k, mycol, r, n, nmax;
        |                   ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:866:49: warning: variable ‘nsupr’ set but not used [-Wunused-but-set-variable=]
    866 |     register int c, extra, gb, j, i, lb, nsupc, nsupr, len, nb, ncb;
        |                                                 ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:972:15: warning: unused variable ‘fp’ [-Wunused-variable]
    972 |         FILE *fp;
        |               ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:971:14: warning: unused variable ‘filename’ [-Wunused-variable]
    971 |         char filename[256];
        |              ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:970:13: warning: variable ‘nzval’ set but not used [-Wunused-but-set-variable=]
    970 |     double *nzval;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:968:12: warning: unused variable ‘xsup’ [-Wunused-variable]
    968 |     int_t *xsup = Glu_persist->xsup;
        |            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:967:23: warning: unused variable ‘nmax’ [-Wunused-variable]
    967 |         int_t nnzL, n,nmax,lk;
        |                       ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:967:21: warning: variable ‘n’ set but not used [-Wunused-but-set-variable=]
    967 |         int_t nnzL, n,nmax,lk;
        |                     ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:967:15: warning: variable ‘nnzL’ set but not used [-Wunused-but-set-variable=]
    967 |         int_t nnzL, n,nmax,lk;
        |               ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:966:30: warning: unused variable ‘r’ [-Wunused-variable]
    966 |     register int_t k, mycol, r;
        |                              ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:966:20: warning: unused variable ‘k’ [-Wunused-variable]
    966 |     register int_t k, mycol, r;
        |                    ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:965:56: warning: unused variable ‘len’ [-Wunused-variable]
    965 |     register int c, extra, gb, j, i, lb, nsupc, nsupr, len, nb, ncb;
        |                                                        ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:965:49: warning: unused variable ‘nsupr’ [-Wunused-variable]
    965 |     register int c, extra, gb, j, i, lb, nsupc, nsupr, len, nb, ncb;
        |                                                 ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:965:42: warning: unused variable ‘nsupc’ [-Wunused-variable]
    965 |     register int c, extra, gb, j, i, lb, nsupc, nsupr, len, nb, ncb;
        |                                          ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:965:35: warning: unused variable ‘i’ [-Wunused-variable]
    965 |     register int c, extra, gb, j, i, lb, nsupc, nsupr, len, nb, ncb;
        |                                   ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:965:32: warning: unused variable ‘j’ [-Wunused-variable]
    965 |     register int c, extra, gb, j, i, lb, nsupc, nsupr, len, nb, ncb;
        |                                ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:965:28: warning: unused variable ‘gb’ [-Wunused-variable]
    965 |     register int c, extra, gb, j, i, lb, nsupc, nsupr, len, nb, ncb;
        |                            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1013:15: warning: unused variable ‘fp’ [-Wunused-variable]
   1013 |         FILE *fp;
        |               ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1009:20: warning: unused variable ‘cnt’ [-Wunused-variable]
   1009 |         int_t nmax,cnt;
        |                    ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1120:15: warning: unused variable ‘fp’ [-Wunused-variable]
   1120 |         FILE *fp;
        |               ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1116:20: warning: unused variable ‘cnt’ [-Wunused-variable]
   1116 |         int_t nmax,cnt, jsize;
        |                    ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1273:15: warning: unused variable ‘fp’ [-Wunused-variable]
   1273 |         FILE *fp;
        |               ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1269:20: warning: unused variable ‘cnt’ [-Wunused-variable]
   1269 |         int_t nmax,cnt, isize;
        |                    ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1466:12: warning: unused variable ‘xsup’ [-Wunused-variable]
   1466 |     int_t *xsup = Glu_persist->xsup;
        |            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1463:25: warning: unused variable ‘r’ [-Wunused-variable]
   1463 |     register int myrow, r;
        |                         ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1720:33: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1720 |                                 fread(Lval_buf, sizeof(double), len2, fp); // assume fp will be incremented
        |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dutil_dist.c:1730:33: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1730 |                                 fread(Uval_buf, sizeof(double), lenv, fp); // assume fp will be incremented
        |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:767:53: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
    767 |              (parSymbFact == NO || options->RowPerm != NO) ) {
        |                                                     ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:790:31: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
    790 |         if ( options->RowPerm != NO ) {
        |                               ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:1120:56: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
   1120 |             if ( parSymbFact == NO || options->RowPerm != NO )
        |                                                        ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:1304:39: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
   1304 |                 if ( options->RowPerm != NO )
        |                                       ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:1447:23: warning: unused variable ‘nsupers’ [-Wunused-variable]
   1447 |                 int_t nsupers = getNsupers(n, LUstruct->Glu_persist);
        |                       ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:559:13: warning: unused variable ‘lusup’ [-Wunused-variable]
    559 |     double *lusup;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:558:19: warning: unused variable ‘xsup’ [-Wunused-variable]
    558 |     int_t  *lsub,*xsup;
        |                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:558:13: warning: unused variable ‘lsub’ [-Wunused-variable]
    558 |     int_t  *lsub,*xsup;
        |             ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:557:23: warning: unused variable ‘nsupr’ [-Wunused-variable]
    557 |     int_t lk,k,knsupc,nsupr;
        |                       ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:557:16: warning: unused variable ‘knsupc’ [-Wunused-variable]
    557 |     int_t lk,k,knsupc,nsupr;
        |                ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:557:14: warning: unused variable ‘k’ [-Wunused-variable]
    557 |     int_t lk,k,knsupc,nsupr;
        |              ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:557:11: warning: unused variable ‘lk’ [-Wunused-variable]
    557 |     int_t lk,k,knsupc,nsupr;
        |           ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:556:19: warning: unused variable ‘nsupers_j’ [-Wunused-variable]
    556 |     int_t nsupers,nsupers_j;
        |                   ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:556:11: warning: unused variable ‘nsupers’ [-Wunused-variable]
    556 |     int_t nsupers,nsupers_j;
        |           ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:555:31: warning: unused variable ‘lsum_tot’ [-Wunused-variable]
    555 |     double asum,asum_tot,lsum,lsum_tot;
        |                               ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:555:26: warning: unused variable ‘lsum’ [-Wunused-variable]
    555 |     double asum,asum_tot,lsum,lsum_tot;
        |                          ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:555:17: warning: unused variable ‘asum_tot’ [-Wunused-variable]
    555 |     double asum,asum_tot,lsum,lsum_tot;
        |                 ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:555:12: warning: unused variable ‘asum’ [-Wunused-variable]
    555 |     double asum,asum_tot,lsum,lsum_tot;
        |            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:554:13: warning: unused variable ‘nzval_a’ [-Wunused-variable]
    554 |     double *nzval_a;
        |             ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:553:14: warning: unused variable ‘nnz_tot’ [-Wunused-variable]
    553 |     int_t    nnz_tot;
        |              ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:552:14: warning: variable ‘nnzLU’ set but not used [-Wunused-but-set-variable=]
    552 |     int64_t  nnzLU;
        |              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:543:18: warning: unused variable ‘iam_g’ [-Wunused-variable]
    543 |     int     iam, iam_g;
        |                  ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2306:13: warning: unused variable ‘Pc’ [-Wunused-variable]
   2306 |         int Pc = grid->npcol;
        |             ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2303:13: warning: unused variable ‘mycol’ [-Wunused-variable]
   2303 |         int mycol = MYCOL (iam, grid);
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2348:7: warning: unused variable ‘next_lval’ [-Wunused-variable]
   2348 | int_t next_lval;      /* next available position in nzval[*] */
        |       ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2347:7: warning: unused variable ‘next_lind’ [-Wunused-variable]
   2347 | int_t next_lind;      /* next available position in index[*] */
        |       ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2345:9: warning: unused variable ‘Uindval_loc_bc_cnt’ [-Wunused-variable]
   2345 | int64_t Uindval_loc_bc_cnt=0;
        |         ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2344:26: warning: unused variable ‘Unzval_br_cnt’ [-Wunused-variable]
   2344 | int64_t Unzval_bc_cnt=0, Unzval_br_cnt=0;
        |                          ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2344:9: warning: unused variable ‘Unzval_bc_cnt’ [-Wunused-variable]
   2344 | int64_t Unzval_bc_cnt=0, Unzval_br_cnt=0;
        |         ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2343:27: warning: unused variable ‘Uind_br_cnt’ [-Wunused-variable]
   2343 | int64_t Ucolind_bc_cnt=0, Uind_br_cnt=0;
        |                           ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2343:9: warning: unused variable ‘Ucolind_bc_cnt’ [-Wunused-variable]
   2343 | int64_t Ucolind_bc_cnt=0, Uind_br_cnt=0;
        |         ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2340:9: warning: unused variable ‘usub’ [-Wunused-variable]
   2340 | int_t  *usub,*usub1;
        |         ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2337:5: warning: unused variable ‘mycol’ [-Wunused-variable]
   2337 | int mycol = MYCOL (iam, grid);
        |     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2332:16: warning: unused variable ‘Ucb_indptr’ [-Wunused-variable]
   2332 | Ucb_indptr_t **Ucb_indptr = Llu->Ucb_indptr;/* Vertical linked list pointing to Uindex[] */
        |                ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2331:10: warning: unused variable ‘Ucb_valptr’ [-Wunused-variable]
   2331 | int_t  **Ucb_valptr = Llu->Ucb_valptr;      /* Vertical linked list pointing to Unzval[] */
        |          ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2330:9: warning: unused variable ‘Urbs’ [-Wunused-variable]
   2330 | int_t  *Urbs = Llu->Urbs;
        |         ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2328:51: warning: unused variable ‘jb’ [-Wunused-variable]
   2328 | int_t lk,ik,ub,nub,i,il,gik,k,uptr,jj,ii,fnz,irow,jb;
        |                                                   ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2328:22: warning: unused variable ‘il’ [-Wunused-variable]
   2328 | int_t lk,ik,ub,nub,i,il,gik,k,uptr,jj,ii,fnz,irow,jb;
        |                      ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2328:16: warning: unused variable ‘nub’ [-Wunused-variable]
   2328 | int_t lk,ik,ub,nub,i,il,gik,k,uptr,jj,ii,fnz,irow,jb;
        |                ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2328:13: warning: unused variable ‘ub’ [-Wunused-variable]
   2328 | int_t lk,ik,ub,nub,i,il,gik,k,uptr,jj,ii,fnz,irow,jb;
        |             ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2328:10: warning: unused variable ‘ik’ [-Wunused-variable]
   2328 | int_t lk,ik,ub,nub,i,il,gik,k,uptr,jj,ii,fnz,irow,jb;
        |          ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2327:49: warning: unused variable ‘nrow’ [-Wunused-variable]
   2327 | int_t nsupers,nsupers_j,nsupers_i,ncol,ncol_loc,nrow;
        |                                                 ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2327:40: warning: unused variable ‘ncol_loc’ [-Wunused-variable]
   2327 | int_t nsupers,nsupers_j,nsupers_i,ncol,ncol_loc,nrow;
        |                                        ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2327:35: warning: unused variable ‘ncol’ [-Wunused-variable]
   2327 | int_t nsupers,nsupers_j,nsupers_i,ncol,ncol_loc,nrow;
        |                                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2327:15: warning: variable ‘nsupers_j’ set but not used [-Wunused-but-set-variable=]
   2327 | int_t nsupers,nsupers_j,nsupers_i,ncol,ncol_loc,nrow;
        |               ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2325:9: warning: unused variable ‘nnz_val’ [-Wunused-variable]
   2325 | int64_t nnz_val;
        |         ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2324:17: warning: unused variable ‘nnz_offset’ [-Wunused-variable]
   2324 | int64_t nnz_ind,nnz_offset;
        |                 ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2324:9: warning: unused variable ‘nnz_ind’ [-Wunused-variable]
   2324 | int64_t nnz_ind,nnz_offset;
        |         ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2583:15: warning: unused variable ‘Ucb_valoffset’ [-Wunused-variable]
   2583 |     long int *Ucb_valoffset;
        |               ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2582:13: warning: unused variable ‘Ucb_valdat’ [-Wunused-variable]
   2582 |     int_t  *Ucb_valdat;
        |             ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2581:14: warning: unused variable ‘Ucb_valptr’ [-Wunused-variable]
   2581 |     int_t  **Ucb_valptr = Llu->Ucb_valptr;
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2580:15: warning: unused variable ‘Ucb_indoffset’ [-Wunused-variable]
   2580 |     long int *Ucb_indoffset;
        |               ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2579:19: warning: unused variable ‘Ucb_inddat’ [-Wunused-variable]
   2579 |     Ucb_indptr_t *Ucb_inddat;
        |                   ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2577:15: warning: unused variable ‘Ufstnz_br_offset’ [-Wunused-variable]
   2577 |     long int *Ufstnz_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2576:14: warning: unused variable ‘Ufstnz_br_dat’ [-Wunused-variable]
   2576 |     int_t   *Ufstnz_br_dat;  /* size sum of sizes of Ufstnz_br_ptr[lk])                 */
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2575:18: warning: unused variable ‘Ufstnz_br_ptr’ [-Wunused-variable]
   2575 |         int_t  **Ufstnz_br_ptr=Llu->Ufstnz_br_ptr;  /* size ceil(NSUPERS/Pr) */
        |                  ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2574:19: warning: unused variable ‘Unzval_br_offset’ [-Wunused-variable]
   2574 |         long int *Unzval_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |                   ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2573:17: warning: unused variable ‘Unzval_br_dat’ [-Wunused-variable]
   2573 |         double *Unzval_br_dat;  /* size sum of sizes of Unzval_br_ptr[lk])                 */
        |                 ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2572:18: warning: unused variable ‘Unzval_br_ptr’ [-Wunused-variable]
   2572 |         double **Unzval_br_ptr=Llu->Unzval_br_ptr;  /* size ceil(NSUPERS/Pr) */
        |                  ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2549:28: warning: variable ‘len3’ set but not used [-Wunused-but-set-variable=]
   2549 |     int_t len, len1, len2, len3, nrbl;
        |                            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2546:13: warning: variable ‘lnzval’ set but not used [-Wunused-but-set-variable=]
   2546 |     double *lnzval;
        |             ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2545:12: warning: unused variable ‘usub’ [-Wunused-variable]
   2545 |     int_t *usub;
        |            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2544:20: warning: unused variable ‘Ucb_indptr’ [-Wunused-variable]
   2544 |     Ucb_indptr_t **Ucb_indptr = Llu->Ucb_indptr;/* Vertical linked list pointing to Uindex[] */
        |                    ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2543:13: warning: unused variable ‘Urbs’ [-Wunused-variable]
   2543 |     int_t  *Urbs = Llu->Urbs; /* Number of row blocks in each block column of U. */
        |             ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2539:13: warning: unused variable ‘msgsize’ [-Wunused-variable]
   2539 |         int msgsize;
        |             ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2538:18: warning: unused variable ‘URtree_ptr’ [-Wunused-variable]
   2538 |         C_Tree  *URtree_ptr;              /* size ceil(NSUPERS/Pr)                */
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2537:18: warning: unused variable ‘UBtree_ptr’ [-Wunused-variable]
   2537 |         C_Tree  *UBtree_ptr;       /* size ceil(NSUPERS/Pc)                */
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2536:18: warning: unused variable ‘LRtree_ptr’ [-Wunused-variable]
   2536 |         C_Tree  *LRtree_ptr;              /* size ceil(NSUPERS/Pr)                */
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2535:18: warning: unused variable ‘LBtree_ptr’ [-Wunused-variable]
   2535 |         C_Tree  *LBtree_ptr;       /* size ceil(NSUPERS/Pc)                */
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2533:32: warning: unused variable ‘idx_n’ [-Wunused-variable]
   2533 |     int_t Iactive,gb,pr,pc,nb, idx_n;
        |                                ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2533:28: warning: unused variable ‘nb’ [-Wunused-variable]
   2533 |     int_t Iactive,gb,pr,pc,nb, idx_n;
        |                            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2533:25: warning: unused variable ‘pc’ [-Wunused-variable]
   2533 |     int_t Iactive,gb,pr,pc,nb, idx_n;
        |                         ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2533:22: warning: unused variable ‘pr’ [-Wunused-variable]
   2533 |     int_t Iactive,gb,pr,pc,nb, idx_n;
        |                      ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2533:19: warning: unused variable ‘gb’ [-Wunused-variable]
   2533 |     int_t Iactive,gb,pr,pc,nb, idx_n;
        |                   ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2533:11: warning: unused variable ‘Iactive’ [-Wunused-variable]
   2533 |     int_t Iactive,gb,pr,pc,nb, idx_n;
        |           ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2532:31: warning: unused variable ‘Root’ [-Wunused-variable]
   2532 |     int rank_cnt,rank_cnt_ref,Root;
        |                               ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2532:18: warning: unused variable ‘rank_cnt_ref’ [-Wunused-variable]
   2532 |     int rank_cnt,rank_cnt_ref,Root;
        |                  ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2532:9: warning: unused variable ‘rank_cnt’ [-Wunused-variable]
   2532 |     int rank_cnt,rank_cnt_ref,Root;
        |         ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2531:22: warning: unused variable ‘cscp’ [-Wunused-variable]
   2531 |     superlu_scope_t *cscp = &grid->cscp;
        |                      ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2530:22: warning: unused variable ‘rscp’ [-Wunused-variable]
   2530 |     superlu_scope_t *rscp = &grid->rscp;
        |                      ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2529:10: warning: unused variable ‘ranks’ [-Wunused-variable]
   2529 |     int *ranks;
        |          ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2528:12: warning: unused variable ‘ActiveFlag’ [-Wunused-variable]
   2528 |     int_t *ActiveFlag;
        |            ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2525:9: warning: unused variable ‘nprocs’ [-Wunused-variable]
   2525 |     int nprocs = grid->nprow * grid->npcol;
        |         ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2520:40: warning: unused variable ‘nbg’ [-Wunused-variable]
   2520 |     int   *displs, *recvcounts, count, nbg;
        |                                        ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2520:33: warning: unused variable ‘count’ [-Wunused-variable]
   2520 |     int   *displs, *recvcounts, count, nbg;
        |                                 ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2520:21: warning: unused variable ‘recvcounts’ [-Wunused-variable]
   2520 |     int   *displs, *recvcounts, count, nbg;
        |                     ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2520:12: warning: unused variable ‘displs’ [-Wunused-variable]
   2520 |     int   *displs, *recvcounts, count, nbg;
        |            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2519:29: warning: unused variable ‘ib’ [-Wunused-variable]
   2519 |     int_t idx_i, lptr1_tmp, ib, jb, jj;
        |                             ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2519:18: warning: unused variable ‘lptr1_tmp’ [-Wunused-variable]
   2519 |     int_t idx_i, lptr1_tmp, ib, jb, jj;
        |                  ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2519:11: warning: unused variable ‘idx_i’ [-Wunused-variable]
   2519 |     int_t idx_i, lptr1_tmp, ib, jb, jj;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2518:20: warning: variable ‘lloc’ set but not used [-Wunused-but-set-variable=]
   2518 |     int_t  *lsub, *lloc;
        |                    ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2517:60: warning: unused variable ‘tmpglo’ [-Wunused-variable]
   2517 |     int_t *rowcounts, *colcounts, **rowlists, **collists, *tmpglo;
        |                                                            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2517:49: warning: unused variable ‘collists’ [-Wunused-variable]
   2517 |     int_t *rowcounts, *colcounts, **rowlists, **collists, *tmpglo;
        |                                                 ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2517:37: warning: unused variable ‘rowlists’ [-Wunused-variable]
   2517 |     int_t *rowcounts, *colcounts, **rowlists, **collists, *tmpglo;
        |                                     ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2517:24: warning: unused variable ‘colcounts’ [-Wunused-variable]
   2517 |     int_t *rowcounts, *colcounts, **rowlists, **collists, *tmpglo;
        |                        ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2517:12: warning: unused variable ‘rowcounts’ [-Wunused-variable]
   2517 |     int_t *rowcounts, *colcounts, **rowlists, **collists, *tmpglo;
        |            ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2515:19: warning: unused variable ‘nub’ [-Wunused-variable]
   2515 |     int kr,kc,nlb,nub;
        |                   ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2515:15: warning: unused variable ‘nlb’ [-Wunused-variable]
   2515 |     int kr,kc,nlb,nub;
        |               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:2515:9: warning: variable ‘kr’ set but not used [-Wunused-but-set-variable=]
   2515 |     int kr,kc,nlb,nub;
        |         ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:810:33: warning: ‘a_GA’ may be used uninitialized [-Wmaybe-uninitialized]
    810 |                         iinfo = dldperm_dist(job, m, nnz, colptr, rowind, a_GA,
        |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    811 |                                 perm_r, R1, C1);
        |                                 ~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:1105:26: warning: ‘noDomains’ may be used uninitialized [-Wmaybe-uninitialized]
   1105 |                 flinfo = symbfact_dist(options, nprocs_num, noDomains,
        |                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1106 |                                        A, perm_c, perm_r,
        |                                        ~~~~~~~~~~~~~~~~~~
   1107 |                                        sizes, fstVtxSep, &Pslu_freeable,
        |                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1108 |                                        &(grid->comm), &symb_comm,
        |                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~
   1109 |                                        &symb_mem_usage);
        |                                        ~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:1105:26: warning: ‘nprocs_num’ may be used uninitialized [-Wmaybe-uninitialized]
   1105 |                 flinfo = symbfact_dist(options, nprocs_num, noDomains,
        |                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1106 |                                        A, perm_c, perm_r,
        |                                        ~~~~~~~~~~~~~~~~~~
   1107 |                                        sizes, fstVtxSep, &Pslu_freeable,
        |                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1108 |                                        &(grid->comm), &symb_comm,
        |                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~
   1109 |                                        &symb_mem_usage);
        |                                        ~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:1143:28: warning: ‘Glu_freeable’ may be used uninitialized [-Wmaybe-uninitialized]
   1143 |             dist_mem_use = pddistribute(options, n, A, ScalePermstruct,
        |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1144 |                                       Glu_freeable, LUstruct, grid);
        |                                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:1298:53: warning: ‘flinfo’ may be used uninitialized [-Wmaybe-uninitialized]
   1298 |                 mem_stage[0] = symb_mem_usage.total + (-flinfo);
        |                                ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx.c:1632:13: warning: ‘anorm’ may be used uninitialized [-Wmaybe-uninitialized]
   1632 |             pdgsrfs(options, n, A, anorm, LUstruct, ScalePermstruct, grid,
        |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1633 |                     B, ldb, X, ldx, nrhs, SOLVEstruct1, berr, stat, info);
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/d3DPartition.c:147:73: warning: trigraph ‘??)’ ignored, use ‘-trigraphs’ to enable [-Wtrigraphs]
    147 |                         gemmCsizes[offset] = SUPERLU_MAX(ldts[offset], ???);
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/d3DPartition.c:89:12: warning: unused variable ‘k0’ [-Wunused-variable]
     89 |     int k, k0, k_st, k_end, offset, nsupc, krow, kcol;
        |            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/d3DPartition.c:228:12: warning: unused variable ‘supno’ [-Wunused-variable]
    228 |     int_t *supno = Glu_persist->supno;
        |            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/d3DPartition.c:227:12: warning: unused variable ‘xsup’ [-Wunused-variable]
    227 |     int_t *xsup = Glu_persist->xsup;    /* supernode and column mapping */
        |            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:279:9: warning: variable ‘fill_rcmd’ set but not used [-Wunused-but-set-variable=]
    279 |   int_t fill_rcmd; /* fill ratio */
        |         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:262:38: warning: unused variable ‘mem_glob’ [-Wunused-variable]
    262 |   float stat_loc[23], stat_glob[23], mem_glob[15];
        |                                      ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:262:23: warning: unused variable ‘stat_glob’ [-Wunused-variable]
    262 |   float stat_loc[23], stat_glob[23], mem_glob[15];
        |                       ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:262:9: warning: unused variable ‘stat_loc’ [-Wunused-variable]
    262 |   float stat_loc[23], stat_glob[23], mem_glob[15];
        |         ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:261:29: warning: unused variable ‘nnzLU’ [-Wunused-variable]
    261 |   long long int nnzL, nnzU, nnzLU;
        |                             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:259:63: warning: unused variable ‘szUGr’ [-Wunused-variable]
    259 |   int_t nextl, nextu, neltsZr, neltsTotal, nsuper_loc, szLGr, szUGr;
        |                                                               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:259:56: warning: unused variable ‘szLGr’ [-Wunused-variable]
    259 |   int_t nextl, nextu, neltsZr, neltsTotal, nsuper_loc, szLGr, szUGr;
        |                                                        ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:2265:10: warning: variable ‘sub’ set but not used [-Wunused-but-set-variable=]
   2265 |   int_t *sub, *xsub_rcvd, *xsubPr, *subPr, szsubPr, *p_indsubPr;
        |          ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:2998:26: warning: variable ‘mem_error’ set but not used [-Wunused-but-set-variable=]
   2998 |   int_t *begEndBlks_loc, mem_error;
        |                          ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:3362:52: warning: unused variable ‘usub’ [-Wunused-variable]
   3362 |   int_t *xusubPr, *usubPr, *xlsub, *lsub, *xusub, *usub;
        |                                                    ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4308:31: warning: variable ‘code_err’ set but not used [-Wunused-but-set-variable=]
   4308 |   int_t  vtx_elt, update_loc, code_err;
        |                               ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4304:9: warning: variable ‘nprocsLvl’ set but not used [-Wunused-but-set-variable=]
   4304 |   int   nprocsLvl, rcvdP, p, filledSep_lvl;
        |         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4815:9: warning: variable ‘mem_error’ set but not used [-Wunused-but-set-variable=]
   4815 |   int_t mem_error, lstBlkRcvd;
        |         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4814:37: warning: unused variable ‘snd_vtxLvl’ [-Wunused-variable]
   4814 |   int_t nvtcsLvl_loc, nextl, nextu, snd_vtxLvl, maxNeltsVtx_in;
        |                                     ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4807:26: warning: variable ‘denseSep’ set but not used [-Wunused-but-set-variable=]
   4807 |   int_t fstVtx_loc, vtx, denseSep;
        |                          ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:3410:10: warning: ‘vtx_lid’ may be used uninitialized [-Wmaybe-uninitialized]
   3410 |       if (vtx_lid == lvtx_lid)
        |          ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:3480:15: warning: ‘vtx_loc’ may be used uninitialized [-Wmaybe-uninitialized]
   3480 |       vtx_loc ++;
        |       ~~~~~~~~^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:3481:10: warning: ‘ind_blk’ may be used uninitialized [-Wmaybe-uninitialized]
   3481 |       if (ind_blk != SLU_EMPTY)
        |          ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4062:39: warning: ‘snlid’ may be used uninitialized [-Wmaybe-uninitialized]
   4062 |     i = *p_nextl - Llu_symbfact->xlsub[snlid];
        |                                       ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4134:35: warning: ‘snrep’ may be used uninitialized [-Wmaybe-uninitialized]
   4134 |             CS->snd_vtxinter[lvl] = snrep;
        |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4118:12: warning: ‘prpos’ may be used uninitialized [-Wmaybe-uninitialized]
   4118 |         sub[prpos] = ktemp;
        |            ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:5007:7: warning: ‘lsub_rcvd_sz’ may be used uninitialized [-Wmaybe-uninitialized]
   5007 |       blk_symbfact (A, iam, lvl,
        |       ^~~~~~~~~~~~~~~~~~~~~~~~~~
   5008 |                     szSep, ind_sizes1, ind_sizes2, sizes, fstVtxSep,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5009 |                     fstVtx_loc, fstVtx_blk, lstVtx_blk,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5010 |                     lsub_rcvd, lsub_rcvd_sz, usub_rcvd, usub_rcvd_sz,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5011 |                     Pslu_freeable, Llu_symbfact, VInfo, CS, PS,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5012 |                     marker, p_mark,
        |                     ~~~~~~~~~~~~~~~
   5013 |                     p_nextl, p_nextu, p_neltsZr, p_neltsTotal,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5014 |                     p_nsuper_loc);
        |                     ~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:5007:7: warning: ‘usub_rcvd_sz’ may be used uninitialized [-Wmaybe-uninitialized]
   5007 |       blk_symbfact (A, iam, lvl,
        |       ^~~~~~~~~~~~~~~~~~~~~~~~~~
   5008 |                     szSep, ind_sizes1, ind_sizes2, sizes, fstVtxSep,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5009 |                     fstVtx_loc, fstVtx_blk, lstVtx_blk,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5010 |                     lsub_rcvd, lsub_rcvd_sz, usub_rcvd, usub_rcvd_sz,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5011 |                     Pslu_freeable, Llu_symbfact, VInfo, CS, PS,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5012 |                     marker, p_mark,
        |                     ~~~~~~~~~~~~~~~
   5013 |                     p_nextl, p_nextu, p_neltsZr, p_neltsTotal,
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5014 |                     p_nsuper_loc);
        |                     ~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4649:28: warning: ‘ind2’ may be used uninitialized [-Wmaybe-uninitialized]
   4649 |     MPI_Wait (&(request_rcv[ind2]), status);
        |                            ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4651:8: warning: ‘ind_l’ may be used uninitialized [-Wmaybe-uninitialized]
   4651 |     if (ind1 == ind_l) {
        |        ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:1154:49: warning: ‘ind_ap_d’ may be used uninitialized [-Wmaybe-uninitialized]
   1154 |               avail_pes[ind_ap_d] = p; ind_ap_d ++;
        |                                        ~~~~~~~~~^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:1217:21: warning: ‘begEndBlks_loc’ may be used uninitialized [-Wmaybe-uninitialized]
   1217 |       begEndBlks_loc[ind_blk] = k;
        |                     ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:386:40: warning: ‘AS.x_ainf’ may be used uninitialized [-Wmaybe-uninitialized]
    386 |       Llu_symbfact.xlsub[i] = AS.x_ainf[i] + k;
        |                               ~~~~~~~~~^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:392:41: warning: ‘AS.ind_ainf’ may be used uninitialized [-Wmaybe-uninitialized]
    392 |       Llu_symbfact.lsub[k] = AS.ind_ainf[i];
        |                              ~~~~~~~~~~~^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:385:40: warning: ‘AS.x_asup’ may be used uninitialized [-Wmaybe-uninitialized]
    385 |       Llu_symbfact.xusub[i] = AS.x_asup[i] + j;
        |                               ~~~~~~~~~^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:390:41: warning: ‘AS.ind_asup’ may be used uninitialized [-Wmaybe-uninitialized]
    390 |       Llu_symbfact.usub[j] = AS.ind_asup[i];
        |                              ~~~~~~~~~~~^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4764:55: warning: ‘ind’ may be used uninitialized [-Wmaybe-uninitialized]
   4764 |     MPI_Comm_split ((*symb_comm), col, key, &(commLvls[ind]) );
        |                                                       ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4764:5: warning: ‘col’ may be used uninitialized [-Wmaybe-uninitialized]
   4764 |     MPI_Comm_split ((*symb_comm), col, key, &(commLvls[ind]) );
        |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4764:5: warning: ‘key’ may be used uninitialized [-Wmaybe-uninitialized]
   4764 |     MPI_Comm_split ((*symb_comm), col, key, &(commLvls[ind]) );
        |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:1867:26: warning: ‘lsubPr’ may be used uninitialized [-Wmaybe-uninitialized]
   1867 |   Llu_symbfact->lsubPr   = lsubPr;
        |   ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:1869:26: warning: ‘usubPr’ may be used uninitialized [-Wmaybe-uninitialized]
   1869 |   Llu_symbfact->usubPr   = usubPr;
        |   ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/prec-independent/psymbfact.c:4721:31: warning: ‘ind’ may be used uninitialized [-Wmaybe-uninitialized]
   4721 |     MPI_Comm_free ( &(commLvls[ind]) );
        |                               ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdutil.c:659:32: warning: unused variable ‘ptr_to_dbuf’ [-Wunused-variable]
    659 |     int *itemp, *ptr_to_ibuf, *ptr_to_dbuf;
        |                                ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute-aux3d.c:80:11: warning: unused variable ‘memTRS’ [-Wunused-variable]
     80 |     float memTRS = 0.0;
        |           ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute-aux3d.c:78:11: warning: unused variable ‘dword’ [-Wunused-variable]
     78 |     int_t dword = sizeof(double);
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute-aux3d.c:77:11: warning: unused variable ‘iword’ [-Wunused-variable]
     77 |     int_t iword = sizeof(int_t);
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute-aux3d.c:74:12: warning: unused variable ‘Unnz’ [-Wunused-variable]
     74 |     int_t *Unnz = Llu->Unnz;
        |            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute-aux3d.c:70:13: warning: unused variable ‘Lindval_loc_bc_ptr’ [-Wunused-variable]
     70 |     int_t **Lindval_loc_bc_ptr = Llu->Lindval_loc_bc_ptr;
        |             ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute-aux3d.c:426:29: warning: unused variable ‘lusup’ [-Wunused-variable]
    426 |                     double* lusup = LUstruct->Llu->Lnzval_bc_ptr[lk];
        |                             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:633:18: warning: unused variable ‘Lindval_loc_bc_cnt’ [-Wunused-variable]
    633 |         long int Lindval_loc_bc_cnt=0;
        |                  ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:632:18: warning: unused variable ‘Lnzval_bc_cnt’ [-Wunused-variable]
    632 |         long int Lnzval_bc_cnt=0;
        |                  ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:631:18: warning: unused variable ‘Lrowind_bc_cnt’ [-Wunused-variable]
    631 |         long int Lrowind_bc_cnt=0;
        |                  ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:630:18: warning: unused variable ‘Uinv_bc_cnt’ [-Wunused-variable]
    630 |         long int Uinv_bc_cnt=0;
        |                  ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:629:18: warning: unused variable ‘Linv_bc_cnt’ [-Wunused-variable]
    629 |         long int Linv_bc_cnt=0;
        |                  ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:197:9: warning: unused variable ‘tag’ [-Wunused-variable]
    197 |     int tag;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:195:36: warning: unused variable ‘m’ [-Wunused-variable]
    195 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                                    ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:195:30: warning: unused variable ‘idx_v’ [-Wunused-variable]
    195 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:195:23: warning: unused variable ‘idx_i’ [-Wunused-variable]
    195 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                       ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:195:12: warning: unused variable ‘lptr1_tmp’ [-Wunused-variable]
    195 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |            ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:194:37: warning: unused variable ‘idx_r’ [-Wunused-variable]
    194 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:194:24: warning: unused variable ‘rel’ [-Wunused-variable]
    194 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                        ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:194:16: warning: unused variable ‘il’ [-Wunused-variable]
    194 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:191:25: warning: unused variable ‘SeedSTD_RD’ [-Wunused-variable]
    191 |     double *SeedSTD_BC,*SeedSTD_RD;
        |                         ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:191:13: warning: unused variable ‘SeedSTD_BC’ [-Wunused-variable]
    191 |     double *SeedSTD_BC,*SeedSTD_RD;
        |             ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:189:15: warning: unused variable ‘Uinv_bc_offset’ [-Wunused-variable]
    189 |     long int *Uinv_bc_offset;  /* size ceil(NSUPERS/Pc)     */
        |               ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:188:13: warning: unused variable ‘Uinv_bc_dat’ [-Wunused-variable]
    188 |     double *Uinv_bc_dat;   /* size: sum of sizes of Uinv_bc_ptr[lk]) */
        |             ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:186:15: warning: unused variable ‘Linv_bc_offset’ [-Wunused-variable]
    186 |     long int *Linv_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |               ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:185:13: warning: unused variable ‘Linv_bc_dat’ [-Wunused-variable]
    185 |     double *Linv_bc_dat;   /* size: sum of sizes of Linv_bc_ptr[lk]) */
        |             ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:182:18: warning: unused variable ‘brecv’ [-Wunused-variable]
    182 |     int *frecv, *brecv;
        |                  ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:182:10: warning: unused variable ‘frecv’ [-Wunused-variable]
    182 |     int *frecv, *brecv;
        |          ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:181:10: warning: unused variable ‘mod_bit’ [-Wunused-variable]
    181 |     int *mod_bit;
        |          ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:174:35: warning: unused variable ‘Root’ [-Wunused-variable]
    174 |         int rank_cnt,rank_cnt_ref,Root;
        |                                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:174:22: warning: unused variable ‘rank_cnt_ref’ [-Wunused-variable]
    174 |         int rank_cnt,rank_cnt_ref,Root;
        |                      ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:174:13: warning: unused variable ‘rank_cnt’ [-Wunused-variable]
    174 |         int rank_cnt,rank_cnt_ref,Root;
        |             ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:173:16: warning: unused variable ‘rseed’ [-Wunused-variable]
    173 |         double rseed;
        |                ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:172:17: warning: unused variable ‘nzrows’ [-Wunused-variable]
    172 |         int_t **nzrows;
        |                 ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:171:16: warning: unused variable ‘idxs’ [-Wunused-variable]
    171 |         int_t *idxs;
        |                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:170:14: warning: unused variable ‘ranks’ [-Wunused-variable]
    170 |         int *ranks;
        |              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:169:15: warning: unused variable ‘Iactive’ [-Wunused-variable]
    169 |         int_t Iactive;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:168:16: warning: unused variable ‘ActiveFlagAll’ [-Wunused-variable]
    168 |         int_t *ActiveFlagAll;
        |                ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:167:16: warning: unused variable ‘ActiveFlag’ [-Wunused-variable]
    167 |         int_t *ActiveFlag;
        |                ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:136:14: warning: unused variable ‘Ucb_valcnt’ [-Wunused-variable]
    136 |     long int Ucb_valcnt=0;
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:135:15: warning: unused variable ‘Ucb_valoffset’ [-Wunused-variable]
    135 |     long int *Ucb_valoffset;
        |               ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:134:13: warning: unused variable ‘Ucb_valdat’ [-Wunused-variable]
    134 |     int_t  *Ucb_valdat;
        |             ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:131:14: warning: unused variable ‘Ucb_indcnt’ [-Wunused-variable]
    131 |     long int Ucb_indcnt=0;
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:130:15: warning: unused variable ‘Ucb_indoffset’ [-Wunused-variable]
    130 |     long int *Ucb_indoffset;
        |               ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:129:19: warning: unused variable ‘Ucb_inddat’ [-Wunused-variable]
    129 |     Ucb_indptr_t *Ucb_inddat;
        |                   ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:125:9: warning: unused variable ‘msgsize’ [-Wunused-variable]
    125 |     int msgsize;
        |         ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:123:14: warning: unused variable ‘URtree_ptr’ [-Wunused-variable]
    123 |     C_Tree  *URtree_ptr;  /* size ceil(NSUPERS/Pr)                */
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:122:14: warning: unused variable ‘UBtree_ptr’ [-Wunused-variable]
    122 |     C_Tree  *UBtree_ptr;  /* size ceil(NSUPERS/Pc)                */
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:121:14: warning: unused variable ‘LRtree_ptr’ [-Wunused-variable]
    121 |     C_Tree  *LRtree_ptr;  /* size ceil(NSUPERS/Pr)                */
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:120:14: warning: unused variable ‘LBtree_ptr’ [-Wunused-variable]
    120 |     C_Tree  *LBtree_ptr;  /* size ceil(NSUPERS/Pc)                */
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:119:14: warning: unused variable ‘Ufstnz_br_cnt’ [-Wunused-variable]
    119 |     long int Ufstnz_br_cnt=0;
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:118:15: warning: unused variable ‘Ufstnz_br_offset’ [-Wunused-variable]
    118 |     long int *Ufstnz_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:117:14: warning: unused variable ‘Ufstnz_br_dat’ [-Wunused-variable]
    117 |     int_t   *Ufstnz_br_dat; /* size: sum of sizes of Ufstnz_br_ptr[lk])  */
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:115:14: warning: unused variable ‘Unzval_br_cnt’ [-Wunused-variable]
    115 |     long int Unzval_br_cnt=0;
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:114:15: warning: unused variable ‘Unzval_br_offset’ [-Wunused-variable]
    114 |     long int *Unzval_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:113:13: warning: unused variable ‘Unzval_br_dat’ [-Wunused-variable]
    113 |     double *Unzval_br_dat; /* size: sum of sizes of Unzval_br_ptr[lk]) */
        |             ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:109:15: warning: unused variable ‘Lindval_loc_bc_offset’ [-Wunused-variable]
    109 |     long int *Lindval_loc_bc_offset; /* size ceil(NSUPERS/Pc) */
        |               ^~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:108:12: warning: unused variable ‘Lindval_loc_bc_dat’ [-Wunused-variable]
    108 |     int_t *Lindval_loc_bc_dat; /* size: sum of sizes of Lindval_loc_bc_ptr[lk]) */
        |            ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:106:15: warning: unused variable ‘Lrowind_bc_offset’ [-Wunused-variable]
    106 |     long int *Lrowind_bc_offset;  /* size ceil(NSUPERS/Pc)     */
        |               ^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:105:12: warning: unused variable ‘Lrowind_bc_dat’ [-Wunused-variable]
    105 |     int_t *Lrowind_bc_dat; /* size: sum of sizes of Lrowind_bc_ptr[lk]) */
        |            ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:102:15: warning: unused variable ‘Lnzval_bc_offset’ [-Wunused-variable]
    102 |     long int *Lnzval_bc_offset;  /* size ceil(NSUPERS/Pc)  */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:101:13: warning: unused variable ‘Lnzval_bc_dat’ [-Wunused-variable]
    101 |     double *Lnzval_bc_dat;  /* size: sum of sizes of Lnzval_bc_ptr[lk]) */
        |             ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:76:15: warning: unused variable ‘lib’ [-Wunused-variable]
     76 |         int_t lib;  /* local block row number */
        |               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/ddistribute.c:74:56: warning: unused variable ‘ib’ [-Wunused-variable]
     74 |     int_t bnnz, fsupc, fsupc1, i, ii, irow, istart, j, ib, jb, jj, k, k1,
        |                                                        ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1956:18: warning: unused variable ‘Lindval_loc_bc_cnt’ [-Wunused-variable]
   1956 |         long int Lindval_loc_bc_cnt=0;
        |                  ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1955:18: warning: unused variable ‘Lnzval_bc_cnt’ [-Wunused-variable]
   1955 |         long int Lnzval_bc_cnt=0;
        |                  ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1954:18: warning: unused variable ‘Lrowind_bc_cnt’ [-Wunused-variable]
   1954 |         long int Lrowind_bc_cnt=0;
        |                  ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1953:18: warning: unused variable ‘Uinv_bc_cnt’ [-Wunused-variable]
   1953 |         long int Uinv_bc_cnt=0;
        |                  ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1952:18: warning: unused variable ‘Linv_bc_cnt’ [-Wunused-variable]
   1952 |         long int Linv_bc_cnt=0;
        |                  ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1535:9: warning: unused variable ‘tag’ [-Wunused-variable]
   1535 |     int tag;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1533:36: warning: unused variable ‘m’ [-Wunused-variable]
   1533 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                                    ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1533:30: warning: unused variable ‘idx_v’ [-Wunused-variable]
   1533 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1533:23: warning: unused variable ‘idx_i’ [-Wunused-variable]
   1533 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                       ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1533:12: warning: unused variable ‘lptr1_tmp’ [-Wunused-variable]
   1533 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |            ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1532:37: warning: unused variable ‘idx_r’ [-Wunused-variable]
   1532 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1532:24: warning: unused variable ‘rel’ [-Wunused-variable]
   1532 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                        ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1532:16: warning: unused variable ‘il’ [-Wunused-variable]
   1532 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1529:15: warning: unused variable ‘Uinv_bc_offset’ [-Wunused-variable]
   1529 |     long int *Uinv_bc_offset;  /* size ceil(NSUPERS/Pc)     */
        |               ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1528:17: warning: unused variable ‘Uinv_bc_dat’ [-Wunused-variable]
   1528 |         double *Uinv_bc_dat;  /* size sum of sizes of Uinv_bc_ptr[lk])                 */
        |                 ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1526:15: warning: unused variable ‘Linv_bc_offset’ [-Wunused-variable]
   1526 |     long int *Linv_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |               ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1525:17: warning: unused variable ‘Linv_bc_dat’ [-Wunused-variable]
   1525 |         double *Linv_bc_dat;  /* size sum of sizes of Linv_bc_ptr[lk])                 */
        |                 ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1522:18: warning: unused variable ‘brecv’ [-Wunused-variable]
   1522 |     int *frecv, *brecv;
        |                  ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1522:10: warning: unused variable ‘frecv’ [-Wunused-variable]
   1522 |     int *frecv, *brecv;
        |          ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1521:10: warning: unused variable ‘mod_bit’ [-Wunused-variable]
   1521 |     int *mod_bit;
        |          ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1513:35: warning: unused variable ‘Root’ [-Wunused-variable]
   1513 |         int rank_cnt,rank_cnt_ref,Root;
        |                                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1513:22: warning: unused variable ‘rank_cnt_ref’ [-Wunused-variable]
   1513 |         int rank_cnt,rank_cnt_ref,Root;
        |                      ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1513:13: warning: unused variable ‘rank_cnt’ [-Wunused-variable]
   1513 |         int rank_cnt,rank_cnt_ref,Root;
        |             ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1512:17: warning: unused variable ‘nzrows’ [-Wunused-variable]
   1512 |         int_t **nzrows;
        |                 ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1511:16: warning: unused variable ‘idxs’ [-Wunused-variable]
   1511 |         int_t *idxs;
        |                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1510:14: warning: unused variable ‘ranks’ [-Wunused-variable]
   1510 |         int *ranks;
        |              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1509:15: warning: unused variable ‘Iactive’ [-Wunused-variable]
   1509 |         int_t Iactive;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1508:16: warning: unused variable ‘ActiveFlagAll’ [-Wunused-variable]
   1508 |         int_t *ActiveFlagAll;
        |                ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1507:16: warning: unused variable ‘ActiveFlag’ [-Wunused-variable]
   1507 |         int_t *ActiveFlag;
        |                ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1476:14: warning: unused variable ‘Ucb_valcnt’ [-Wunused-variable]
   1476 |     long int Ucb_valcnt=0;
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1475:15: warning: unused variable ‘Ucb_valoffset’ [-Wunused-variable]
   1475 |     long int *Ucb_valoffset;
        |               ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1474:13: warning: unused variable ‘Ucb_valdat’ [-Wunused-variable]
   1474 |     int_t  *Ucb_valdat;
        |             ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1471:14: warning: unused variable ‘Ucb_indcnt’ [-Wunused-variable]
   1471 |     long int Ucb_indcnt=0;
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1470:15: warning: unused variable ‘Ucb_indoffset’ [-Wunused-variable]
   1470 |     long int *Ucb_indoffset;
        |               ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1469:19: warning: unused variable ‘Ucb_inddat’ [-Wunused-variable]
   1469 |     Ucb_indptr_t *Ucb_inddat;
        |                   ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1465:13: warning: unused variable ‘msgsize’ [-Wunused-variable]
   1465 |         int msgsize;
        |             ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1464:18: warning: unused variable ‘URtree_ptr’ [-Wunused-variable]
   1464 |         C_Tree  *URtree_ptr;              /* size ceil(NSUPERS/Pr)                */
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1463:18: warning: unused variable ‘UBtree_ptr’ [-Wunused-variable]
   1463 |         C_Tree  *UBtree_ptr;       /* size ceil(NSUPERS/Pc)                */
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1462:18: warning: unused variable ‘LRtree_ptr’ [-Wunused-variable]
   1462 |         C_Tree  *LRtree_ptr;              /* size ceil(NSUPERS/Pr)                */
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1461:18: warning: unused variable ‘LBtree_ptr’ [-Wunused-variable]
   1461 |         C_Tree  *LBtree_ptr;       /* size ceil(NSUPERS/Pc)                */
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1459:14: warning: unused variable ‘Ufstnz_br_cnt’ [-Wunused-variable]
   1459 |     long int Ufstnz_br_cnt=0;
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1458:15: warning: unused variable ‘Ufstnz_br_offset’ [-Wunused-variable]
   1458 |     long int *Ufstnz_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1457:14: warning: unused variable ‘Ufstnz_br_dat’ [-Wunused-variable]
   1457 |     int_t   *Ufstnz_br_dat;  /* size sum of sizes of Ufstnz_br_ptr[lk])                 */
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1455:14: warning: unused variable ‘Unzval_br_cnt’ [-Wunused-variable]
   1455 |     long int Unzval_br_cnt=0;
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1454:19: warning: unused variable ‘Unzval_br_offset’ [-Wunused-variable]
   1454 |         long int *Unzval_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |                   ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1453:17: warning: unused variable ‘Unzval_br_dat’ [-Wunused-variable]
   1453 |         double *Unzval_br_dat;  /* size sum of sizes of Unzval_br_ptr[lk])                 */
        |                 ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1449:15: warning: unused variable ‘Lindval_loc_bc_offset’ [-Wunused-variable]
   1449 |     long int *Lindval_loc_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |               ^~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1448:16: warning: unused variable ‘Lindval_loc_bc_dat’ [-Wunused-variable]
   1448 |         int_t *Lindval_loc_bc_dat;  /* size sum of sizes of Lindval_loc_bc_ptr[lk])                 */
        |                ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1445:15: warning: unused variable ‘Lrowind_bc_offset’ [-Wunused-variable]
   1445 |     long int *Lrowind_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |               ^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1444:16: warning: unused variable ‘Lrowind_bc_dat’ [-Wunused-variable]
   1444 |         int_t *Lrowind_bc_dat;  /* size sum of sizes of Lrowind_bc_ptr[lk])                 */
        |                ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1441:15: warning: unused variable ‘Lnzval_bc_offset’ [-Wunused-variable]
   1441 |     long int *Lnzval_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1440:17: warning: unused variable ‘Lnzval_bc_dat’ [-Wunused-variable]
   1440 |         double *Lnzval_bc_dat;  /* size sum of sizes of Lnzval_bc_ptr[lk])                 */
        |                 ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1427:23: warning: unused variable ‘xa_end’ [-Wunused-variable]
   1427 |     int_t *xa_begin, *xa_end;
        |                       ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1427:12: warning: unused variable ‘xa_begin’ [-Wunused-variable]
   1427 |     int_t *xa_begin, *xa_end;
        |            ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1424:19: warning: variable ‘Astore’ set but not used [-Wunused-but-set-variable=]
   1424 |     NRformat_loc *Astore;
        |                   ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1414:15: warning: unused variable ‘lib’ [-Wunused-variable]
   1414 |         int_t lib;  /* local block row number */
        |               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute3d.c:1413:29: warning: unused variable ‘masked’ [-Wunused-variable]
   1413 |           len, len1, nsupc, masked;
        |                             ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:163:16: warning: unused variable ‘t2’ [-Wunused-variable]
    163 |     double t1, t2;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:163:12: warning: unused variable ‘t1’ [-Wunused-variable]
    163 |     double t1, t2;
        |            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:155:42: warning: variable ‘u_diag_cnt’ set but not used [-Wunused-but-set-variable=]
    155 |     int_t i, myrow, krow, j, jfst, jlst, u_diag_cnt;
        |                                          ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:453:44: warning: unused variable ‘one’ [-Wunused-variable]
    453 |             double alpha = -1, zero = 0.0, one = 1.0;
        |                                            ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:412:11: warning: unused variable ‘jlst’ [-Wunused-variable]
    412 |     int_t jlst = FstBlockC(k + 1);
        |           ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:533:11: warning: variable ‘u_diag_cnt’ set but not used [-Wunused-but-set-variable=]
    533 |     int_t u_diag_cnt = 0;
        |           ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:682:11: warning: variable ‘Pr’ set but not used [-Wunused-but-set-variable=]
    682 |     int_t Pr;
        |           ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:677:39: warning: variable ‘u_diag_cnt’ set but not used [-Wunused-but-set-variable=]
    677 |     int_t myrow, krow, j, jfst, jlst, u_diag_cnt;
        |                                       ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:677:33: warning: variable ‘jlst’ set but not used [-Wunused-but-set-variable=]
    677 |     int_t myrow, krow, j, jfst, jlst, u_diag_cnt;
        |                                 ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:677:27: warning: variable ‘jfst’ set but not used [-Wunused-but-set-variable=]
    677 |     int_t myrow, krow, j, jfst, jlst, u_diag_cnt;
        |                           ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:676:9: warning: variable ‘luptr’ set but not used [-Wunused-but-set-variable=]
    676 |     int luptr;
        |         ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:673:9: warning: variable ‘incy’ set but not used [-Wunused-but-set-variable=]
    673 |     int incy = 1;
        |         ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:672:9: warning: variable ‘cols_left’ set but not used [-Wunused-but-set-variable=]
    672 |     int cols_left, iam, pkk;
        |         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf2.c:861:11: warning: unused variable ‘luptr’ [-Wunused-variable]
    861 |     int_t luptr, iukp, rukp;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:85:31: warning: unused variable ‘iam_g’ [-Wunused-variable]
     85 |     int    iam, it, p, procs, iam_g;
        |                               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:84:21: warning: unused variable ‘asum_tot’ [-Wunused-variable]
     84 |         double asum,asum_tot;
        |                     ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:84:16: warning: unused variable ‘asum’ [-Wunused-variable]
     84 |         double asum,asum_tot;
        |                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:75:68: warning: unused variable ‘nnz_tot’ [-Wunused-variable]
     75 |     int_t  i, irow, fst_row, j, jcol, k, gbi, gbj, n, m_loc, jsize,nnz_tot;
        |                                                                    ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:949:18: warning: unused variable ‘Lindval_loc_bc_cnt’ [-Wunused-variable]
    949 |         long int Lindval_loc_bc_cnt=0;
        |                  ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:948:18: warning: unused variable ‘Lnzval_bc_cnt’ [-Wunused-variable]
    948 |         long int Lnzval_bc_cnt=0;
        |                  ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:947:18: warning: unused variable ‘Lrowind_bc_cnt’ [-Wunused-variable]
    947 |         long int Lrowind_bc_cnt=0;
        |                  ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:946:18: warning: unused variable ‘Uinv_bc_cnt’ [-Wunused-variable]
    946 |         long int Uinv_bc_cnt=0;
        |                  ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:945:18: warning: unused variable ‘Linv_bc_cnt’ [-Wunused-variable]
    945 |         long int Linv_bc_cnt=0;
        |                  ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:502:9: warning: unused variable ‘tag’ [-Wunused-variable]
    502 |     int tag;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:500:36: warning: unused variable ‘m’ [-Wunused-variable]
    500 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                                    ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:500:30: warning: unused variable ‘idx_v’ [-Wunused-variable]
    500 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:500:23: warning: unused variable ‘idx_i’ [-Wunused-variable]
    500 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                       ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:500:12: warning: unused variable ‘lptr1_tmp’ [-Wunused-variable]
    500 |     int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |            ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:499:37: warning: unused variable ‘idx_r’ [-Wunused-variable]
    499 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:499:24: warning: unused variable ‘rel’ [-Wunused-variable]
    499 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                        ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:499:16: warning: unused variable ‘il’ [-Wunused-variable]
    499 |     int_t  ik, il, lk, rel, knsupc, idx_r;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:496:25: warning: unused variable ‘SeedSTD_RD’ [-Wunused-variable]
    496 |     double *SeedSTD_BC,*SeedSTD_RD;
        |                         ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:496:13: warning: unused variable ‘SeedSTD_BC’ [-Wunused-variable]
    496 |     double *SeedSTD_BC,*SeedSTD_RD;
        |             ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:495:15: warning: unused variable ‘Uinv_bc_offset’ [-Wunused-variable]
    495 |     long int *Uinv_bc_offset;  /* size ceil(NSUPERS/Pc)     */
        |               ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:494:13: warning: unused variable ‘Uinv_bc_dat’ [-Wunused-variable]
    494 |     double *Uinv_bc_dat;  /* size: sum of sizes of Uinv_bc_ptr[lk]) */
        |             ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:492:15: warning: unused variable ‘Linv_bc_offset’ [-Wunused-variable]
    492 |     long int *Linv_bc_offset;  /* size ceil(NSUPERS/Pc)              */
        |               ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:491:13: warning: unused variable ‘Linv_bc_dat’ [-Wunused-variable]
    491 |     double *Linv_bc_dat;  /* size: sum of sizes of Linv_bc_ptr[lk]) */
        |             ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:488:20: warning: unused variable ‘brecv’ [-Wunused-variable]
    488 |     int   *frecv, *brecv;
        |                    ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:488:12: warning: unused variable ‘frecv’ [-Wunused-variable]
    488 |     int   *frecv, *brecv;
        |            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:487:12: warning: unused variable ‘mod_bit’ [-Wunused-variable]
    487 |     int   *mod_bit;  // Sherry 1/16/2022: changed to 'int'
        |            ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:479:35: warning: unused variable ‘Root’ [-Wunused-variable]
    479 |         int rank_cnt,rank_cnt_ref,Root;
        |                                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:479:22: warning: unused variable ‘rank_cnt_ref’ [-Wunused-variable]
    479 |         int rank_cnt,rank_cnt_ref,Root;
        |                      ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:479:13: warning: unused variable ‘rank_cnt’ [-Wunused-variable]
    479 |         int rank_cnt,rank_cnt_ref,Root;
        |             ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:478:16: warning: unused variable ‘rseed’ [-Wunused-variable]
    478 |         double rseed;
        |                ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:477:17: warning: unused variable ‘nzrows’ [-Wunused-variable]
    477 |         int_t **nzrows;
        |                 ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:476:16: warning: unused variable ‘idxs’ [-Wunused-variable]
    476 |         int_t *idxs;
        |                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:475:14: warning: unused variable ‘ranks’ [-Wunused-variable]
    475 |         int *ranks;
        |              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:474:15: warning: unused variable ‘Iactive’ [-Wunused-variable]
    474 |         int_t Iactive;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:473:16: warning: unused variable ‘ActiveFlagAll’ [-Wunused-variable]
    473 |         int_t *ActiveFlagAll;
        |                ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:472:16: warning: unused variable ‘ActiveFlag’ [-Wunused-variable]
    472 |         int_t *ActiveFlag;
        |                ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:442:14: warning: unused variable ‘Ucb_valcnt’ [-Wunused-variable]
    442 |     long int Ucb_valcnt=0;
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:441:15: warning: unused variable ‘Ucb_valoffset’ [-Wunused-variable]
    441 |     long int *Ucb_valoffset;
        |               ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:440:13: warning: unused variable ‘Ucb_valdat’ [-Wunused-variable]
    440 |     int_t  *Ucb_valdat;
        |             ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:438:14: warning: unused variable ‘Ucb_indcnt’ [-Wunused-variable]
    438 |     long int Ucb_indcnt=0;
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:437:15: warning: unused variable ‘Ucb_indoffset’ [-Wunused-variable]
    437 |     long int *Ucb_indoffset;
        |               ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:436:19: warning: unused variable ‘Ucb_inddat’ [-Wunused-variable]
    436 |     Ucb_indptr_t *Ucb_inddat;
        |                   ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:432:9: warning: unused variable ‘msgsize’ [-Wunused-variable]
    432 |     int msgsize;
        |         ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:431:14: warning: unused variable ‘URtree_ptr’ [-Wunused-variable]
    431 |     C_Tree  *URtree_ptr;  /* size ceil(NSUPERS/Pr) */
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:430:14: warning: unused variable ‘UBtree_ptr’ [-Wunused-variable]
    430 |     C_Tree  *UBtree_ptr;  /* size ceil(NSUPERS/Pc) */
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:429:14: warning: unused variable ‘LRtree_ptr’ [-Wunused-variable]
    429 |     C_Tree  *LRtree_ptr;  /* size ceil(NSUPERS/Pr) */
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:428:14: warning: unused variable ‘LBtree_ptr’ [-Wunused-variable]
    428 |     C_Tree  *LBtree_ptr;  /* size ceil(NSUPERS/Pc) */
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:426:14: warning: unused variable ‘Ufstnz_br_cnt’ [-Wunused-variable]
    426 |     long int Ufstnz_br_cnt=0;
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:425:15: warning: unused variable ‘Ufstnz_br_offset’ [-Wunused-variable]
    425 |     long int *Ufstnz_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:424:14: warning: unused variable ‘Ufstnz_br_dat’ [-Wunused-variable]
    424 |     int_t   *Ufstnz_br_dat;  /* size: sum of sizes of Ufstnz_br_ptr[lk]) */
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:422:14: warning: unused variable ‘Unzval_br_cnt’ [-Wunused-variable]
    422 |     long int Unzval_br_cnt=0;
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:421:15: warning: unused variable ‘Unzval_br_offset’ [-Wunused-variable]
    421 |     long int *Unzval_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:420:13: warning: unused variable ‘Unzval_br_dat’ [-Wunused-variable]
    420 |     double *Unzval_br_dat;  /* size: sum of sizes of Unzval_br_ptr[lk]) */
        |             ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:416:15: warning: unused variable ‘Lindval_loc_bc_offset’ [-Wunused-variable]
    416 |     long int *Lindval_loc_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |               ^~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:415:12: warning: unused variable ‘Lindval_loc_bc_dat’ [-Wunused-variable]
    415 |     int_t *Lindval_loc_bc_dat;  /* size: sum of sizes of Lindval_loc_bc_ptr[lk]) */
        |            ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:413:15: warning: unused variable ‘Lrowind_bc_offset’ [-Wunused-variable]
    413 |     long int *Lrowind_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |               ^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:412:12: warning: unused variable ‘Lrowind_bc_dat’ [-Wunused-variable]
    412 |     int_t *Lrowind_bc_dat;  /* size: sum of sizes of Lrowind_bc_ptr[lk])   */
        |            ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:409:15: warning: unused variable ‘Lnzval_bc_offset’ [-Wunused-variable]
    409 |     long int *Lnzval_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |               ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:408:13: warning: unused variable ‘Lnzval_bc_dat’ [-Wunused-variable]
    408 |     double *Lnzval_bc_dat;  /* size: sum of sizes of Lnzval_bc_ptr[lk])  */
        |             ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:396:23: warning: unused variable ‘xa_end’ [-Wunused-variable]
    396 |     int_t *xa_begin, *xa_end;
        |                       ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:396:12: warning: unused variable ‘xa_begin’ [-Wunused-variable]
    396 |     int_t *xa_begin, *xa_end;
        |            ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:393:19: warning: variable ‘Astore’ set but not used [-Wunused-but-set-variable=]
    393 |     NRformat_loc *Astore;
        |                   ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:383:15: warning: unused variable ‘lib’ [-Wunused-variable]
    383 |         int_t lib;  /* local block row number */
        |               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:381:56: warning: unused variable ‘ib’ [-Wunused-variable]
    381 |     int_t bnnz, fsupc, fsupc1, i, ii, irow, istart, j, ib, jb, jj, k, k1,
        |                                                        ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:177:50: warning: ‘index’ may be used uninitialized [-Wmaybe-uninitialized]
    177 |               if (nnzToSend[p] > 0) ia_send[p] = &index[i];
        |                                                  ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:179:51: warning: ‘nzval’ may be used uninitialized [-Wmaybe-uninitialized]
    179 |               if (nnzToSend[p] > 0) aij_send[p] = &nzval[j];
        |                                                   ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:204:24: warning: ‘ia_send’ may be used uninitialized [-Wmaybe-uninitialized]
    204 |                 ia_send[p][k] = irow;
        |                        ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:203:32: warning: ‘ptr_to_send’ may be used uninitialized [-Wmaybe-uninitialized]
    203 |                 k = ptr_to_send[p];
        |                                ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:206:25: warning: ‘aij_send’ may be used uninitialized [-Wmaybe-uninitialized]
    206 |                 aij_send[p][k] = nzval_a[j];
        |                         ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:86:18: warning: ‘send_req’ may be used uninitialized [-Wmaybe-uninitialized]
     86 |     MPI_Request *send_req;
        |                  ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:209:19: warning: ‘ia’ may be used uninitialized [-Wmaybe-uninitialized]
    209 |                 ia[nnz_loc] = irow;
        |                   ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:210:19: warning: ‘ja’ may be used uninitialized [-Wmaybe-uninitialized]
    210 |                 ja[nnz_loc] = jcol;
        |                   ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pddistribute.c:211:20: warning: ‘aij’ may be used uninitialized [-Wmaybe-uninitialized]
    211 |                 aij[nnz_loc] = nzval_a[j];
        |                    ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dstatic_schedule.c:914:32: warning: ‘tail’ may be used uninitialized [-Wmaybe-uninitialized]
    914 |                     tail->next = ptr;
        |                     ~~~~~~~~~~~^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dstatic_schedule.c:927:18: warning: ‘head’ may be used uninitialized [-Wmaybe-uninitialized]
    927 |             head = ptr->next;
        |             ~~~~~^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsrfs.c:135:11: warning: variable ‘iam’ set but not used [-Wunused-but-set-variable=]
    135 |     int   iam;
        |           ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsrfs.c:492:9: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
    492 |         if (!grid3d->zscp.Iam)
        |         ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:133:16: warning: variable ‘dword’ set but not used [-Wunused-but-set-variable=]
    133 |   int_t iword, dword;
        |                ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:129:62: warning: variable ‘lst_s’ set but not used [-Wunused-but-set-variable=]
    129 |   int_t i, k, j, gb, szsn, gb_n, gb_s, gb_l, fst_s, fst_s_l, lst_s, i_loc;
        |                                                              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1703:12: warning: unused variable ‘Lindval_loc_bc_cnt’ [-Wunused-variable]
   1703 |   long int Lindval_loc_bc_cnt=0;
        |            ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1702:12: warning: unused variable ‘Lnzval_bc_cnt’ [-Wunused-variable]
   1702 |   long int Lnzval_bc_cnt=0;
        |            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1701:12: warning: unused variable ‘Lrowind_bc_cnt’ [-Wunused-variable]
   1701 |   long int Lrowind_bc_cnt=0;
        |            ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1700:12: warning: unused variable ‘Uinv_bc_cnt’ [-Wunused-variable]
   1700 |   long int Uinv_bc_cnt=0;
        |            ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1699:12: warning: unused variable ‘Linv_bc_cnt’ [-Wunused-variable]
   1699 |   long int Linv_bc_cnt=0;
        |            ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1348:34: warning: unused variable ‘m’ [-Wunused-variable]
   1348 |   int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                                  ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1348:28: warning: unused variable ‘idx_v’ [-Wunused-variable]
   1348 |   int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1348:21: warning: unused variable ‘idx_i’ [-Wunused-variable]
   1348 |   int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1348:10: warning: unused variable ‘lptr1_tmp’ [-Wunused-variable]
   1348 |   int_t  lptr1_tmp, idx_i, idx_v,m, uu;
        |          ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1347:35: warning: unused variable ‘idx_r’ [-Wunused-variable]
   1347 |   int_t  ik, il, lk, rel, knsupc, idx_r;
        |                                   ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1347:22: warning: unused variable ‘rel’ [-Wunused-variable]
   1347 |   int_t  ik, il, lk, rel, knsupc, idx_r;
        |                      ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1347:14: warning: unused variable ‘il’ [-Wunused-variable]
   1347 |   int_t  ik, il, lk, rel, knsupc, idx_r;
        |              ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1344:23: warning: unused variable ‘SeedSTD_RD’ [-Wunused-variable]
   1344 |   double *SeedSTD_BC,*SeedSTD_RD;
        |                       ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1344:11: warning: unused variable ‘SeedSTD_BC’ [-Wunused-variable]
   1344 |   double *SeedSTD_BC,*SeedSTD_RD;
        |           ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1342:16: warning: unused variable ‘brecv’ [-Wunused-variable]
   1342 |   int *frecv, *brecv;
        |                ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1342:8: warning: unused variable ‘frecv’ [-Wunused-variable]
   1342 |   int *frecv, *brecv;
        |        ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1341:8: warning: unused variable ‘mod_bit’ [-Wunused-variable]
   1341 |   int *mod_bit;
        |        ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1340:9: warning: unused variable ‘mem_use’ [-Wunused-variable]
   1340 |   float mem_use = 0.0;
        |         ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1335:29: warning: unused variable ‘Root’ [-Wunused-variable]
   1335 |   int rank_cnt,rank_cnt_ref,Root;
        |                             ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1335:16: warning: unused variable ‘rank_cnt_ref’ [-Wunused-variable]
   1335 |   int rank_cnt,rank_cnt_ref,Root;
        |                ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1335:7: warning: unused variable ‘rank_cnt’ [-Wunused-variable]
   1335 |   int rank_cnt,rank_cnt_ref,Root;
        |       ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1334:10: warning: unused variable ‘rseed’ [-Wunused-variable]
   1334 |   double rseed;
        |          ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1333:11: warning: unused variable ‘nzrows’ [-Wunused-variable]
   1333 |   int_t **nzrows;
        |           ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1332:10: warning: unused variable ‘idxs’ [-Wunused-variable]
   1332 |   int_t *idxs;
        |          ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1331:8: warning: unused variable ‘ranks’ [-Wunused-variable]
   1331 |   int *ranks;
        |        ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1330:9: warning: unused variable ‘Iactive’ [-Wunused-variable]
   1330 |   int_t Iactive;
        |         ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1329:10: warning: unused variable ‘ActiveFlagAll’ [-Wunused-variable]
   1329 |   int_t *ActiveFlagAll;
        |          ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1328:10: warning: unused variable ‘ActiveFlag’ [-Wunused-variable]
   1328 |   int_t *ActiveFlag;
        |          ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1299:12: warning: unused variable ‘Ucb_valcnt’ [-Wunused-variable]
   1299 |   long int Ucb_valcnt=0;
        |            ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1298:13: warning: unused variable ‘Ucb_valoffset’ [-Wunused-variable]
   1298 |   long int *Ucb_valoffset;
        |             ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1297:11: warning: unused variable ‘Ucb_valdat’ [-Wunused-variable]
   1297 |   int_t  *Ucb_valdat;
        |           ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1295:12: warning: unused variable ‘Ucb_indcnt’ [-Wunused-variable]
   1295 |   long int Ucb_indcnt=0;
        |            ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1294:13: warning: unused variable ‘Ucb_indoffset’ [-Wunused-variable]
   1294 |   long int *Ucb_indoffset;
        |             ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1293:17: warning: unused variable ‘Ucb_inddat’ [-Wunused-variable]
   1293 |   Ucb_indptr_t *Ucb_inddat;
        |                 ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1289:7: warning: unused variable ‘msgsize’ [-Wunused-variable]
   1289 |   int msgsize;
        |       ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1288:12: warning: unused variable ‘URtree_ptr’ [-Wunused-variable]
   1288 |   C_Tree  *URtree_ptr;   /* size ceil(NSUPERS/Pr)                */
        |            ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1287:12: warning: unused variable ‘UBtree_ptr’ [-Wunused-variable]
   1287 |   C_Tree  *UBtree_ptr;   /* size ceil(NSUPERS/Pc)                */
        |            ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1286:12: warning: unused variable ‘LRtree_ptr’ [-Wunused-variable]
   1286 |   C_Tree  *LRtree_ptr;   /* size ceil(NSUPERS/Pr)                */
        |            ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1285:12: warning: unused variable ‘LBtree_ptr’ [-Wunused-variable]
   1285 |   C_Tree  *LBtree_ptr;   /* size ceil(NSUPERS/Pc)                */
        |            ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1282:12: warning: unused variable ‘Ufstnz_br_cnt’ [-Wunused-variable]
   1282 |   long int Ufstnz_br_cnt=0;
        |            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1281:13: warning: unused variable ‘Ufstnz_br_offset’ [-Wunused-variable]
   1281 |   long int *Ufstnz_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |             ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1280:12: warning: unused variable ‘Ufstnz_br_dat’ [-Wunused-variable]
   1280 |   int_t   *Ufstnz_br_dat;  /* size: sum of sizes of Ufstnz_br_ptr[lk])                 */
        |            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1277:12: warning: unused variable ‘Unzval_br_cnt’ [-Wunused-variable]
   1277 |   long int Unzval_br_cnt=0;
        |            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1276:13: warning: unused variable ‘Unzval_br_offset’ [-Wunused-variable]
   1276 |   long int *Unzval_br_offset;  /* size ceil(NSUPERS/Pr)    */
        |             ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1275:11: warning: unused variable ‘Unzval_br_dat’ [-Wunused-variable]
   1275 |   double *Unzval_br_dat;  /* size: sum of sizes of Unzval_br_ptr[lk])  */
        |           ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1270:13: warning: unused variable ‘Lindval_loc_bc_offset’ [-Wunused-variable]
   1270 |   long int *Lindval_loc_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |             ^~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1269:10: warning: unused variable ‘Lindval_loc_bc_dat’ [-Wunused-variable]
   1269 |   int_t *Lindval_loc_bc_dat;  /* size: sum of sizes of Lindval_loc_bc_ptr[lk])  */
        |          ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1267:13: warning: unused variable ‘Lrowind_bc_offset’ [-Wunused-variable]
   1267 |   long int *Lrowind_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |             ^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1266:11: warning: unused variable ‘Lrowind_bc_dat’ [-Wunused-variable]
   1266 |   int_t  *Lrowind_bc_dat;  /* size: sum of sizes of Lrowind_bc_ptr[lk])  */
        |           ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1263:13: warning: unused variable ‘Lnzval_bc_offset’ [-Wunused-variable]
   1263 |   long int *Lnzval_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |             ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1262:11: warning: unused variable ‘Lnzval_bc_dat’ [-Wunused-variable]
   1262 |   double *Lnzval_bc_dat;  /* size: sum of sizes of Lnzval_bc_ptr[lk])                 */
        |           ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1260:13: warning: unused variable ‘Uinv_bc_offset’ [-Wunused-variable]
   1260 |   long int *Uinv_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |             ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1259:11: warning: unused variable ‘Uinv_bc_dat’ [-Wunused-variable]
   1259 |   double *Uinv_bc_dat;  /* size: sum of sizes of Uinv_bc_ptr[lk])                 */
        |           ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1256:13: warning: unused variable ‘Linv_bc_offset’ [-Wunused-variable]
   1256 |   long int *Linv_bc_offset;  /* size ceil(NSUPERS/Pc)                 */
        |             ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1255:11: warning: unused variable ‘Linv_bc_dat’ [-Wunused-variable]
   1255 |   double *Linv_bc_dat;  /* size: sum of sizes of Linv_bc_ptr[lk])                 */
        |           ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1241:17: warning: unused variable ‘xa’ [-Wunused-variable]
   1241 |   int_t *asub, *xa;
        |                 ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1241:10: warning: unused variable ‘asub’ [-Wunused-variable]
   1241 |   int_t *asub, *xa;
        |          ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1240:11: warning: unused variable ‘a’ [-Wunused-variable]
   1240 |   double *a;
        |           ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1239:17: warning: variable ‘Astore’ set but not used [-Wunused-but-set-variable=]
   1239 |   NRformat_loc *Astore;
        |                 ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1237:32: warning: unused variable ‘kcol’ [-Wunused-variable]
   1237 |   int iam, jbrow, jbcol, jcol, kcol, krow, mycol, myrow, pc, pr, ljb_i, ljb_j, p;
        |                                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1229:9: warning: unused variable ‘lib’ [-Wunused-variable]
   1229 |   int_t lib;  /* local block row number */
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1228:23: warning: unused variable ‘nsupc_gb’ [-Wunused-variable]
   1228 |     len, len1, nsupc, nsupc_gb, ii, nprocs;
        |                       ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1227:46: warning: unused variable ‘ib’ [-Wunused-variable]
   1227 |   int_t bnnz, fsupc, i, irow, istart, j, jb, ib, jj, k, k1,
        |                                              ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1227:31: warning: unused variable ‘istart’ [-Wunused-variable]
   1227 |   int_t bnnz, fsupc, i, irow, istart, j, jb, ib, jj, k, k1,
        |                               ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1227:9: warning: unused variable ‘bnnz’ [-Wunused-variable]
   1227 |   int_t bnnz, fsupc, i, irow, istart, j, jb, ib, jj, k, k1,
        |         ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1225:18: warning: unused variable ‘Glu_freeable_n’ [-Wunused-variable]
   1225 |   Glu_freeable_t Glu_freeable_n;
        |                  ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:457:22: warning: ‘snd_luind’ may be used uninitialized [-Wmaybe-uninitialized]
    457 |             snd_luind[ptrToSend[p]+1] = 0;
        |                      ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1912:22: warning: ‘lsub’ may be used uninitialized [-Wmaybe-uninitialized]
   1912 |           irow = lsub[i];
        |                      ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1925:39: warning: ‘xlsub’ may be used uninitialized [-Wmaybe-uninitialized]
   1925 |       for (i = xlsub[ljb_j]; i < xlsub[ljb_j+1]; i++) {
        |                                       ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1752:14: warning: ‘usub_n’ may be used uninitialized [-Wmaybe-uninitialized]
   1752 |         jcol = usub[i];
        |         ~~~~~^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1750:39: warning: ‘xusub’ may be used uninitialized [-Wmaybe-uninitialized]
   1750 |       for (i = xusub[ljb_i]; i < xusub[ljb_i+1]; i++) {
        |                                       ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:968:16: warning: ‘ia_send’ may be used uninitialized [-Wmaybe-uninitialized]
    968 |         ia_send[p][k] = irow;
        |                ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/include/util_dist.h:51:25: warning: ‘index’ may be used uninitialized [-Wmaybe-uninitialized]
     51 | #define USER_FREE(addr) superlu_free_dist(addr)
        |                         ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1008:7: warning: ‘itemp’ may be used uninitialized [-Wmaybe-uninitialized]
   1008 |       MPI_Recv( itemp, it, mpi_int_t, p, p, grid->comm, &status );
        |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:967:24: warning: ‘ptr_to_send’ may be used uninitialized [-Wmaybe-uninitialized]
    967 |         k = ptr_to_send[p];
        |                        ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:970:17: warning: ‘aij_send’ may be used uninitialized [-Wmaybe-uninitialized]
    970 |         aij_send[p][k] = nzval_a[j];
        |                 ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/include/util_dist.h:51:25: warning: ‘nzval’ may be used uninitialized [-Wmaybe-uninitialized]
     51 | #define USER_FREE(addr) superlu_free_dist(addr)
        |                         ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1010:7: warning: ‘dtemp’ may be used uninitialized [-Wmaybe-uninitialized]
   1010 |       MPI_Recv( dtemp, it, MPI_DOUBLE, p, p+procs,
        |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1011 |                 grid->comm, &status );
        |                 ~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:801:16: warning: ‘send_req’ may be used uninitialized [-Wmaybe-uninitialized]
    801 |   MPI_Request *send_req;
        |                ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1893:49: warning: ‘ainf_colptr’ may be used uninitialized [-Wmaybe-uninitialized]
   1893 |         for (i = ainf_colptr[j]; i < ainf_colptr[j+1]; i++) {
        |                                      ~~~~~~~~~~~^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1894:16: warning: ‘ainf_rowind’ may be used uninitialized [-Wmaybe-uninitialized]
   1894 |           irow = ainf_rowind[i];
        |           ~~~~~^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1724:49: warning: ‘asup_rowptr’ may be used uninitialized [-Wmaybe-uninitialized]
   1724 |         for (i = asup_rowptr[j]; i < asup_rowptr[j+1]; i++) {
        |                                      ~~~~~~~~~~~^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1727:16: warning: ‘asup_colind’ may be used uninitialized [-Wmaybe-uninitialized]
   1727 |           jcol = asup_colind[i];  // upper triangular part
        |           ~~~~~^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1738:37: warning: ‘asup_val’ may be used uninitialized [-Wmaybe-uninitialized]
   1738 |           dense_col[jcol] = asup_val[i];
        |                             ~~~~~~~~^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdsymbfact_distdata.c:1902:39: warning: ‘ainf_val’ may be used uninitialized [-Wmaybe-uninitialized]
   1902 |             dense_col[irow] = ainf_val[i];
        |                               ~~~~~~~~^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsmv.c:44:33: warning: unused variable ‘itemp’ [-Wunused-variable]
     44 |     int_t *extern_start, *spa, *itemp;
        |                                 ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsmv.c:39:23: warning: variable ‘m’ set but not used [-Wunused-but-set-variable=]
     39 |     int_t i, j, k, l, m, m_loc, n, fst_row, jcol;
        |                       ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsmv.c:253:12: warning: unused variable ‘ind_tosend’ [-Wunused-variable]
    253 |     int_t *ind_tosend, *ind_torecv, *ptr_ind_tosend, *ptr_ind_torecv;
        |            ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsmv.c:250:30: warning: variable ‘n’ set but not used [-Wunused-but-set-variable=]
    250 |     int_t i, j, p, m, m_loc, n, fst_row, jcol;
        |                              ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsmv.c:250:20: warning: variable ‘m’ set but not used [-Wunused-but-set-variable=]
    250 |     int_t i, j, p, m, m_loc, n, fst_row, jcol;
        |                    ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:558:13: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
    558 |     #pragma omp master
        |             ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dSchCompUdt-2Ddynamic.c:450:19: warning: unused variable ‘rukp’ [-Wunused-variable]
    450 |             int_t rukp =  Ublock_info[j].rukp;
        |                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dSchCompUdt-2Ddynamic.c:653:21: warning: variable ‘ncols’ set but not used [-Wunused-but-set-variable=]
    653 |                 int ncols;
        |                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dSchCompUdt-2Ddynamic.c:647:23: warning: unused variable ‘rukp’ [-Wunused-variable]
    647 |                 int_t rukp =  Ublock_info[j].rukp;
        |                       ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:360:12: warning: variable ‘schur_flop_counter’ set but not used [-Wunused-but-set-variable=]
    360 |     double schur_flop_counter      = 0.0;
        |            ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:359:12: warning: variable ‘NetSchurUpTimer’ set but not used [-Wunused-but-set-variable=]
    359 |     double NetSchurUpTimer         = 0.0;
        |            ^~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:358:12: warning: unused variable ‘RemainScatterTimer’ [-Wunused-variable]
    358 |     double RemainScatterTimer      = 0.0;
        |            ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:357:12: warning: unused variable ‘RemainGEMM_flops’ [-Wunused-variable]
    357 |     double RemainGEMM_flops        = 0.0;
        |            ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:356:12: warning: unused variable ‘RemainGEMMTimer’ [-Wunused-variable]
    356 |     double RemainGEMMTimer         = 0.0;
        |            ^~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:355:12: warning: variable ‘LookAheadScatterMOP’ set but not used [-Wunused-but-set-variable=]
    355 |     double LookAheadScatterMOP     = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:354:12: warning: unused variable ‘LookAheadScatterTimer’ [-Wunused-variable]
    354 |     double LookAheadScatterTimer   = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:353:12: warning: variable ‘LookAheadGEMMFlOp’ set but not used [-Wunused-but-set-variable=]
    353 |     double LookAheadGEMMFlOp       = 0.0;
        |            ^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:352:12: warning: unused variable ‘LookAheadGEMMTimer’ [-Wunused-variable]
    352 |     double LookAheadGEMMTimer      = 0.0;
        |            ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:351:12: warning: variable ‘GatherMOP’ set but not used [-Wunused-but-set-variable=]
    351 |     double GatherMOP               = 0.0;
        |            ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:350:12: warning: variable ‘GatherUTimer’ set but not used [-Wunused-but-set-variable=]
    350 |     double GatherUTimer             = 0.0;
        |            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:349:12: warning: variable ‘LookAheadRowSepMOP’ set but not used [-Wunused-but-set-variable=]
    349 |     double LookAheadRowSepMOP      = 0.0;
        |            ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:348:12: warning: variable ‘GatherLTimer’ set but not used [-Wunused-but-set-variable=]
    348 |     double GatherLTimer            = 0.0;
        |            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:345:12: warning: unused variable ‘scatterU_mem_op_timer’ [-Wunused-variable]
    345 |     double scatterU_mem_op_timer   = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:344:12: warning: unused variable ‘scatterU_mem_op_counter’ [-Wunused-variable]
    344 |     double scatterU_mem_op_counter = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:343:12: warning: unused variable ‘scatterL_mem_op_timer’ [-Wunused-variable]
    343 |     double scatterL_mem_op_timer   = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:342:12: warning: unused variable ‘scatterL_mem_op_counter’ [-Wunused-variable]
    342 |     double scatterL_mem_op_counter = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:341:12: warning: unused variable ‘scatter_mem_op_timer’ [-Wunused-variable]
    341 |     double scatter_mem_op_timer    = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:340:12: warning: unused variable ‘scatter_mem_op_counter’ [-Wunused-variable]
    340 |     double scatter_mem_op_counter  = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:336:12: warning: variable ‘InitTimer’ set but not used [-Wunused-but-set-variable=]
    336 |     double InitTimer            = 0.0; /* including compute schedule, malloc */
        |            ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:335:12: warning: variable ‘lookaheadupdatetimer’ set but not used [-Wunused-but-set-variable=]
    335 |     double lookaheadupdatetimer = 0.0;
        |            ^~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:334:12: warning: variable ‘pdgstrs2_timer’ set but not used [-Wunused-but-set-variable=]
    334 |     double pdgstrs2_timer       = 0.0;
        |            ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:333:12: warning: variable ‘pdgstrf2_timer’ set but not used [-Wunused-but-set-variable=]
    333 |     double pdgstrf2_timer       = 0.0;
        |            ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:332:12: warning: unused variable ‘schur_flop_timer’ [-Wunused-variable]
    332 |     double schur_flop_timer     = 0.0;
        |            ^~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:329:12: warning: unused variable ‘omp_load_imblc’ [-Wunused-variable]
    329 |     double omp_load_imblc = 0.0;
        |            ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:306:10: warning: unused variable ‘num_child’ [-Wunused-variable]
    306 |     int *num_child;
        |          ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:305:31: warning: unused variable ‘ptr’ [-Wunused-variable]
    305 |     etree_node *head, *tail, *ptr;
        |                               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:305:24: warning: unused variable ‘tail’ [-Wunused-variable]
    305 |     etree_node *head, *tail, *ptr;
        |                        ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:305:17: warning: unused variable ‘head’ [-Wunused-variable]
    305 |     etree_node *head, *tail, *ptr;
        |                 ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:304:68: warning: unused variable ‘rrows’ [-Wunused-variable]
    304 |     int nnodes, *sendcnts, *sdispls, *recvcnts, *rdispls, *srows, *rrows;
        |                                                                    ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:304:60: warning: unused variable ‘srows’ [-Wunused-variable]
    304 |     int nnodes, *sendcnts, *sdispls, *recvcnts, *rdispls, *srows, *rrows;
        |                                                            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:304:50: warning: unused variable ‘rdispls’ [-Wunused-variable]
    304 |     int nnodes, *sendcnts, *sdispls, *recvcnts, *rdispls, *srows, *rrows;
        |                                                  ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:304:39: warning: unused variable ‘recvcnts’ [-Wunused-variable]
    304 |     int nnodes, *sendcnts, *sdispls, *recvcnts, *rdispls, *srows, *rrows;
        |                                       ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:304:29: warning: unused variable ‘sdispls’ [-Wunused-variable]
    304 |     int nnodes, *sendcnts, *sdispls, *recvcnts, *rdispls, *srows, *rrows;
        |                             ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:304:18: warning: unused variable ‘sendcnts’ [-Wunused-variable]
    304 |     int nnodes, *sendcnts, *sdispls, *recvcnts, *rdispls, *srows, *rrows;
        |                  ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:304:9: warning: unused variable ‘nnodes’ [-Wunused-variable]
    304 |     int nnodes, *sendcnts, *sdispls, *recvcnts, *rdispls, *srows, *rrows;
        |         ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:291:11: warning: unused variable ‘edag_supno_l_bytes’ [-Wunused-variable]
    291 |     float edag_supno_l_bytes;
        |           ^~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:290:47: warning: unused variable ‘edag_supno’ [-Wunused-variable]
    290 |         *nnodes_u, *edag_supno_l, *recvbuf, **edag_supno;
        |                                               ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:290:36: warning: unused variable ‘recvbuf’ [-Wunused-variable]
    290 |         *nnodes_u, *edag_supno_l, *recvbuf, **edag_supno;
        |                                    ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:290:21: warning: unused variable ‘edag_supno_l’ [-Wunused-variable]
    290 |         *nnodes_u, *edag_supno_l, *recvbuf, **edag_supno;
        |                     ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:290:10: warning: unused variable ‘nnodes_u’ [-Wunused-variable]
    290 |         *nnodes_u, *edag_supno_l, *recvbuf, **edag_supno;
        |          ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:289:60: warning: unused variable ‘nnodes_l’ [-Wunused-variable]
    289 |         *Lblock, *Lrows, *perm_u, *sf_block, *sf_block_l, *nnodes_l,
        |                                                            ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:289:47: warning: unused variable ‘sf_block_l’ [-Wunused-variable]
    289 |         *Lblock, *Lrows, *perm_u, *sf_block, *sf_block_l, *nnodes_l,
        |                                               ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:289:36: warning: unused variable ‘sf_block’ [-Wunused-variable]
    289 |         *Lblock, *Lrows, *perm_u, *sf_block, *sf_block_l, *nnodes_l,
        |                                    ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:289:19: warning: unused variable ‘Lrows’ [-Wunused-variable]
    289 |         *Lblock, *Lrows, *perm_u, *sf_block, *sf_block_l, *nnodes_l,
        |                   ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:289:10: warning: unused variable ‘Lblock’ [-Wunused-variable]
    289 |         *Lblock, *Lrows, *perm_u, *sf_block, *sf_block_l, *nnodes_l,
        |          ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:288:69: warning: unused variable ‘Urows’ [-Wunused-variable]
    288 |     int_t *etree_supno_l, *etree_supno, *blocks, *blockr, *Ublock, *Urows,
        |                                                                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:288:60: warning: unused variable ‘Ublock’ [-Wunused-variable]
    288 |     int_t *etree_supno_l, *etree_supno, *blocks, *blockr, *Ublock, *Urows,
        |                                                            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:288:51: warning: unused variable ‘blockr’ [-Wunused-variable]
    288 |     int_t *etree_supno_l, *etree_supno, *blocks, *blockr, *Ublock, *Urows,
        |                                                   ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:288:42: warning: unused variable ‘blocks’ [-Wunused-variable]
    288 |     int_t *etree_supno_l, *etree_supno, *blocks, *blockr, *Ublock, *Urows,
        |                                          ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:288:28: warning: unused variable ‘etree_supno’ [-Wunused-variable]
    288 |     int_t *etree_supno_l, *etree_supno, *blocks, *blockr, *Ublock, *Urows,
        |                            ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:288:12: warning: unused variable ‘etree_supno_l’ [-Wunused-variable]
    288 |     int_t *etree_supno_l, *etree_supno, *blocks, *blockr, *Ublock, *Urows,
        |            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:287:58: warning: variable ‘nblocks’ set but not used [-Wunused-but-set-variable=]
    287 |     int ldt, ldu, lead_zero, ncols, ncb, nrb, p, pr, pc, nblocks;
        |                                                          ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:287:54: warning: unused variable ‘pc’ [-Wunused-variable]
    287 |     int ldt, ldu, lead_zero, ncols, ncb, nrb, p, pr, pc, nblocks;
        |                                                      ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:287:50: warning: unused variable ‘pr’ [-Wunused-variable]
    287 |     int ldt, ldu, lead_zero, ncols, ncb, nrb, p, pr, pc, nblocks;
        |                                                  ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:287:47: warning: unused variable ‘p’ [-Wunused-variable]
    287 |     int ldt, ldu, lead_zero, ncols, ncb, nrb, p, pr, pc, nblocks;
        |                                               ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:274:13: warning: unused variable ‘ucol’ [-Wunused-variable]
    274 |     double *ucol;
        |             ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:273:13: warning: unused variable ‘nzval’ [-Wunused-variable]
    273 |     double *nzval;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:263:26: warning: unused variable ‘yourcol’ [-Wunused-variable]
    263 |     int iam, kcol, krow, yourcol, mycol, myrow, pi, pj;
        |                          ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:261:37: warning: unused variable ‘lib’ [-Wunused-variable]
    261 |     int jb, ljb, nsupc, knsupc, lb, lib;
        |                                     ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:260:34: warning: unused variable ‘iu’ [-Wunused-variable]
    260 |         nlb, nub, rel, rukp, il, iu;
        |                                  ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:260:30: warning: unused variable ‘il’ [-Wunused-variable]
    260 |         nlb, nub, rel, rukp, il, iu;
        |                              ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:260:19: warning: unused variable ‘rel’ [-Wunused-variable]
    260 |         nlb, nub, rel, rukp, il, iu;
        |                   ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:259:49: warning: unused variable ‘luptrj’ [-Wunused-variable]
    259 |         ldv, lptr, lptr0, lptrj, luptr, luptr0, luptrj,
        |                                                 ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:259:27: warning: unused variable ‘lptrj’ [-Wunused-variable]
    259 |         ldv, lptr, lptr0, lptrj, luptr, luptr0, luptrj,
        |                           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:259:9: warning: unused variable ‘ldv’ [-Wunused-variable]
    259 |         ldv, lptr, lptr0, lptrj, luptr, luptr0, luptrj,
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:258:34: warning: unused variable ‘it’ [-Wunused-variable]
    258 |     int_t fnz, i, ib, ijb, ilst, it, iukp, jj, klst,
        |                                  ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:258:28: warning: unused variable ‘ilst’ [-Wunused-variable]
    258 |     int_t fnz, i, ib, ijb, ilst, it, iukp, jj, klst,
        |                            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:258:23: warning: unused variable ‘ijb’ [-Wunused-variable]
    258 |     int_t fnz, i, ib, ijb, ilst, it, iukp, jj, klst,
        |                       ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf.c:258:11: warning: unused variable ‘fnz’ [-Wunused-variable]
    258 |     int_t fnz, i, ib, ijb, ilst, it, iukp, jj, klst,
        |           ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsmv_AXglobal.c:307:13: warning: ‘dPrintMSRmatrix’ defined but not used [-Wunused-function]
    307 | static void dPrintMSRmatrix
        |             ^~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgsmv_AXglobal.c:185:8: warning: ‘N_update’ may be used uninitialized [-Wmaybe-uninitialized]
    185 |     if ( !N_update ) return;
        |        ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:122:11: warning: variable ‘cs’ set but not used [-Wunused-but-set-variable=]
    122 |     char *cs;
        |           ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:398:9: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
    398 | #pragma omp master
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:363:16: warning: unused variable ‘t’ [-Wunused-variable]
    363 |         double t;
        |                ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:361:20: warning: unused variable ‘status’ [-Wunused-variable]
    361 |         MPI_Status status, *status_send, *status_recv;
        |                    ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:360:28: warning: unused variable ‘req_d’ [-Wunused-variable]
    360 |         MPI_Request req_i, req_d, *req_send, *req_recv;
        |                            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:360:21: warning: unused variable ‘req_i’ [-Wunused-variable]
    360 |         MPI_Request req_i, req_d, *req_send, *req_recv;
        |                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:357:55: warning: unused variable ‘nbrow’ [-Wunused-variable]
    357 |     int_t  i, ii, irow, gbi, j, jj, k, knsupc, l, lk, nbrow;
        |                                                       ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:655:9: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
    655 | #pragma omp master
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:620:20: warning: unused variable ‘status’ [-Wunused-variable]
    620 |         MPI_Status status, *status_send, *status_recv;
        |                    ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:619:28: warning: unused variable ‘req_d’ [-Wunused-variable]
    619 |         MPI_Request req_i, req_d, *req_send, *req_recv;
        |                            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:619:21: warning: unused variable ‘req_i’ [-Wunused-variable]
    619 |         MPI_Request req_i, req_d, *req_send, *req_recv;
        |                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:609:20: warning: variable ‘supno’ set but not used [-Wunused-but-set-variable=]
    609 |     int_t  *xsup, *supno;
        |                    ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:2125:9: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
   2125 | #pragma omp master
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:2194:9: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
   2194 | #pragma omp master
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:2726:9: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
   2726 | #pragma omp master
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:2820:9: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
   2820 | #pragma omp master
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:2880:9: warning: ‘master’ construct deprecated since OpenMP 5.1, use ‘masked’ [-Wdeprecated-openmp]
   2880 | #pragma omp master
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1168:20: warning: unused variable ‘cnt2’ [-Wunused-variable]
   1168 |         int_t cnt1,cnt2;
        |                    ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1168:15: warning: unused variable ‘cnt1’ [-Wunused-variable]
   1168 |         int_t cnt1,cnt2;
        |               ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1163:14: warning: unused variable ‘empty’ [-Wunused-variable]
   1163 |     yes_no_t empty;
        |              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1161:11: warning: unused variable ‘ready’ [-Wunused-variable]
   1161 |     int_t ready;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1160:36: warning: unused variable ‘m’ [-Wunused-variable]
   1160 |     int_t  lptr1_tmp, idx_i, idx_v,m;
        |                                    ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1160:30: warning: unused variable ‘idx_v’ [-Wunused-variable]
   1160 |     int_t  lptr1_tmp, idx_i, idx_v,m;
        |                              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1160:23: warning: unused variable ‘idx_i’ [-Wunused-variable]
   1160 |     int_t  lptr1_tmp, idx_i, idx_v,m;
        |                       ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1160:12: warning: unused variable ‘lptr1_tmp’ [-Wunused-variable]
   1160 |     int_t  lptr1_tmp, idx_i, idx_v,m;
        |            ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1159:47: warning: unused variable ‘iknsupc’ [-Wunused-variable]
   1159 |     int_t  ik, rel, idx_r, jb, nrbl, irow, pc,iknsupc;
        |                                               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1159:44: warning: unused variable ‘pc’ [-Wunused-variable]
   1159 |     int_t  ik, rel, idx_r, jb, nrbl, irow, pc,iknsupc;
        |                                            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1159:38: warning: unused variable ‘irow’ [-Wunused-variable]
   1159 |     int_t  ik, rel, idx_r, jb, nrbl, irow, pc,iknsupc;
        |                                      ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1159:32: warning: unused variable ‘nrbl’ [-Wunused-variable]
   1159 |     int_t  ik, rel, idx_r, jb, nrbl, irow, pc,iknsupc;
        |                                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1159:28: warning: unused variable ‘jb’ [-Wunused-variable]
   1159 |     int_t  ik, rel, idx_r, jb, nrbl, irow, pc,iknsupc;
        |                            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1159:21: warning: unused variable ‘idx_r’ [-Wunused-variable]
   1159 |     int_t  ik, rel, idx_r, jb, nrbl, irow, pc,iknsupc;
        |                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1159:16: warning: unused variable ‘rel’ [-Wunused-variable]
   1159 |     int_t  ik, rel, idx_r, jb, nrbl, irow, pc,iknsupc;
        |                ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1159:12: warning: unused variable ‘ik’ [-Wunused-variable]
   1159 |     int_t  ik, rel, idx_r, jb, nrbl, irow, pc,iknsupc;
        |            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1158:9: warning: unused variable ‘nbrow’ [-Wunused-variable]
   1158 |     int nbrow;
        |         ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1157:14: warning: unused variable ‘startforward’ [-Wunused-variable]
   1157 |     yes_no_t startforward;
        |              ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1156:14: warning: unused variable ‘done’ [-Wunused-variable]
   1156 |     yes_no_t done;
        |              ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1154:9: warning: unused variable ‘Nwork’ [-Wunused-variable]
   1154 |     int Nwork;
        |         ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1146:11: warning: unused variable ‘msgcnt’ [-Wunused-variable]
   1146 |     int_t msgcnt[4]; /* Count the size of the message xfer'd in each buffer:
        |           ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1143:24: warning: unused variable ‘msg_cnt’ [-Wunused-variable]
   1143 |     float msg_vol = 0, msg_cnt = 0;
        |                        ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1143:11: warning: unused variable ‘msg_vol’ [-Wunused-variable]
   1143 |     float msg_vol = 0, msg_cnt = 0;
        |           ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1142:20: warning: unused variable ‘t3’ [-Wunused-variable]
   1142 |     double t1, t2, t3;
        |                    ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1142:16: warning: unused variable ‘t2’ [-Wunused-variable]
   1142 |     double t1, t2, t3;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1142:12: warning: unused variable ‘t1’ [-Wunused-variable]
   1142 |     double t1, t2, t3;
        |            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1139:11: warning: unused variable ‘tmpresult’ [-Wunused-variable]
   1139 |     int_t tmpresult;
        |           ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1138:15: warning: unused variable ‘pad’ [-Wunused-variable]
   1138 |     int INFO, pad;
        |               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1138:9: warning: unused variable ‘INFO’ [-Wunused-variable]
   1138 |     int INFO, pad;
        |         ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1137:10: warning: unused variable ‘mod_bit’ [-Wunused-variable]
   1137 |     int *mod_bit = Llu->mod_bit; /* flag contribution from each row block */
        |          ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1135:22: warning: unused variable ‘fnz’ [-Wunused-variable]
   1135 |     int_t gik,iklrow,fnz;
        |                      ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1135:15: warning: unused variable ‘iklrow’ [-Wunused-variable]
   1135 |     int_t gik,iklrow,fnz;
        |               ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1135:11: warning: unused variable ‘gik’ [-Wunused-variable]
   1135 |     int_t gik,iklrow,fnz;
        |           ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1130:28: warning: variable ‘t’ set but not used [-Wunused-but-set-variable=]
   1130 |     double t1_sol, t2_sol, t;
        |                            ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1130:20: warning: unused variable ‘t2_sol’ [-Wunused-variable]
   1130 |     double t1_sol, t2_sol, t;
        |                    ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1129:11: warning: unused variable ‘TAG’ [-Wunused-variable]
   1129 |     int_t TAG;
        |           ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1128:60: warning: unused variable ‘LRTree_finish’ [-Wunused-variable]
   1128 |     int_t *LBTree_active, *LRTree_active, *LBTree_finish, *LRTree_finish, *leafsups, *rootsups;
        |                                                            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1128:44: warning: unused variable ‘LBTree_finish’ [-Wunused-variable]
   1128 |     int_t *LBTree_active, *LRTree_active, *LBTree_finish, *LRTree_finish, *leafsups, *rootsups;
        |                                            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1128:28: warning: unused variable ‘LRTree_active’ [-Wunused-variable]
   1128 |     int_t *LBTree_active, *LRTree_active, *LBTree_finish, *LRTree_finish, *leafsups, *rootsups;
        |                            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1128:12: warning: unused variable ‘LBTree_active’ [-Wunused-variable]
   1128 |     int_t *LBTree_active, *LRTree_active, *LBTree_finish, *LRTree_finish, *leafsups, *rootsups;
        |            ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1127:26: warning: unused variable ‘flag’ [-Wunused-variable]
   1127 |     int_t flagx,flaglsum,flag;
        |                          ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1127:17: warning: unused variable ‘flaglsum’ [-Wunused-variable]
   1127 |     int_t flagx,flaglsum,flag;
        |                 ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1127:11: warning: unused variable ‘flagx’ [-Wunused-variable]
   1127 |     int_t flagx,flaglsum,flag;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1121:12: warning: unused variable ‘bsendx_plist’ [-Wunused-variable]
   1121 |     int  **bsendx_plist = Llu->bsendx_plist;
        |            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1117:12: warning: unused variable ‘msgsize’ [-Wunused-variable]
   1117 |     int_t  msgsize;
        |            ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1116:24: warning: unused variable ‘nroottmp’ [-Wunused-variable]
   1116 |     int  nleaftmp = 0, nroottmp = 0;
        |                        ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1116:10: warning: unused variable ‘nleaftmp’ [-Wunused-variable]
   1116 |     int  nleaftmp = 0, nroottmp = 0;
        |          ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1111:10: warning: unused variable ‘frecv_tmp’ [-Wunused-variable]
   1111 |     int  frecv_tmp;
        |          ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1105:12: warning: unused variable ‘fsendx_plist’ [-Wunused-variable]
   1105 |     int  **fsendx_plist = Llu->fsendx_plist;
        |            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1101:16: warning: unused variable ‘order’ [-Wunused-variable]
   1101 |         int_t *order;
        |                ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1100:16: warning: unused variable ‘fmod_sort’ [-Wunused-variable]
   1100 |         int_t *fmod_sort;
        |                ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1095:12: warning: unused variable ‘tmax’ [-Wunused-variable]
   1095 |     double tmax;
        |            ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1092:21: warning: unused variable ‘gstrs_comm’ [-Wunused-variable]
   1092 |     pxgstrs_comm_t *gstrs_comm = SOLVEstruct->gstrs_comm;
        |                     ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1091:41: warning: unused variable ‘statuslsum’ [-Wunused-variable]
   1091 |     MPI_Status status,status_on,statusx,statuslsum;
        |                                         ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1091:33: warning: unused variable ‘statusx’ [-Wunused-variable]
   1091 |     MPI_Status status,status_on,statusx,statuslsum;
        |                                 ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1091:23: warning: unused variable ‘status_on’ [-Wunused-variable]
   1091 |     MPI_Status status,status_on,statusx,statuslsum;
        |                       ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1090:12: warning: unused variable ‘sum’ [-Wunused-variable]
   1090 |     double sum;
        |            ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1085:26: warning: unused variable ‘pi’ [-Wunused-variable]
   1085 |     int    maxrecvsz, p, pi;
        |                          ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1085:23: warning: unused variable ‘p’ [-Wunused-variable]
   1085 |     int    maxrecvsz, p, pi;
        |                       ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1083:28: warning: unused variable ‘outcount’ [-Wunused-variable]
   1083 |     int    nbtree, nrtree, outcount;
        |                            ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1083:20: warning: variable ‘nrtree’ set but not used [-Wunused-but-set-variable=]
   1083 |     int    nbtree, nrtree, outcount;
        |                    ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1083:12: warning: variable ‘nbtree’ set but not used [-Wunused-but-set-variable=]
   1083 |     int    nbtree, nrtree, outcount;
        |            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1082:27: warning: unused variable ‘nprobe’ [-Wunused-variable]
   1082 |     int    knsupc, nsupr, nprobe;
        |                           ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1079:35: warning: unused variable ‘usub’ [-Wunused-variable]
   1079 |     int_t  *xsup, *supno, *lsub, *usub;
        |                                   ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1078:32: warning: unused variable ‘nub’ [-Wunused-variable]
   1078 |     int_t  nb, nlb,nlb_nodiag, nub, nsupers, nsupers_j, nsupers_i,maxsuper;
        |                                ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1078:20: warning: unused variable ‘nlb_nodiag’ [-Wunused-variable]
   1078 |     int_t  nb, nlb,nlb_nodiag, nub, nsupers, nsupers_j, nsupers_i,maxsuper;
        |                    ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1077:72: warning: unused variable ‘nn’ [-Wunused-variable]
   1077 |     int_t  i, ii, il, j, jj, k, kk, lb, ljb, lk, lib, lptr, luptr, gb, nn;
        |                                                                        ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1077:61: warning: unused variable ‘luptr’ [-Wunused-variable]
   1077 |     int_t  i, ii, il, j, jj, k, kk, lb, ljb, lk, lib, lptr, luptr, gb, nn;
        |                                                             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1077:55: warning: unused variable ‘lptr’ [-Wunused-variable]
   1077 |     int_t  i, ii, il, j, jj, k, kk, lb, ljb, lk, lib, lptr, luptr, gb, nn;
        |                                                       ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1077:41: warning: unused variable ‘ljb’ [-Wunused-variable]
   1077 |     int_t  i, ii, il, j, jj, k, kk, lb, ljb, lk, lib, lptr, luptr, gb, nn;
        |                                         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1077:37: warning: unused variable ‘lb’ [-Wunused-variable]
   1077 |     int_t  i, ii, il, j, jj, k, kk, lb, ljb, lk, lib, lptr, luptr, gb, nn;
        |                                     ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1077:33: warning: unused variable ‘kk’ [-Wunused-variable]
   1077 |     int_t  i, ii, il, j, jj, k, kk, lb, ljb, lk, lib, lptr, luptr, gb, nn;
        |                                 ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1072:13: warning: unused variable ‘Urbs1’ [-Wunused-variable]
   1072 |     int_t  *Urbs1; /* Number of row blocks in each block column of U. */
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1066:14: warning: unused variable ‘Ufstnz_br_ptr’ [-Wunused-variable]
   1066 |     int_t  **Ufstnz_br_ptr = Llu->Ufstnz_br_ptr;
        |              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1061:10: warning: unused variable ‘ipiv’ [-Wunused-variable]
   1061 |     int *ipiv;
        |          ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1057:14: warning: unused variable ‘recvbufall’ [-Wunused-variable]
   1057 |             *recvbufall, *recvbuf_BC_fwd, *recvbuf0, *xin;
        |              ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1056:23: warning: unused variable ‘recvbuf_on’ [-Wunused-variable]
   1056 |     double *recvbuf, *recvbuf_on, *tempv,
        |                       ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1056:13: warning: unused variable ‘recvbuf’ [-Wunused-variable]
   1056 |     double *recvbuf, *recvbuf_on, *tempv,
        |             ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs.c:1055:21: warning: unused variable ‘dest’ [-Wunused-variable]
   1055 |     double *lusup, *dest;
        |                     ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:54:13: warning: unused variable ‘i’ [-Wunused-variable]
     54 |         int i = -(*info);
        |             ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:135:9: warning: unused variable ‘iam’ [-Wunused-variable]
    135 |     int iam = grid->iam;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:129:12: warning: unused variable ‘colind’ [-Wunused-variable]
    129 |     int_t *colind = Astore->colind;
        |            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:128:12: warning: unused variable ‘rowptr’ [-Wunused-variable]
    128 |     int_t *rowptr = Astore->rowptr;
        |            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:127:13: warning: unused variable ‘a’ [-Wunused-variable]
    127 |     double *a = (double *)Astore->nzval;
        |             ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:126:11: warning: unused variable ‘fst_row’ [-Wunused-variable]
    126 |     int_t fst_row = Astore->fst_row;
        |           ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:125:11: warning: unused variable ‘m_loc’ [-Wunused-variable]
    125 |     int_t m_loc = Astore->m_loc;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:166:9: warning: unused variable ‘iam’ [-Wunused-variable]
    166 |     int iam = grid->iam;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:385:11: warning: unused variable ‘nnz_loc’ [-Wunused-variable]
    385 |     int_t nnz_loc = (Astore)->nnz_loc;
        |           ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:381:9: warning: unused variable ‘iam’ [-Wunused-variable]
    381 |     int iam = grid->iam;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:378:12: warning: unused variable ‘etree’ [-Wunused-variable]
    378 |     int_t *etree = LUstruct->etree;
        |            ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:497:26: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
    497 |     if (options->RowPerm != NO)
        |                          ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:489:13: warning: unused variable ‘a_GA’ [-Wunused-variable]
    489 |     double* a_GA = (double *)GAstore->nzval;
        |             ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dssvx3dAux.c:488:11: warning: unused variable ‘nnz’ [-Wunused-variable]
    488 |     int_t nnz = GAstore->nnz;
        |           ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf3d.c:269:9: warning: unused variable ‘superlu_acc_offload’ [-Wunused-variable]
    269 |     int superlu_acc_offload = HyP->superlu_acc_offload;
        |         ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrf3d.c:153:11: warning: unused variable ‘iam’ [-Wunused-variable]
    153 |     int_t iam = grid->iam; // in 2D grid
        |           ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dnrformat_loc3d.c:605:36: warning: unused variable ‘dest’ [-Wunused-variable]
    605 |         int npdep = grid3d->npdep, dest, src, tag;
        |                                    ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dnrformat_loc3d.c:534:28: warning: unused variable ‘num_procs_to_recv’ [-Wunused-variable]
    534 |     int num_procs_to_send, num_procs_to_recv; // persistent across multiple solves
        |                            ^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dnrformat_loc3d.c:534:9: warning: unused variable ‘num_procs_to_send’ [-Wunused-variable]
    534 |     int num_procs_to_send, num_procs_to_recv; // persistent across multiple solves
        |         ^~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dnrformat_loc3d.c:528:9: warning: unused variable ‘m_loc’ [-Wunused-variable]
    528 |     int m_loc           = A3d->m_loc;
        |         ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dnrformat_loc3d.c:262:9: warning: ‘B1’ may be used uninitialized [-Wmaybe-uninitialized]
    262 |         MPI_Gatherv(Btmp, nrhs * A->m_loc, MPI_DOUBLE, B1,
        |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    263 |                     b_counts_int, b_disp,
        |                     ~~~~~~~~~~~~~~~~~~~~~
    264 |                     MPI_DOUBLE, 0, grid3d->zscp.comm);
        |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dnrformat_loc3d.c:755:29: warning: ‘B1’ may be used uninitialized [-Wmaybe-uninitialized]
    755 |                 MPI_Send(B1 + i, nrhs * send_count_list[p],
        |                          ~~~^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:91:9: warning: unused variable ‘test_flag’ [-Wunused-variable]
     91 |     int test_flag;
        |         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:90:16: warning: unused variable ‘status’ [-Wunused-variable]
     90 |     MPI_Status status;
        |                ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:85:51: warning: unused variable ‘lib’ [-Wunused-variable]
     85 |     int_t  i, ii, ik, il, ikcol, irow, j, lb, lk, lib, rel;
        |                                                   ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:280:9: warning: unused variable ‘test_flag’ [-Wunused-variable]
    280 |     int test_flag;
        |         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:279:16: warning: unused variable ‘status’ [-Wunused-variable]
    279 |     MPI_Status status;
        |                ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:268:25: warning: unused variable ‘beta’ [-Wunused-variable]
    268 |     double alpha = 1.0, beta = 0.0;
        |                         ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:484:28: warning: unused variable ‘msg_cnt’ [-Wunused-variable]
    484 |         float msg_vol = 0, msg_cnt = 0;
        |                            ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:484:15: warning: unused variable ‘msg_vol’ [-Wunused-variable]
    484 |         float msg_vol = 0, msg_cnt = 0;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:483:28: warning: unused variable ‘t4’ [-Wunused-variable]
    483 |         double t1, t2, t3, t4;
        |                            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:483:24: warning: unused variable ‘t3’ [-Wunused-variable]
    483 |         double t1, t2, t3, t4;
        |                        ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:483:20: warning: unused variable ‘t2’ [-Wunused-variable]
    483 |         double t1, t2, t3, t4;
        |                    ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:483:16: warning: unused variable ‘t1’ [-Wunused-variable]
    483 |         double t1, t2, t3, t4;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:464:13: warning: variable ‘aln_d’ set but not used [-Wunused-but-set-variable=]
    464 |         int aln_d,aln_i;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:463:15: warning: unused variable ‘dword’ [-Wunused-variable]
    463 |         int_t dword = sizeof (double);
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:462:15: warning: unused variable ‘iword’ [-Wunused-variable]
    462 |         int_t iword = sizeof(int_t);
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:461:15: warning: unused variable ‘luptr’ [-Wunused-variable]
    461 |         int_t luptr;     /* Starting position in lusup[*].                     */
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:458:15: warning: variable ‘ldalsum’ set but not used [-Wunused-but-set-variable=]
    458 |         int_t ldalsum;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:456:25: warning: unused variable ‘idx_lsum1’ [-Wunused-variable]
    456 |         int_t* idx_lsum,idx_lsum1;
        |                         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:456:16: warning: unused variable ‘idx_lsum’ [-Wunused-variable]
    456 |         int_t* idx_lsum,idx_lsum1;
        |                ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:455:18: warning: unused variable ‘LRtree_ptr’ [-Wunused-variable]
    455 |         C_Tree  *LRtree_ptr = Llu->LRtree_ptr;
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:453:18: warning: unused variable ‘done’ [-Wunused-variable]
    453 |         yes_no_t done;
        |                  ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:452:9: warning: unused variable ‘test_flag’ [-Wunused-variable]
    452 |     int test_flag;
        |         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:451:16: warning: unused variable ‘status’ [-Wunused-variable]
    451 |     MPI_Status status;
        |                ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:450:17: warning: unused variable ‘ops_loc’ [-Wunused-variable]
    450 |         flops_t ops_loc=0.0;
        |                 ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:448:79: warning: unused variable ‘idx_l’ [-Wunused-variable]
    448 |         int_t  luptr_tmp,luptr_tmp1,lptr1_tmp,maxrecvsz, idx_i, idx_v,idx_n,  idx_l, fmod_tmp, lbstart,lbend,nn,Nchunk,nlb_loc,remainder;
        |                                                                               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:448:47: warning: unused variable ‘maxrecvsz’ [-Wunused-variable]
    448 |         int_t  luptr_tmp,luptr_tmp1,lptr1_tmp,maxrecvsz, idx_i, idx_v,idx_n,  idx_l, fmod_tmp, lbstart,lbend,nn,Nchunk,nlb_loc,remainder;
        |                                               ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:447:12: warning: unused variable ‘fsendx_plist’ [-Wunused-variable]
    447 |     int  **fsendx_plist = Llu->fsendx_plist;
        |            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:446:11: warning: unused variable ‘frecv’ [-Wunused-variable]
    446 |     int  *frecv = Llu->frecv;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:444:44: warning: unused variable ‘luptr1’ [-Wunused-variable]
    444 |         int_t  *lsub, *lsub1, nlb1, lptr1, luptr1,*lloc;
        |                                            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:444:37: warning: unused variable ‘lptr1’ [-Wunused-variable]
    444 |         int_t  *lsub, *lsub1, nlb1, lptr1, luptr1,*lloc;
        |                                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:444:31: warning: unused variable ‘nlb1’ [-Wunused-variable]
    444 |         int_t  *lsub, *lsub1, nlb1, lptr1, luptr1,*lloc;
        |                               ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:443:67: warning: unused variable ‘lready’ [-Wunused-variable]
    443 |         int_t  i, ii,jj, ik, il, ikcol, irow, j, lb, lk, rel, lib,lready;
        |                                                                   ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:443:63: warning: unused variable ‘lib’ [-Wunused-variable]
    443 |         int_t  i, ii,jj, ik, il, ikcol, irow, j, lb, lk, rel, lib,lready;
        |                                                               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:442:91: warning: unused variable ‘idx_r’ [-Wunused-variable]
    442 |         int    iam, iknsupc, myrow, krow, nbrow, nbrow1, nbrow_ref, nsupr, nsupr1, p, pi, idx_r,m;
        |                                                                                           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:442:87: warning: unused variable ‘pi’ [-Wunused-variable]
    442 |         int    iam, iknsupc, myrow, krow, nbrow, nbrow1, nbrow_ref, nsupr, nsupr1, p, pi, idx_r,m;
        |                                                                                       ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:440:13: warning: unused variable ‘dest’ [-Wunused-variable]
    440 |     double *dest;
        |             ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:438:36: warning: unused variable ‘malpha’ [-Wunused-variable]
    438 |     double alpha = 1.0, beta = 0.0,malpha=-1.0;
        |                                    ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1022:28: warning: unused variable ‘msg_cnt’ [-Wunused-variable]
   1022 |         float msg_vol = 0, msg_cnt = 0;
        |                            ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1022:15: warning: unused variable ‘msg_vol’ [-Wunused-variable]
   1022 |         float msg_vol = 0, msg_cnt = 0;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1021:28: warning: unused variable ‘t4’ [-Wunused-variable]
   1021 |         double t1, t2, t3, t4;
        |                            ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1021:24: warning: unused variable ‘t3’ [-Wunused-variable]
   1021 |         double t1, t2, t3, t4;
        |                        ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1021:20: warning: unused variable ‘t2’ [-Wunused-variable]
   1021 |         double t1, t2, t3, t4;
        |                    ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1021:16: warning: unused variable ‘t1’ [-Wunused-variable]
   1021 |         double t1, t2, t3, t4;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1012:13: warning: variable ‘aln_d’ set but not used [-Wunused-but-set-variable=]
   1012 |         int aln_d,aln_i;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1011:15: warning: unused variable ‘dword’ [-Wunused-variable]
   1011 |         int_t dword = sizeof (double);
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1010:15: warning: unused variable ‘iword’ [-Wunused-variable]
   1010 |         int_t iword = sizeof(int_t);
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1009:15: warning: unused variable ‘luptr’ [-Wunused-variable]
   1009 |         int_t luptr;     /* Starting position in lusup[*].                     */
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1007:15: warning: unused variable ‘nleaf_send_tmp’ [-Wunused-variable]
   1007 |         int_t nleaf_send_tmp;
        |               ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1006:15: warning: variable ‘ldalsum’ set but not used [-Wunused-but-set-variable=]
   1006 |         int_t ldalsum;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1004:25: warning: unused variable ‘idx_lsum1’ [-Wunused-variable]
   1004 |         int_t* idx_lsum,idx_lsum1;
        |                         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1004:16: warning: unused variable ‘idx_lsum’ [-Wunused-variable]
   1004 |         int_t* idx_lsum,idx_lsum1;
        |                ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1001:18: warning: unused variable ‘done’ [-Wunused-variable]
   1001 |         yes_no_t done;
        |                  ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1000:9: warning: unused variable ‘test_flag’ [-Wunused-variable]
   1000 |     int test_flag;
        |         ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:999:16: warning: unused variable ‘status’ [-Wunused-variable]
    999 |     MPI_Status status;
        |                ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:998:17: warning: unused variable ‘ops_loc’ [-Wunused-variable]
    998 |         flops_t ops_loc=0.0;
        |                 ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:995:79: warning: unused variable ‘idx_l’ [-Wunused-variable]
    995 |         int_t  luptr_tmp,luptr_tmp1,lptr1_tmp,maxrecvsz, idx_i, idx_v,idx_n,  idx_l, fmod_tmp, lbstart,lbend,nn,Nchunk,nlb_loc,remainder;
        |                                                                               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:995:47: warning: unused variable ‘maxrecvsz’ [-Wunused-variable]
    995 |         int_t  luptr_tmp,luptr_tmp1,lptr1_tmp,maxrecvsz, idx_i, idx_v,idx_n,  idx_l, fmod_tmp, lbstart,lbend,nn,Nchunk,nlb_loc,remainder;
        |                                               ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:994:12: warning: unused variable ‘fsendx_plist’ [-Wunused-variable]
    994 |     int  **fsendx_plist = Llu->fsendx_plist;
        |            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:993:11: warning: unused variable ‘frecv’ [-Wunused-variable]
    993 |     int  *frecv = Llu->frecv;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:991:44: warning: unused variable ‘luptr1’ [-Wunused-variable]
    991 |         int_t  *lsub, *lsub1, nlb1, lptr1, luptr1,*lloc;
        |                                            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:991:37: warning: unused variable ‘lptr1’ [-Wunused-variable]
    991 |         int_t  *lsub, *lsub1, nlb1, lptr1, luptr1,*lloc;
        |                                     ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:990:67: warning: unused variable ‘lready’ [-Wunused-variable]
    990 |         int_t  i, ii,jj, ik, il, ikcol, irow, j, lb, lk, rel, lib,lready;
        |                                                                   ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:990:63: warning: unused variable ‘lib’ [-Wunused-variable]
    990 |         int_t  i, ii,jj, ik, il, ikcol, irow, j, lb, lk, rel, lib,lready;
        |                                                               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:989:91: warning: unused variable ‘idx_r’ [-Wunused-variable]
    989 |         int    iam, iknsupc, myrow, krow, nbrow, nbrow1, nbrow_ref, nsupr, nsupr1, p, pi, idx_r;
        |                                                                                           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:989:87: warning: unused variable ‘pi’ [-Wunused-variable]
    989 |         int    iam, iknsupc, myrow, krow, nbrow, nbrow1, nbrow_ref, nsupr, nsupr1, p, pi, idx_r;
        |                                                                                       ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:987:13: warning: unused variable ‘dest’ [-Wunused-variable]
    987 |     double *dest;
        |             ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:985:37: warning: unused variable ‘malpha’ [-Wunused-variable]
    985 |     double alpha = 1.0, beta = 0.0, malpha=-1.0;
        |                                     ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1491:57: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   1491 |                                                         for (irow = fnz; irow < iklrow; ++irow)
        |                                                         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1672:49: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   1672 |                                                 for (irow = fnz; irow < iklrow; ++irow)
        |                                                 ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1418:13: warning: variable ‘aln_d’ set but not used [-Wunused-but-set-variable=]
   1418 |         int aln_d,aln_i;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1417:15: warning: unused variable ‘dword’ [-Wunused-variable]
   1417 |         int_t dword = sizeof(double);
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1416:15: warning: unused variable ‘iword’ [-Wunused-variable]
   1416 |         int_t iword = sizeof(int_t);
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1414:28: warning: unused variable ‘msg_cnt’ [-Wunused-variable]
   1414 |         float msg_vol = 0, msg_cnt = 0;
        |                            ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1414:15: warning: unused variable ‘msg_vol’ [-Wunused-variable]
   1414 |         float msg_vol = 0, msg_cnt = 0;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1413:20: warning: unused variable ‘t2’ [-Wunused-variable]
   1413 |         double t1, t2;
        |                    ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1413:16: warning: unused variable ‘t1’ [-Wunused-variable]
   1413 |         double t1, t2;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1412:16: warning: unused variable ‘temp’ [-Wunused-variable]
   1412 |         double temp;
        |                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1406:13: warning: unused variable ‘test_flag’ [-Wunused-variable]
   1406 |         int test_flag;
        |             ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1405:20: warning: unused variable ‘status’ [-Wunused-variable]
   1405 |         MPI_Status status;
        |                    ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1404:18: warning: unused variable ‘URtree_ptr’ [-Wunused-variable]
   1404 |         C_Tree  *URtree_ptr = Llu->URtree_ptr;
        |                  ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1402:18: warning: unused variable ‘bsendx_plist’ [-Wunused-variable]
   1402 |         int    **bsendx_plist = Llu->bsendx_plist;
        |                  ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1401:15: warning: unused variable ‘brecv’ [-Wunused-variable]
   1401 |         int  *brecv = Llu->brecv;
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1393:55: warning: unused variable ‘pi’ [-Wunused-variable]
   1393 |         int    iam, iknsupc, knsupc, myrow, nsupr, p, pi;
        |                                                       ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1887:13: warning: variable ‘aln_d’ set but not used [-Wunused-but-set-variable=]
   1887 |         int aln_d,aln_i;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1886:15: warning: unused variable ‘dword’ [-Wunused-variable]
   1886 |         int_t dword = sizeof (double);
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1885:15: warning: unused variable ‘iword’ [-Wunused-variable]
   1885 |         int_t iword = sizeof(int_t);
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1883:28: warning: unused variable ‘msg_cnt’ [-Wunused-variable]
   1883 |         float msg_vol = 0, msg_cnt = 0;
        |                            ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1883:15: warning: unused variable ‘msg_vol’ [-Wunused-variable]
   1883 |         float msg_vol = 0, msg_cnt = 0;
        |               ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1882:20: warning: unused variable ‘t2’ [-Wunused-variable]
   1882 |         double t1, t2;
        |                    ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1882:16: warning: unused variable ‘t1’ [-Wunused-variable]
   1882 |         double t1, t2;
        |                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1879:16: warning: unused variable ‘temp’ [-Wunused-variable]
   1879 |         double temp;
        |                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1875:13: warning: unused variable ‘test_flag’ [-Wunused-variable]
   1875 |         int test_flag;
        |             ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1874:20: warning: unused variable ‘status’ [-Wunused-variable]
   1874 |         MPI_Status status;
        |                    ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1871:16: warning: unused variable ‘bsendx_plist’ [-Wunused-variable]
   1871 |         int  **bsendx_plist = Llu->bsendx_plist;
        |                ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1870:14: warning: unused variable ‘brecv’ [-Wunused-variable]
   1870 |         int *brecv = Llu->brecv;
        |              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgstrs_lsum.c:1862:55: warning: unused variable ‘pi’ [-Wunused-variable]
   1862 |         int    iam, iknsupc, knsupc, myrow, nsupr, p, pi;
        |                                                       ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:713:64: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
    713 |                         (parSymbFact == NO || options->RowPerm != NO))
        |                                                                ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:843:59: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
    843 |                 if (parSymbFact == NO || options->RowPerm != NO)
        |                                                           ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:1163:46: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
   1163 |                         if (options->RowPerm != NO )
        |                                              ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:1246:27: warning: unused variable ‘nsupers’ [-Wunused-variable]
   1246 |                     int_t nsupers = getNsupers(n, LUstruct->Glu_persist);
        |                           ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:1348:27: warning: unused variable ‘nsupers’ [-Wunused-variable]
   1348 |                     int_t nsupers = getNsupers(n, LUstruct->Glu_persist);
        |                           ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:1595:35: warning: unused variable ‘nsupers’ [-Wunused-variable]
   1595 |                             int_t nsupers = getNsupers(n, LUstruct->Glu_persist);
        |                                   ^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:621:19: warning: unused variable ‘A_orig’ [-Wunused-variable]
    621 |     NRformat_loc *A_orig = A->Store;
        |                   ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:602:9: warning: unused variable ‘ldb3d’ [-Wunused-variable]
    602 |     int ldb3d = ldb;
        |         ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:571:9: warning: unused variable ‘gpu3dVersion’ [-Wunused-variable]
    571 |     int gpu3dVersion = sp_ienv_dist(12, options);
        |         ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:558:25: warning: unused variable ‘b_work’ [-Wunused-variable]
    558 |     double *X, *b_col, *b_work, *x_col;
        |                         ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:557:51: warning: unused variable ‘rowcnd’ [-Wunused-variable]
    557 |     double *C, *R, *C1, *R1, amax, anorm, colcnd, rowcnd;
        |                                                   ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:557:43: warning: unused variable ‘colcnd’ [-Wunused-variable]
    557 |     double *C, *R, *C1, *R1, amax, anorm, colcnd, rowcnd;
        |                                           ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:557:30: warning: unused variable ‘amax’ [-Wunused-variable]
    557 |     double *C, *R, *C1, *R1, amax, anorm, colcnd, rowcnd;
        |                              ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:557:26: warning: unused variable ‘R1’ [-Wunused-variable]
    557 |     double *C, *R, *C1, *R1, amax, anorm, colcnd, rowcnd;
        |                          ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:557:21: warning: unused variable ‘C1’ [-Wunused-variable]
    557 |     double *C, *R, *C1, *R1, amax, anorm, colcnd, rowcnd;
        |                     ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:556:20: warning: unused variable ‘norm’ [-Wunused-variable]
    556 |     char equed[1], norm[1];
        |                    ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:556:10: warning: unused variable ‘equed’ [-Wunused-variable]
    556 |     char equed[1], norm[1];
        |          ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:553:36: warning: unused variable ‘icol’ [-Wunused-variable]
    553 |     int_t nnz_loc, m_loc, fst_row, icol;
        |                                    ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:551:55: warning: unused variable ‘need_value’ [-Wunused-variable]
    551 |     int colequ, Equil, factored, job, notran, rowequ, need_value;
        |                                                       ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:546:21: warning: unused variable ‘rowind’ [-Wunused-variable]
    546 |     int_t *colptr, *rowind;
        |                     ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:546:12: warning: unused variable ‘colptr’ [-Wunused-variable]
    546 |     int_t *colptr, *rowind;
        |            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:528:13: warning: unused variable ‘a_GA’ [-Wunused-variable]
    528 |     double *a_GA;
        |             ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:832:30: warning: ‘noDomains’ may be used uninitialized [-Wmaybe-uninitialized]
    832 |                     flinfo = symbfact_dist(options, nprocs_num, noDomains,
        |                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    833 |                                           A, perm_c, perm_r,
        |                                           ~~~~~~~~~~~~~~~~~~
    834 |                                           sizes, fstVtxSep, &Pslu_freeable,
        |                                           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    835 |                                           &(grid->comm), &symb_comm,
        |                                           ~~~~~~~~~~~~~~~~~~~~~~~~~~
    836 |                                           &symb_mem_usage);
        |                                           ~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:832:30: warning: ‘nprocs_num’ may be used uninitialized [-Wmaybe-uninitialized]
    832 |                     flinfo = symbfact_dist(options, nprocs_num, noDomains,
        |                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    833 |                                           A, perm_c, perm_r,
        |                                           ~~~~~~~~~~~~~~~~~~
    834 |                                           sizes, fstVtxSep, &Pslu_freeable,
        |                                           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    835 |                                           &(grid->comm), &symb_comm,
        |                                           ~~~~~~~~~~~~~~~~~~~~~~~~~~
    836 |                                           &symb_mem_usage);
        |                                           ~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d.c:1166:61: warning: ‘GA_mem_use’ may be used uninitialized [-Wmaybe-uninitialized]
   1166 |                         mem_stage[0] = symb_mem_usage.total + GA_mem_use; /* symbfact step */
        |                                        ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/include/util_dist.h:63:51: warning: ‘flinfo’ may be used uninitialized [-Wmaybe-uninitialized]
     63 | #define SUPERLU_MAX(x, y)       ( (x) > (y) ? (x) : (y) )
        |                                 ~~~~~~~~~~~~~~~~~~^~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtreeFactorization.c:472:19: warning: unused variable ‘LU_nonempty’ [-Wunused-variable]
    472 |             int_t LU_nonempty = dSchurComplementSetupGPU(k,
        |                   ^~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtreeFactorization.c:59:12: warning: ‘dFBufs’ may be used uninitialized [-Wmaybe-uninitialized]
     59 |     return dFBufs;
        |            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtreeFactorization.c:79:12: warning: ‘dFBufs’ may be used uninitialized [-Wmaybe-uninitialized]
     79 |     return dFBufs;
        |            ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dgather.c:52:5: warning: multi-line comment [-Wcomment]
     52 |     //  private(j,iukp,rukp,tempu, jb, nsupc,ljb,segsize,lead_zero, \
        |     ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dgather.c:277:11: warning: variable ‘full_Phi’ set but not used [-Wunused-but-set-variable=]
    277 |     int_t full_Phi = 1;
        |           ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dgather.c:276:11: warning: variable ‘full’ set but not used [-Wunused-but-set-variable=]
    276 |     int_t full = 1;
        |           ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dcommunication_aux.c:487:19: warning: variable ‘nsupr’ set but not used [-Wunused-but-set-variable=]
    487 |             int_t nsupr;
        |                   ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:304:15: warning: variable ‘luptr’ set but not used [-Wunused-but-set-variable=]
    304 |         int_t luptr = luptr0;
        |               ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:241:15: warning: variable ‘full’ set but not used [-Wunused-but-set-variable=]
    241 |         int_t full  = 1;
        |               ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:142:13: warning: variable ‘lusup’ set but not used [-Wunused-but-set-variable=]
    142 |     double* lusup;
        |             ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:423:18: warning: variable ‘luptr0’ set but not used [-Wunused-but-set-variable=]
    423 |     int_t lptr0, luptr0;
        |                  ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:423:11: warning: variable ‘lptr0’ set but not used [-Wunused-but-set-variable=]
    423 |     int_t lptr0, luptr0;
        |           ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:721:73: warning: trigraph ‘??)’ ignored, use ‘-trigraphs’ to enable [-Wtrigraphs]
    721 |                         gemmCsizes[offset] = SUPERLU_MAX(ldts[offset], ???);
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:905:73: warning: trigraph ‘??)’ ignored, use ‘-trigraphs’ to enable [-Wtrigraphs]
    905 |                         gemmCsizes[offset] = SUPERLU_MAX(ldts[offset], ???);
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:1092:73: warning: trigraph ‘??)’ ignored, use ‘-trigraphs’ to enable [-Wtrigraphs]
   1092 |                         gemmCsizes[offset] = SUPERLU_MAX(ldts[offset], ???);
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:206:15: warning: ‘usub’ may be used uninitialized [-Wmaybe-uninitialized]
    206 |         int_t nub = usub[0];      /* Number of blocks in the block row U(k,:) */
        |               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:296:9: warning: ‘uval’ may be used uninitialized [-Wmaybe-uninitialized]
    296 |         dgather_u(num_u_blks, Ublock_info, usub,  uval,  bigU,  ldu, xsup, klst );
        |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:446:15: warning: ‘usub’ may be used uninitialized [-Wmaybe-uninitialized]
    446 |         int_t nub = usub[0];      /* Number of blocks in the block row U(k,:) */
        |               ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dtrfAux.c:485:13: warning: ‘uval’ may be used uninitialized [-Wmaybe-uninitialized]
    485 |             dRgather_U( k, 0, usub, uval, bigU,  gEtreeInfo, Glu_persist, grid, HyP, myIperm, iperm_c_supno, perm_u);
        |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dequil_batch.c:71:16: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
     71 |         A[i] = (SuperMatrix *) SparseMatrix_handles[i];
        |                ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dequil_batch.c:155:30: warning: unused variable ‘anorm’ [-Wunused-variable]
    155 |                 double amax, anorm, colcnd, rowcnd;
        |                              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dequil_batch.c:63:9: warning: unused variable ‘notran’ [-Wunused-variable]
     63 |     int notran = (options->Trans == NOTRANS);
        |         ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dequil_batch.c:59:21: warning: unused variable ‘icol’ [-Wunused-variable]
     59 |     int i, j, irow, icol, info = 0;
        |                     ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:135:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
    135 |     SuperMatrix *A0 = (SuperMatrix *) SparseMatrix_handles[0];
        |                       ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:240:13: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
    240 |         A = (SuperMatrix *) SparseMatrix_handles[d];
        |             ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:267:13: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
    267 |         A = (SuperMatrix *) SparseMatrix_handles[d];
        |             ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:444:13: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
    444 |         A = (SuperMatrix *) SparseMatrix_handles[d];
        |             ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:175:45: warning: unused variable ‘symb_mem_usage’ [-Wunused-variable]
    175 |     superlu_dist_mem_usage_t num_mem_usage, symb_mem_usage;
        |                                             ^~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:175:30: warning: unused variable ‘num_mem_usage’ [-Wunused-variable]
    175 |     superlu_dist_mem_usage_t num_mem_usage, symb_mem_usage;
        |                              ^~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:174:11: warning: unused variable ‘dist_mem_use’ [-Wunused-variable]
    174 |     float dist_mem_use; /* memory usage during distribution */
        |           ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:173:11: warning: unused variable ‘GA_mem_use’ [-Wunused-variable]
    173 |     float GA_mem_use;   /* memory usage by global A */
        |           ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:171:9: warning: unused variable ‘ldx’ [-Wunused-variable]
    171 |     int ldx; /* LDA for matrix X (local). */
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:170:27: warning: unused variable ‘irow’ [-Wunused-variable]
    170 |     int_t i, iinfo, j, k, irow;
        |                           ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:170:14: warning: unused variable ‘iinfo’ [-Wunused-variable]
    170 |     int_t i, iinfo, j, k, irow;
        |              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:169:55: warning: unused variable ‘need_value’ [-Wunused-variable]
    169 |     int colequ, Equil, factored, job, notran, rowequ, need_value;
        |                                                       ^~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:169:39: warning: unused variable ‘notran’ [-Wunused-variable]
    169 |     int colequ, Equil, factored, job, notran, rowequ, need_value;
        |                                       ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:169:34: warning: unused variable ‘job’ [-Wunused-variable]
    169 |     int colequ, Equil, factored, job, notran, rowequ, need_value;
        |                                  ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:169:24: warning: unused variable ‘factored’ [-Wunused-variable]
    169 |     int colequ, Equil, factored, job, notran, rowequ, need_value;
        |                        ^~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pdgssvx3d_csc_batch.c:169:17: warning: unused variable ‘Equil’ [-Wunused-variable]
    169 |     int colequ, Equil, factored, job, notran, rowequ, need_value;
        |                 ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dpivot_batch.c:78:16: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
     78 |         A[i] = (SuperMatrix *) SparseMatrix_handles[i];
        |                ^
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dpivot_batch.c:130:34: warning: comparison between ‘rowperm_t’ and ‘enum <anonymous>’ [-Wenum-compare]
    130 |             if (options->RowPerm != NO) {
        |                                  ^~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dpivot_batch.c:66:9: warning: unused variable ‘notran’ [-Wunused-variable]
     66 |     int notran = (options->Trans == NOTRANS);
        |         ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/dpivot_batch.c:105:13: warning: ‘nnz’ may be used uninitialized [-Wmaybe-uninitialized]
    105 |             dCompRow_to_CompCol_dist(m, n, nnz, a,
        |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    106 |                                      Astore->colind, Astore->rowptr,
        |                                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    107 |                                      &at, &rowind, &colptr);
        |                                      ~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pd3dcomm.c:233:9: warning: unused variable ‘inc’ [-Wunused-variable]
    233 |     int inc = 1;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pd3dcomm.c:305:9: warning: unused variable ‘inc’ [-Wunused-variable]
    305 |     int inc = 1;
        |         ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pd3dcomm.c:341:46: warning: unused variable ‘xusub’ [-Wunused-variable]
    341 |         int_t *lsub, *xlsub, *usub, *usub1, *xusub;
        |                                              ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pd3dcomm.c:341:31: warning: unused variable ‘usub’ [-Wunused-variable]
    341 |         int_t *lsub, *xlsub, *usub, *usub1, *xusub;
        |                               ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pd3dcomm.c:341:23: warning: unused variable ‘xlsub’ [-Wunused-variable]
    341 |         int_t *lsub, *xlsub, *usub, *usub1, *xusub;
        |                       ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pd3dcomm.c:341:16: warning: unused variable ‘lsub’ [-Wunused-variable]
    341 |         int_t *lsub, *xlsub, *usub, *usub1, *xusub;
        |                ^~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/double/pd3dcomm.c:1202:12: warning: unused variable ‘myZeroTrIdxs’ [-Wunused-variable]
   1202 |     int_t* myZeroTrIdxs = trf3Dpartition->myZeroTrIdxs;
        |            ^~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/single/smemory_dist.c:197:16: warning: variable ‘lnzval’ set but not used [-Wunused-but-set-variable=]
    197 |         float* lnzval;
        |                ^~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/single/ssp_blas2_dist.c:111:13: warning: variable ‘solve_ops’ set but not used [-Wunused-but-set-variable=]
    111 |     flops_t solve_ops;
        |             ^~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/single/ssp_blas2_dist.c:408:11: warning: unused variable ‘one’ [-Wunused-variable]
    408 |     float one = 1.0;
        |           ^~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/single/ssp_blas2_dist.c:402:17: warning: unused variable ‘temp1’ [-Wunused-variable]
    402 |     float temp, temp1;
        |                 ^~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/single/sreadhb.c:121:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    121 |     fgets(buf, 100, fp);
        |     ^~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/single/sreadhb.c:125:9: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    125 |         fscanf(fp, "%14c", buf); buf[14] = 0;
        |         ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/single/sreadhb.c:133:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    133 |     fscanf(fp, "%3c", type);
        |     ^~~~~~~~~~~~~~~~~~~~~~~
  

• /builddir/build/BUILD/superlu_dist-9.2.1-build/superlu_dist-9.2.1/mpich-build/SRC/single/sreadhb.c:134:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    134 |     fscanf(fp, "%11c", buf); /* pad */
        |     ^~~~~~~~~~~~~~~~~~~~~~~