gobject-introspection-1.80.1-1.fc41
List of Defects
Error: GCC_ANALYZER_WARNING: [#def1]
gobject-introspection-1.80.1/girepository/cmph/bdz.c: scope_hint: In function ‘bdz_alloc_graph3’
gobject-introspection-1.80.1/girepository/cmph/bdz.c:70:28: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz.c:70:28: note: only use operands of an integer type inside the size argument
# 68| {
# 69| graph3->edges=malloc(nedges*sizeof(bdz_edge_t));
# 70|-> graph3->first_edge=malloc(nvertices*sizeof(cmph_uint32));
# 71| graph3->vert_degree=malloc((size_t)nvertices);
# 72| };
Error: GCC_ANALYZER_WARNING: [#def2]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:71:29: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz.c:71:29: note: only use operands of an integer type inside the size argument
# 69| graph3->edges=malloc(nedges*sizeof(bdz_edge_t));
# 70| graph3->first_edge=malloc(nvertices*sizeof(cmph_uint32));
# 71|-> graph3->vert_degree=malloc((size_t)nvertices);
# 72| };
# 73| static void bdz_init_graph3(bdz_graph3_t * graph3, cmph_uint32 nedges, cmph_uint32 nvertices)
Error: GCC_ANALYZER_WARNING (CWE-688): [#def3]
gobject-introspection-1.80.1/girepository/cmph/bdz.c: scope_hint: In function ‘bdz_init_graph3’
gobject-introspection-1.80.1/girepository/cmph/bdz.c:75:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘graph3.first_edge’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 73| static void bdz_init_graph3(bdz_graph3_t * graph3, cmph_uint32 nedges, cmph_uint32 nvertices)
# 74| {
# 75|-> memset(graph3->first_edge,0xff,nvertices*sizeof(cmph_uint32));
# 76| memset(graph3->vert_degree,0,(size_t)nvertices);
# 77| graph3->nedges=0;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def4]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:76:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘graph3.vert_degree’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 74| {
# 75| memset(graph3->first_edge,0xff,nvertices*sizeof(cmph_uint32));
# 76|-> memset(graph3->vert_degree,0,(size_t)nvertices);
# 77| graph3->nedges=0;
# 78| };
Error: CLANG_WARNING: [#def5]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:129:7: warning[core.uninitialized.Assign]: Assigned value is garbage or undefined
# 127| cmph_uint32 i,j=0,vert,edge1,edge2;
# 128| for(i=0;i<3;i++){
# 129|-> vert=graph3->edges[curr_edge].vertices[i];
# 130| edge1=graph3->first_edge[vert];
# 131| edge2=NULL_EDGE;
Error: CLANG_WARNING: [#def6]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:134:39: warning[core.UndefinedBinaryOperatorResult]: The left operand of '==' is a garbage value
# 132| while(edge1!=curr_edge&&edge1!=NULL_EDGE){
# 133| edge2=edge1;
# 134|-> if(graph3->edges[edge1].vertices[0]==vert){
# 135| j=0;
# 136| } else if(graph3->edges[edge1].vertices[1]==vert){
Error: GCC_ANALYZER_WARNING (CWE-688): [#def7]
gobject-introspection-1.80.1/girepository/cmph/bdz.c: scope_hint: In function ‘bdz_generate_queue’
gobject-introspection-1.80.1/girepository/cmph/bdz.c:166:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘marked_edge’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 164| cmph_uint32 tmp_edge;
# 165| cmph_uint8 * marked_edge =malloc((size_t)(nedges >> 3) + 1);
# 166|-> memset(marked_edge, 0, (size_t)(nedges >> 3) + 1);
# 167|
# 168| for(i=0;i<nedges;i++){
Error: GCC_ANALYZER_WARNING (CWE-457): [#def8]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:169:19: warning[-Wanalyzer-use-of-uninitialized-value]: use of uninitialized value ‘*<unknown>.vertices[0]’
# 167|
# 168| for(i=0;i<nedges;i++){
# 169|-> v0=graph3->edges[i].vertices[0];
# 170| v1=graph3->edges[i].vertices[1];
# 171| v2=graph3->edges[i].vertices[2];
Error: GCC_ANALYZER_WARNING (CWE-476): [#def9]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:176:52: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘queue’
gobject-introspection-1.80.1/girepository/cmph/bdz.c: scope_hint: In function ‘bdz_generate_queue’
# 174| graph3->vert_degree[v2]==1){
# 175| if(!GETBIT(marked_edge,i)) {
# 176|-> queue[queue_head++]=i;
# 177| SETBIT(marked_edge,i);
# 178| }
Error: GCC_ANALYZER_WARNING (CWE-476): [#def10]
gobject-introspection-1.80.1/girepository/cmph/bdz.c: scope_hint: In function ‘bdz_new’
gobject-introspection-1.80.1/girepository/cmph/bdz.c:354:20: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘mphf’
# 352| #endif
# 353| mphf = (cmph_t *)malloc(sizeof(cmph_t));
# 354|-> mphf->algo = mph->algo;
# 355| bdzf = (bdz_data_t *)malloc(sizeof(bdz_data_t));
# 356| bdzf->g = bdz->g;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def11]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:356:17: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘bdzf’
# 354| mphf->algo = mph->algo;
# 355| bdzf = (bdz_data_t *)malloc(sizeof(bdz_data_t));
# 356|-> bdzf->g = bdz->g;
# 357| bdz->g = NULL; //transfer memory ownership
# 358| bdzf->hl = bdz->hl;
Error: GCC_ANALYZER_WARNING: [#def12]
gobject-introspection-1.80.1/girepository/cmph/bdz.c: scope_hint: In function ‘assigning’
gobject-introspection-1.80.1/girepository/cmph/bdz.c:422:32: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz.c:422:32: note: only use operands of an integer type inside the size argument
# 420| cmph_uint8 * marked_vertices =malloc((size_t)(bdz->n >> 3) + 1);
# 421| cmph_uint32 sizeg = (cmph_uint32)ceil(bdz->n/4.0);
# 422|-> bdz->g = (cmph_uint8 *)calloc((size_t)(sizeg), sizeof(cmph_uint8));
# 423| memset(marked_vertices, 0, (size_t)(bdz->n >> 3) + 1);
# 424| memset(bdz->g, 0xff, (size_t)(sizeg));
Error: GCC_ANALYZER_WARNING (CWE-688): [#def13]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:423:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘marked_vertices’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 421| cmph_uint32 sizeg = (cmph_uint32)ceil(bdz->n/4.0);
# 422| bdz->g = (cmph_uint8 *)calloc((size_t)(sizeg), sizeof(cmph_uint8));
# 423|-> memset(marked_vertices, 0, (size_t)(bdz->n >> 3) + 1);
# 424| memset(bdz->g, 0xff, (size_t)(sizeg));
# 425|
Error: GCC_ANALYZER_WARNING (CWE-688): [#def14]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:424:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*bdz.g’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 422| bdz->g = (cmph_uint8 *)calloc((size_t)(sizeg), sizeof(cmph_uint8));
# 423| memset(marked_vertices, 0, (size_t)(bdz->n >> 3) + 1);
# 424|-> memset(bdz->g, 0xff, (size_t)(sizeg));
# 425|
# 426| for(i=nedges-1;i+1>0;i--){
Error: GCC_ANALYZER_WARNING (CWE-688): [#def15]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:424:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘calloc((long unsigned int)sizeg, 1)’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 422| bdz->g = (cmph_uint8 *)calloc((size_t)(sizeg), sizeof(cmph_uint8));
# 423| memset(marked_vertices, 0, (size_t)(bdz->n >> 3) + 1);
# 424|-> memset(bdz->g, 0xff, (size_t)(sizeg));
# 425|
# 426| for(i=nedges-1;i+1>0;i--){
Error: GCC_ANALYZER_WARNING (CWE-476): [#def16]
gobject-introspection-1.80.1/girepository/cmph/bdz.c: scope_hint: In function ‘ranking’
gobject-introspection-1.80.1/girepository/cmph/bdz.c:468:27: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*bdz.ranktable’
# 466| bdz->ranktable = (cmph_uint32 *)calloc((size_t)bdz->ranktablesize, sizeof(cmph_uint32));
# 467| // ranktable computation
# 468|-> bdz->ranktable[0] = 0;
# 469| i = 1;
# 470| while(1)
Error: GCC_ANALYZER_WARNING (CWE-476): [#def17]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:468:27: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘calloc((long unsigned int)*bdz.ranktablesize, 4)’
# 466| bdz->ranktable = (cmph_uint32 *)calloc((size_t)bdz->ranktablesize, sizeof(cmph_uint32));
# 467| // ranktable computation
# 468|-> bdz->ranktable[0] = 0;
# 469| i = 1;
# 470| while(1)
Error: CLANG_WARNING: [#def18]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:500:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 498| hash_state_dump(data->hl, &buf, &buflen);
# 499| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 500|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 501| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 502| free(buf);
Error: CLANG_WARNING: [#def19]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:501:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 499| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 500| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 501|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 502| free(buf);
# 503|
Error: CLANG_WARNING: [#def20]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:504:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 502| free(buf);
# 503|
# 504|-> nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 505| nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 506| nbytes = fwrite(&(data->r), sizeof(cmph_uint32), (size_t)1, fd);
Error: CLANG_WARNING: [#def21]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:505:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 503|
# 504| nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 505|-> nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 506| nbytes = fwrite(&(data->r), sizeof(cmph_uint32), (size_t)1, fd);
# 507|
Error: CLANG_WARNING: [#def22]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:506:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 504| nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 505| nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 506|-> nbytes = fwrite(&(data->r), sizeof(cmph_uint32), (size_t)1, fd);
# 507|
# 508| sizeg = (cmph_uint32)ceil(data->n/4.0);
Error: CLANG_WARNING: [#def23]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:509:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 507|
# 508| sizeg = (cmph_uint32)ceil(data->n/4.0);
# 509|-> nbytes = fwrite(data->g, sizeof(cmph_uint8)*sizeg, (size_t)1, fd);
# 510|
# 511| nbytes = fwrite(&(data->k), sizeof(cmph_uint32), (size_t)1, fd);
Error: CLANG_WARNING: [#def24]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:511:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 509| nbytes = fwrite(data->g, sizeof(cmph_uint8)*sizeg, (size_t)1, fd);
# 510|
# 511|-> nbytes = fwrite(&(data->k), sizeof(cmph_uint32), (size_t)1, fd);
# 512| nbytes = fwrite(&(data->b), sizeof(cmph_uint8), (size_t)1, fd);
# 513| nbytes = fwrite(&(data->ranktablesize), sizeof(cmph_uint32), (size_t)1, fd);
Error: CLANG_WARNING: [#def25]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:512:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 510|
# 511| nbytes = fwrite(&(data->k), sizeof(cmph_uint32), (size_t)1, fd);
# 512|-> nbytes = fwrite(&(data->b), sizeof(cmph_uint8), (size_t)1, fd);
# 513| nbytes = fwrite(&(data->ranktablesize), sizeof(cmph_uint32), (size_t)1, fd);
# 514|
Error: CLANG_WARNING: [#def26]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:513:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 511| nbytes = fwrite(&(data->k), sizeof(cmph_uint32), (size_t)1, fd);
# 512| nbytes = fwrite(&(data->b), sizeof(cmph_uint8), (size_t)1, fd);
# 513|-> nbytes = fwrite(&(data->ranktablesize), sizeof(cmph_uint32), (size_t)1, fd);
# 514|
# 515| nbytes = fwrite(data->ranktable, sizeof(cmph_uint32)*(data->ranktablesize), (size_t)1, fd);
Error: CLANG_WARNING: [#def27]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:541:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 539| mphf->data = bdz;
# 540|
# 541|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 542| DEBUGP("Hash state has %u bytes\n", buflen);
# 543| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def28]
gobject-introspection-1.80.1/girepository/cmph/bdz.c: scope_hint: In function ‘bdz_load’
gobject-introspection-1.80.1/girepository/cmph/bdz.c:543:23: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/bdz.c:543:23: note: heap-based allocation
# 541| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 542| DEBUGP("Hash state has %u bytes\n", buflen);
# 543|-> buf = (char *)malloc((size_t)buflen);
# 544| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 545| bdz->hl = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def29]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:544:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 542| DEBUGP("Hash state has %u bytes\n", buflen);
# 543| buf = (char *)malloc((size_t)buflen);
# 544|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 545| bdz->hl = hash_state_load(buf, buflen);
# 546| free(buf);
Error: CLANG_WARNING: [#def30]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:550:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 548|
# 549| DEBUGP("Reading m and n\n");
# 550|-> nbytes = fread(&(bdz->n), sizeof(cmph_uint32), (size_t)1, f);
# 551| nbytes = fread(&(bdz->m), sizeof(cmph_uint32), (size_t)1, f);
# 552| nbytes = fread(&(bdz->r), sizeof(cmph_uint32), (size_t)1, f);
Error: CLANG_WARNING: [#def31]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:551:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 549| DEBUGP("Reading m and n\n");
# 550| nbytes = fread(&(bdz->n), sizeof(cmph_uint32), (size_t)1, f);
# 551|-> nbytes = fread(&(bdz->m), sizeof(cmph_uint32), (size_t)1, f);
# 552| nbytes = fread(&(bdz->r), sizeof(cmph_uint32), (size_t)1, f);
# 553| sizeg = (cmph_uint32)ceil(bdz->n/4.0);
Error: CLANG_WARNING: [#def32]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:552:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 550| nbytes = fread(&(bdz->n), sizeof(cmph_uint32), (size_t)1, f);
# 551| nbytes = fread(&(bdz->m), sizeof(cmph_uint32), (size_t)1, f);
# 552|-> nbytes = fread(&(bdz->r), sizeof(cmph_uint32), (size_t)1, f);
# 553| sizeg = (cmph_uint32)ceil(bdz->n/4.0);
# 554| bdz->g = (cmph_uint8 *)calloc((size_t)(sizeg), sizeof(cmph_uint8));
Error: GCC_ANALYZER_WARNING: [#def33]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:554:32: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz.c:554:32: note: only use operands of an integer type inside the size argument
# 552| nbytes = fread(&(bdz->r), sizeof(cmph_uint32), (size_t)1, f);
# 553| sizeg = (cmph_uint32)ceil(bdz->n/4.0);
# 554|-> bdz->g = (cmph_uint8 *)calloc((size_t)(sizeg), sizeof(cmph_uint8));
# 555| nbytes = fread(bdz->g, sizeg*sizeof(cmph_uint8), (size_t)1, f);
# 556|
Error: CLANG_WARNING: [#def34]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:555:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 553| sizeg = (cmph_uint32)ceil(bdz->n/4.0);
# 554| bdz->g = (cmph_uint8 *)calloc((size_t)(sizeg), sizeof(cmph_uint8));
# 555|-> nbytes = fread(bdz->g, sizeg*sizeof(cmph_uint8), (size_t)1, f);
# 556|
# 557| nbytes = fread(&(bdz->k), sizeof(cmph_uint32), (size_t)1, f);
Error: CLANG_WARNING: [#def35]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:557:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 555| nbytes = fread(bdz->g, sizeg*sizeof(cmph_uint8), (size_t)1, f);
# 556|
# 557|-> nbytes = fread(&(bdz->k), sizeof(cmph_uint32), (size_t)1, f);
# 558| nbytes = fread(&(bdz->b), sizeof(cmph_uint8), (size_t)1, f);
# 559| nbytes = fread(&(bdz->ranktablesize), sizeof(cmph_uint32), (size_t)1, f);
Error: CLANG_WARNING: [#def36]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:558:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 556|
# 557| nbytes = fread(&(bdz->k), sizeof(cmph_uint32), (size_t)1, f);
# 558|-> nbytes = fread(&(bdz->b), sizeof(cmph_uint8), (size_t)1, f);
# 559| nbytes = fread(&(bdz->ranktablesize), sizeof(cmph_uint32), (size_t)1, f);
# 560|
Error: CLANG_WARNING: [#def37]
gobject-introspection-1.80.1/girepository/cmph/bdz.c:559:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 557| nbytes = fread(&(bdz->k), sizeof(cmph_uint32), (size_t)1, f);
# 558| nbytes = fread(&(bdz->b), sizeof(cmph_uint8), (size_t)1, f);
# 559|-> nbytes = fread(&(bdz->ranktablesize), sizeof(cmph_uint32), (size_t)1, f);
# 560|
# 561| bdz->ranktable = (cmph_uint32 *)calloc((size_t)bdz->ranktablesize, sizeof(cmph_uint32));
Error: GCC_ANALYZER_WARNING: [#def38]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c: scope_hint: In function ‘bdz_ph_alloc_graph3’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:57:28: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:57:28: note: only use operands of an integer type inside the size argument
# 55| {
# 56| graph3->edges=malloc(nedges*sizeof(bdz_ph_edge_t));
# 57|-> graph3->first_edge=malloc(nvertices*sizeof(cmph_uint32));
# 58| graph3->vert_degree=malloc((size_t)nvertices);
# 59| };
Error: GCC_ANALYZER_WARNING: [#def39]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:58:29: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:58:29: note: only use operands of an integer type inside the size argument
# 56| graph3->edges=malloc(nedges*sizeof(bdz_ph_edge_t));
# 57| graph3->first_edge=malloc(nvertices*sizeof(cmph_uint32));
# 58|-> graph3->vert_degree=malloc((size_t)nvertices);
# 59| };
# 60| static void bdz_ph_init_graph3(bdz_ph_graph3_t * graph3, cmph_uint32 nedges, cmph_uint32 nvertices)
Error: GCC_ANALYZER_WARNING (CWE-688): [#def40]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c: scope_hint: In function ‘bdz_ph_init_graph3’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:62:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘graph3.first_edge’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 60| static void bdz_ph_init_graph3(bdz_ph_graph3_t * graph3, cmph_uint32 nedges, cmph_uint32 nvertices)
# 61| {
# 62|-> memset(graph3->first_edge,0xff,nvertices*sizeof(cmph_uint32));
# 63| memset(graph3->vert_degree,0,(size_t)nvertices);
# 64| graph3->nedges=0;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def41]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:63:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘graph3.vert_degree’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 61| {
# 62| memset(graph3->first_edge,0xff,nvertices*sizeof(cmph_uint32));
# 63|-> memset(graph3->vert_degree,0,(size_t)nvertices);
# 64| graph3->nedges=0;
# 65| };
Error: CLANG_WARNING: [#def42]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:116:7: warning[core.uninitialized.Assign]: Assigned value is garbage or undefined
# 114| cmph_uint32 i,j=0,vert,edge1,edge2;
# 115| for(i=0;i<3;i++){
# 116|-> vert=graph3->edges[curr_edge].vertices[i];
# 117| edge1=graph3->first_edge[vert];
# 118| edge2=NULL_EDGE;
Error: CLANG_WARNING: [#def43]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:121:39: warning[core.UndefinedBinaryOperatorResult]: The left operand of '==' is a garbage value
# 119| while(edge1!=curr_edge&&edge1!=NULL_EDGE){
# 120| edge2=edge1;
# 121|-> if(graph3->edges[edge1].vertices[0]==vert){
# 122| j=0;
# 123| } else if(graph3->edges[edge1].vertices[1]==vert){
Error: GCC_ANALYZER_WARNING (CWE-688): [#def44]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c: scope_hint: In function ‘bdz_ph_generate_queue’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:153:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘marked_edge’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 151| cmph_uint32 tmp_edge;
# 152| cmph_uint8 * marked_edge =malloc((size_t)(nedges >> 3) + 1);
# 153|-> memset(marked_edge, 0, (size_t)(nedges >> 3) + 1);
# 154|
# 155| for(i=0;i<nedges;i++){
Error: GCC_ANALYZER_WARNING (CWE-457): [#def45]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:156:19: warning[-Wanalyzer-use-of-uninitialized-value]: use of uninitialized value ‘*<unknown>.vertices[0]’
# 154|
# 155| for(i=0;i<nedges;i++){
# 156|-> v0=graph3->edges[i].vertices[0];
# 157| v1=graph3->edges[i].vertices[1];
# 158| v2=graph3->edges[i].vertices[2];
Error: GCC_ANALYZER_WARNING (CWE-476): [#def46]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:163:52: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘queue’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c: scope_hint: In function ‘bdz_ph_generate_queue’
# 161| graph3->vert_degree[v2]==1){
# 162| if(!GETBIT(marked_edge,i)) {
# 163|-> queue[queue_head++]=i;
# 164| SETBIT(marked_edge,i);
# 165| }
Error: GCC_ANALYZER_WARNING (CWE-476): [#def47]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c: scope_hint: In function ‘bdz_ph_new’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:324:20: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘mphf’
# 322| #endif
# 323| mphf = (cmph_t *)malloc(sizeof(cmph_t));
# 324|-> mphf->algo = mph->algo;
# 325| bdz_phf = (bdz_ph_data_t *)malloc(sizeof(bdz_ph_data_t));
# 326| bdz_phf->g = bdz_ph->g;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def48]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:326:20: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘bdz_phf’
# 324| mphf->algo = mph->algo;
# 325| bdz_phf = (bdz_ph_data_t *)malloc(sizeof(bdz_ph_data_t));
# 326|-> bdz_phf->g = bdz_ph->g;
# 327| bdz_ph->g = NULL; //transfer memory ownership
# 328| bdz_phf->hl = bdz_ph->hl;
Error: GCC_ANALYZER_WARNING: [#def49]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c: scope_hint: In function ‘assigning’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:387:35: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:387:35: note: only use operands of an integer type inside the size argument
# 385| cmph_uint8 * marked_vertices =malloc((size_t)(bdz_ph->n >> 3) + 1);
# 386| cmph_uint32 sizeg = (cmph_uint32)ceil(bdz_ph->n/4.0);
# 387|-> bdz_ph->g = (cmph_uint8 *)calloc((size_t)sizeg, sizeof(cmph_uint8));
# 388| memset(marked_vertices, 0, (size_t)(bdz_ph->n >> 3) + 1);
# 389| //memset(bdz_ph->g, 0xff, sizeg);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def50]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:388:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘marked_vertices’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 386| cmph_uint32 sizeg = (cmph_uint32)ceil(bdz_ph->n/4.0);
# 387| bdz_ph->g = (cmph_uint8 *)calloc((size_t)sizeg, sizeof(cmph_uint8));
# 388|-> memset(marked_vertices, 0, (size_t)(bdz_ph->n >> 3) + 1);
# 389| //memset(bdz_ph->g, 0xff, sizeg);
# 390|
Error: GCC_ANALYZER_WARNING: [#def51]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c: scope_hint: In function ‘bdz_ph_optimization’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:432:44: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:432:44: note: only use operands of an integer type inside the size argument
# 430| cmph_uint8 byte = 0;
# 431| cmph_uint32 sizeg = (cmph_uint32)ceil(bdz_ph->n/5.0);
# 432|-> cmph_uint8 * new_g = (cmph_uint8 *)calloc((size_t)sizeg, sizeof(cmph_uint8));
# 433| cmph_uint8 value;
# 434| cmph_uint32 idx;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def52]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:438:18: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘new_g’
# 436| {
# 437| idx = i/5;
# 438|-> byte = new_g[idx];
# 439| value = GETVALUE(bdz_ph->g, i);
# 440| byte = (cmph_uint8) (byte + value*pow3_table[i%5U]);
Error: CLANG_WARNING: [#def53]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:463:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 461| hash_state_dump(data->hl, &buf, &buflen);
# 462| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 463|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 464| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 465| free(buf);
Error: CLANG_WARNING: [#def54]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:464:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 462| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 463| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 464|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 465| free(buf);
# 466|
Error: CLANG_WARNING: [#def55]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:467:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 465| free(buf);
# 466|
# 467|-> nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 468| nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 469| nbytes = fwrite(&(data->r), sizeof(cmph_uint32), (size_t)1, fd);
Error: CLANG_WARNING: [#def56]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:468:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 466|
# 467| nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 468|-> nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 469| nbytes = fwrite(&(data->r), sizeof(cmph_uint32), (size_t)1, fd);
# 470| sizeg = (cmph_uint32)ceil(data->n/5.0);
Error: CLANG_WARNING: [#def57]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:469:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 467| nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 468| nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 469|-> nbytes = fwrite(&(data->r), sizeof(cmph_uint32), (size_t)1, fd);
# 470| sizeg = (cmph_uint32)ceil(data->n/5.0);
# 471| nbytes = fwrite(data->g, sizeof(cmph_uint8)*sizeg, (size_t)1, fd);
Error: CLANG_WARNING: [#def58]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:496:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 494| mphf->data = bdz_ph;
# 495|
# 496|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 497| DEBUGP("Hash state has %u bytes\n", buflen);
# 498| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def59]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c: scope_hint: In function ‘bdz_ph_load’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:498:23: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:498:23: note: heap-based allocation
# 496| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 497| DEBUGP("Hash state has %u bytes\n", buflen);
# 498|-> buf = (char *)malloc((size_t)buflen);
# 499| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 500| bdz_ph->hl = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def60]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:499:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 497| DEBUGP("Hash state has %u bytes\n", buflen);
# 498| buf = (char *)malloc((size_t)buflen);
# 499|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 500| bdz_ph->hl = hash_state_load(buf, buflen);
# 501| free(buf);
Error: CLANG_WARNING: [#def61]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:505:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 503|
# 504| DEBUGP("Reading m and n\n");
# 505|-> nbytes = fread(&(bdz_ph->n), sizeof(cmph_uint32), (size_t)1, f);
# 506| nbytes = fread(&(bdz_ph->m), sizeof(cmph_uint32), (size_t)1, f);
# 507| nbytes = fread(&(bdz_ph->r), sizeof(cmph_uint32), (size_t)1, f);
Error: CLANG_WARNING: [#def62]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:506:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 504| DEBUGP("Reading m and n\n");
# 505| nbytes = fread(&(bdz_ph->n), sizeof(cmph_uint32), (size_t)1, f);
# 506|-> nbytes = fread(&(bdz_ph->m), sizeof(cmph_uint32), (size_t)1, f);
# 507| nbytes = fread(&(bdz_ph->r), sizeof(cmph_uint32), (size_t)1, f);
# 508| sizeg = (cmph_uint32)ceil(bdz_ph->n/5.0);
Error: CLANG_WARNING: [#def63]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:507:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 505| nbytes = fread(&(bdz_ph->n), sizeof(cmph_uint32), (size_t)1, f);
# 506| nbytes = fread(&(bdz_ph->m), sizeof(cmph_uint32), (size_t)1, f);
# 507|-> nbytes = fread(&(bdz_ph->r), sizeof(cmph_uint32), (size_t)1, f);
# 508| sizeg = (cmph_uint32)ceil(bdz_ph->n/5.0);
# 509| bdz_ph->g = (cmph_uint8 *)calloc((size_t)sizeg, sizeof(cmph_uint8));
Error: GCC_ANALYZER_WARNING: [#def64]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:509:35: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:509:35: note: only use operands of an integer type inside the size argument
# 507| nbytes = fread(&(bdz_ph->r), sizeof(cmph_uint32), (size_t)1, f);
# 508| sizeg = (cmph_uint32)ceil(bdz_ph->n/5.0);
# 509|-> bdz_ph->g = (cmph_uint8 *)calloc((size_t)sizeg, sizeof(cmph_uint8));
# 510| nbytes = fread(bdz_ph->g, sizeg*sizeof(cmph_uint8), (size_t)1, f);
# 511|
Error: GCC_ANALYZER_WARNING (CWE-476): [#def65]
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:5: included_from: Included from here.
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:80:48: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*bdz_ph.g + (sizetype)(i >> 2)’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:439:21: note: in expansion of macro ‘GETVALUE’
gobject-introspection-1.80.1/girepository/cmph/bdz_ph.c:439:21: note: in expansion of macro ‘GETVALUE’
# 78| * GETVALUE(array, i) is a macro that get a value for a 2-bit integer stored in an array.
# 79| */
# 80|-> #define GETVALUE(array, i) ((cmph_uint8)((array[i >> 2] >> ((i & 0x00000003U) << 1U)) & 0x00000003U))
# 81|
# 82|
Error: GCC_ANALYZER_WARNING (CWE-476): [#def66]
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c:6: included_from: Included from here.
gobject-introspection-1.80.1/girepository/cmph/bitbool.h: scope_hint: In function ‘set_bits_value’
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:121:19: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘bits_table’
# 119| register cmph_uint32 shift2 = 32 - shift1;
# 120|
# 121|-> bits_table[word_idx] &= ~((string_mask) << shift1);
# 122| bits_table[word_idx] |= bits_string << shift1;
# 123|
Error: GCC_ANALYZER_WARNING (CWE-1335): [#def67]
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:126:59: warning[-Wanalyzer-shift-count-overflow]: shift by count (‘32’) >= precision of type (‘32’)
# 124| if(shift2 < string_length)
# 125| {
# 126|-> bits_table[word_idx+1] &= ~((string_mask) >> shift2);
# 127| bits_table[word_idx+1] |= bits_string >> shift2;
# 128| };
Error: GCC_ANALYZER_WARNING (CWE-1335): [#def68]
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:127:55: warning[-Wanalyzer-shift-count-overflow]: shift by count (‘32’) >= precision of type (‘32’)
# 125| {
# 126| bits_table[word_idx+1] &= ~((string_mask) >> shift2);
# 127|-> bits_table[word_idx+1] |= bits_string >> shift2;
# 128| };
# 129| };
Error: GCC_ANALYZER_WARNING (CWE-1335): [#def69]
gobject-introspection-1.80.1/girepository/cmph/bitbool.h: scope_hint: In function ‘get_bits_value’
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:142:56: warning[-Wanalyzer-shift-count-overflow]: shift by count (‘32’) >= precision of type (‘32’)
# 140|
# 141| if(shift2 < string_length)
# 142|-> bits_string |= (bits_table[word_idx+1] << shift2) & string_mask;
# 143|
# 144| return bits_string;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def70]
gobject-introspection-1.80.1/girepository/cmph/bitbool.h: scope_hint: In function ‘set_bits_at_pos’
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:154:19: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘bits_table’
# 152| register cmph_uint32 string_mask = (1U << string_length) - 1;
# 153|
# 154|-> bits_table[word_idx] &= ~((string_mask) << shift1);
# 155| bits_table[word_idx] |= bits_string << shift1;
# 156| if(shift2 < string_length)
Error: GCC_ANALYZER_WARNING (CWE-1335): [#def71]
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:158:59: warning[-Wanalyzer-shift-count-overflow]: shift by count (‘32’) >= precision of type (‘32’)
# 156| if(shift2 < string_length)
# 157| {
# 158|-> bits_table[word_idx+1] &= ~((string_mask) >> shift2);
# 159| bits_table[word_idx+1] |= bits_string >> shift2;
# 160| }
Error: GCC_ANALYZER_WARNING (CWE-1335): [#def72]
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:159:55: warning[-Wanalyzer-shift-count-overflow]: shift by count (‘32’) >= precision of type (‘32’)
# 157| {
# 158| bits_table[word_idx+1] &= ~((string_mask) >> shift2);
# 159|-> bits_table[word_idx+1] |= bits_string >> shift2;
# 160| }
# 161| };
Error: GCC_ANALYZER_WARNING (CWE-1335): [#def73]
gobject-introspection-1.80.1/girepository/cmph/bitbool.h: scope_hint: In function ‘get_bits_at_pos’
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:174:56: warning[-Wanalyzer-shift-count-overflow]: shift by count (‘32’) >= precision of type (‘32’)
# 172|
# 173| if(shift2 < string_length)
# 174|-> bits_string |= (bits_table[word_idx+1] << shift2) & string_mask;
# 175| return bits_string;
# 176| }
Error: GCC_ANALYZER_WARNING (CWE-476): [#def74]
gobject-introspection-1.80.1/girepository/cmph/bmz.c: scope_hint: In function ‘bmz_new’
gobject-introspection-1.80.1/girepository/cmph/bmz.c:79:47: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*bmz.hashes + (long unsigned int)i * 8’
# 77|
# 78| bmz->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*3);
# 79|-> for(i = 0; i < 3; ++i) bmz->hashes[i] = NULL;
# 80|
# 81| do
Error: GCC_ANALYZER_WARNING (CWE-688): [#def75]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:136:11: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘visited’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 134| DEBUGP("Searching step\n");
# 135| visited = (cmph_uint8 *)malloc((size_t)bmz->n/8 + 1);
# 136|-> memset(visited, 0, (size_t)bmz->n/8 + 1);
# 137| used_edges = (cmph_uint8 *)malloc((size_t)bmz->m/8 + 1);
# 138| memset(used_edges, 0, (size_t)bmz->m/8 + 1);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def76]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:138:11: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘used_edges’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 136| memset(visited, 0, (size_t)bmz->n/8 + 1);
# 137| used_edges = (cmph_uint8 *)malloc((size_t)bmz->m/8 + 1);
# 138|-> memset(used_edges, 0, (size_t)bmz->m/8 + 1);
# 139| free(bmz->g);
# 140| bmz->g = (cmph_uint32 *)calloc((size_t)bmz->n, sizeof(cmph_uint32));
Error: CPPCHECK_WARNING (CWE-401): [#def77]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:321: error[memleakOnRealloc]: Common realloc mistake: 'unused_g_values' nulled but not freed upon failure
# 319| if(nunused_g_values == unused_g_values_capacity)
# 320| {
# 321|-> unused_g_values = (cmph_uint32 *)realloc(unused_g_values, (unused_g_values_capacity + BUFSIZ)*sizeof(cmph_uint32));
# 322| unused_g_values_capacity += BUFSIZ;
# 323| }
Error: GCC_ANALYZER_WARNING (CWE-476): [#def78]
gobject-introspection-1.80.1/girepository/cmph/bmz.c: scope_hint: In function ‘bmz_traverse_critical_nodes_heuristic’
gobject-introspection-1.80.1/girepository/cmph/bmz.c:324:85: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘unused_g_values’
gobject-introspection-1.80.1/girepository/cmph/bmz.c:7: included_from: Included from here.
gobject-introspection-1.80.1/girepository/cmph/bmz.c:310:61: note: in expansion of macro ‘GETBIT’
# 322| unused_g_values_capacity += BUFSIZ;
# 323| }
# 324|-> unused_g_values[nunused_g_values++] = next_g;
# 325|
# 326| }
Error: CLANG_WARNING: [#def79]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:459:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 457| __cmph_dump(mphf, fd);
# 458|
# 459|-> nbytes = fwrite(&two, sizeof(cmph_uint32), (size_t)1, fd);
# 460|
# 461| hash_state_dump(data->hashes[0], &buf, &buflen);
Error: CLANG_WARNING: [#def80]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:463:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 461| hash_state_dump(data->hashes[0], &buf, &buflen);
# 462| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 463|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 464| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 465| free(buf);
Error: CLANG_WARNING: [#def81]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:464:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 462| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 463| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 464|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 465| free(buf);
# 466|
Error: CLANG_WARNING: [#def82]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:469:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 467| hash_state_dump(data->hashes[1], &buf, &buflen);
# 468| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 469|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 470| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 471| free(buf);
Error: CLANG_WARNING: [#def83]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:470:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 468| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 469| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 470|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 471| free(buf);
# 472|
Error: CLANG_WARNING: [#def84]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:473:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 471| free(buf);
# 472|
# 473|-> nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 474| nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 475|
Error: CLANG_WARNING: [#def85]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:474:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 472|
# 473| nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 474|-> nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 475|
# 476| nbytes = fwrite(data->g, sizeof(cmph_uint32)*(data->n), (size_t)1, fd);
Error: CLANG_WARNING: [#def86]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:499:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 497| DEBUGP("Loading bmz mphf\n");
# 498| mphf->data = bmz;
# 499|-> nbytes = fread(&nhashes, sizeof(cmph_uint32), (size_t)1, f);
# 500| bmz->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(nhashes + 1));
# 501| bmz->hashes[nhashes] = NULL;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def87]
gobject-introspection-1.80.1/girepository/cmph/bmz.c: scope_hint: In function ‘bmz_load’
gobject-introspection-1.80.1/girepository/cmph/bmz.c:500:21: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘bmz’
# 498| mphf->data = bmz;
# 499| nbytes = fread(&nhashes, sizeof(cmph_uint32), (size_t)1, f);
# 500|-> bmz->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(nhashes + 1));
# 501| bmz->hashes[nhashes] = NULL;
# 502| DEBUGP("Reading %u hashes\n", nhashes);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def88]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:500:40: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘(long unsigned int)(nhashes + 1) * 8’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/bmz.c:500:40: note: heap-based allocation
# 498| mphf->data = bmz;
# 499| nbytes = fread(&nhashes, sizeof(cmph_uint32), (size_t)1, f);
# 500|-> bmz->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(nhashes + 1));
# 501| bmz->hashes[nhashes] = NULL;
# 502| DEBUGP("Reading %u hashes\n", nhashes);
Error: GCC_ANALYZER_WARNING (CWE-823): [#def89]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:501:30: warning[-Wanalyzer-tainted-offset]: use of attacker-controlled value ‘(long unsigned int)nhashes * 8’ as offset without upper-bounds checking
# 499| nbytes = fread(&nhashes, sizeof(cmph_uint32), (size_t)1, f);
# 500| bmz->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(nhashes + 1));
# 501|-> bmz->hashes[nhashes] = NULL;
# 502| DEBUGP("Reading %u hashes\n", nhashes);
# 503| for (i = 0; i < nhashes; ++i)
Error: CLANG_WARNING: [#def90]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:506:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 504| {
# 505| hash_state_t *state = NULL;
# 506|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 507| DEBUGP("Hash state has %u bytes\n", buflen);
# 508| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def91]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:508:31: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/bmz.c:508:31: note: heap-based allocation
# 506| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 507| DEBUGP("Hash state has %u bytes\n", buflen);
# 508|-> buf = (char *)malloc((size_t)buflen);
# 509| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 510| state = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def92]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:509:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 507| DEBUGP("Hash state has %u bytes\n", buflen);
# 508| buf = (char *)malloc((size_t)buflen);
# 509|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 510| state = hash_state_load(buf, buflen);
# 511| bmz->hashes[i] = state;
Error: CLANG_WARNING: [#def93]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:516:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 514|
# 515| DEBUGP("Reading m and n\n");
# 516|-> nbytes = fread(&(bmz->n), sizeof(cmph_uint32), (size_t)1, f);
# 517| nbytes = fread(&(bmz->m), sizeof(cmph_uint32), (size_t)1, f);
# 518|
Error: GCC_ANALYZER_WARNING (CWE-401): [#def94]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:516:18: warning[-Wanalyzer-malloc-leak]: leak of ‘<unknown>’
# 514|
# 515| DEBUGP("Reading m and n\n");
# 516|-> nbytes = fread(&(bmz->n), sizeof(cmph_uint32), (size_t)1, f);
# 517| nbytes = fread(&(bmz->m), sizeof(cmph_uint32), (size_t)1, f);
# 518|
Error: CLANG_WARNING: [#def95]
gobject-introspection-1.80.1/girepository/cmph/bmz.c:517:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 515| DEBUGP("Reading m and n\n");
# 516| nbytes = fread(&(bmz->n), sizeof(cmph_uint32), (size_t)1, f);
# 517|-> nbytes = fread(&(bmz->m), sizeof(cmph_uint32), (size_t)1, f);
# 518|
# 519| bmz->g = (cmph_uint32 *)malloc(sizeof(cmph_uint32)*bmz->n);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def96]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c: scope_hint: In function ‘bmz8_new’
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:83:48: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*bmz8.hashes + (long unsigned int)i * 8’
# 81|
# 82| bmz8->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*3);
# 83|-> for(i = 0; i < 3; ++i) bmz8->hashes[i] = NULL;
# 84|
# 85| do
Error: GCC_ANALYZER_WARNING (CWE-688): [#def97]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:142:11: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘visited’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 140| DEBUGP("Searching step\n");
# 141| visited = (cmph_uint8 *)malloc((size_t)bmz8->n/8 + 1);
# 142|-> memset(visited, 0, (size_t)bmz8->n/8 + 1);
# 143| used_edges = (cmph_uint8 *)malloc((size_t)bmz8->m/8 + 1);
# 144| memset(used_edges, 0, (size_t)bmz8->m/8 + 1);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def98]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:144:11: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘used_edges’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 142| memset(visited, 0, (size_t)bmz8->n/8 + 1);
# 143| used_edges = (cmph_uint8 *)malloc((size_t)bmz8->m/8 + 1);
# 144|-> memset(used_edges, 0, (size_t)bmz8->m/8 + 1);
# 145| free(bmz8->g);
# 146| bmz8->g = (cmph_uint8 *)calloc((size_t)bmz8->n, sizeof(cmph_uint8));
Error: CPPCHECK_WARNING (CWE-401): [#def99]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:330: error[memleakOnRealloc]: Common realloc mistake: 'unused_g_values' nulled but not freed upon failure
# 328| if(nunused_g_values == unused_g_values_capacity)
# 329| {
# 330|-> unused_g_values = (cmph_uint8*)realloc(unused_g_values, ((size_t)(unused_g_values_capacity + BUFSIZ))*sizeof(cmph_uint8));
# 331| unused_g_values_capacity += (cmph_uint8)BUFSIZ;
# 332| }
Error: GCC_ANALYZER_WARNING (CWE-476): [#def100]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c: scope_hint: In function ‘bmz8_traverse_critical_nodes_heuristic’
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:333:85: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘unused_g_values’
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:7: included_from: Included from here.
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:319:61: note: in expansion of macro ‘GETBIT’
# 331| unused_g_values_capacity += (cmph_uint8)BUFSIZ;
# 332| }
# 333|-> unused_g_values[nunused_g_values++] = next_g;
# 334|
# 335| }
Error: CLANG_WARNING: [#def101]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:468:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 466| __cmph_dump(mphf, fd);
# 467|
# 468|-> nbytes = fwrite(&two, sizeof(cmph_uint8), (size_t)1, fd);
# 469|
# 470| hash_state_dump(data->hashes[0], &buf, &buflen);
Error: CLANG_WARNING: [#def102]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:472:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 470| hash_state_dump(data->hashes[0], &buf, &buflen);
# 471| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 472|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 473| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 474| free(buf);
Error: CLANG_WARNING: [#def103]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:473:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 471| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 472| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 473|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 474| free(buf);
# 475|
Error: CLANG_WARNING: [#def104]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:478:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 476| hash_state_dump(data->hashes[1], &buf, &buflen);
# 477| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 478|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 479| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 480| free(buf);
Error: CLANG_WARNING: [#def105]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:479:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 477| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 478| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 479|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 480| free(buf);
# 481|
Error: CLANG_WARNING: [#def106]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:482:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 480| free(buf);
# 481|
# 482|-> nbytes = fwrite(&(data->n), sizeof(cmph_uint8), (size_t)1, fd);
# 483| nbytes = fwrite(&(data->m), sizeof(cmph_uint8), (size_t)1, fd);
# 484|
Error: CLANG_WARNING: [#def107]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:483:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 481|
# 482| nbytes = fwrite(&(data->n), sizeof(cmph_uint8), (size_t)1, fd);
# 483|-> nbytes = fwrite(&(data->m), sizeof(cmph_uint8), (size_t)1, fd);
# 484|
# 485| nbytes = fwrite(data->g, sizeof(cmph_uint8)*(data->n), (size_t)1, fd);
Error: CLANG_WARNING: [#def108]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:509:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 507| DEBUGP("Loading bmz8 mphf\n");
# 508| mphf->data = bmz8;
# 509|-> nbytes = fread(&nhashes, sizeof(cmph_uint8), (size_t)1, f);
# 510| bmz8->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(size_t)(nhashes + 1));
# 511| bmz8->hashes[nhashes] = NULL;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def109]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c: scope_hint: In function ‘bmz8_load’
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:510:22: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘bmz8’
# 508| mphf->data = bmz8;
# 509| nbytes = fread(&nhashes, sizeof(cmph_uint8), (size_t)1, f);
# 510|-> bmz8->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(size_t)(nhashes + 1));
# 511| bmz8->hashes[nhashes] = NULL;
# 512| DEBUGP("Reading %u hashes\n", nhashes);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def110]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:510:41: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘(long unsigned int)((int)nhashes + 1) * 8’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:510:41: note: heap-based allocation
# 508| mphf->data = bmz8;
# 509| nbytes = fread(&nhashes, sizeof(cmph_uint8), (size_t)1, f);
# 510|-> bmz8->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(size_t)(nhashes + 1));
# 511| bmz8->hashes[nhashes] = NULL;
# 512| DEBUGP("Reading %u hashes\n", nhashes);
Error: GCC_ANALYZER_WARNING (CWE-823): [#def111]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:511:31: warning[-Wanalyzer-tainted-offset]: use of attacker-controlled value ‘(long unsigned int)nhashes * 8’ as offset without upper-bounds checking
# 509| nbytes = fread(&nhashes, sizeof(cmph_uint8), (size_t)1, f);
# 510| bmz8->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(size_t)(nhashes + 1));
# 511|-> bmz8->hashes[nhashes] = NULL;
# 512| DEBUGP("Reading %u hashes\n", nhashes);
# 513| for (i = 0; i < nhashes; ++i)
Error: CLANG_WARNING: [#def112]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:516:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 514| {
# 515| hash_state_t *state = NULL;
# 516|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 517| DEBUGP("Hash state has %u bytes\n", buflen);
# 518| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def113]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:518:31: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:518:31: note: heap-based allocation
# 516| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 517| DEBUGP("Hash state has %u bytes\n", buflen);
# 518|-> buf = (char *)malloc((size_t)buflen);
# 519| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 520| state = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def114]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:519:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 517| DEBUGP("Hash state has %u bytes\n", buflen);
# 518| buf = (char *)malloc((size_t)buflen);
# 519|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 520| state = hash_state_load(buf, buflen);
# 521| bmz8->hashes[i] = state;
Error: CLANG_WARNING: [#def115]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:526:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 524|
# 525| DEBUGP("Reading m and n\n");
# 526|-> nbytes = fread(&(bmz8->n), sizeof(cmph_uint8), (size_t)1, f);
# 527| nbytes = fread(&(bmz8->m), sizeof(cmph_uint8), (size_t)1, f);
# 528|
Error: GCC_ANALYZER_WARNING (CWE-401): [#def116]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:526:18: warning[-Wanalyzer-malloc-leak]: leak of ‘<unknown>’
# 524|
# 525| DEBUGP("Reading m and n\n");
# 526|-> nbytes = fread(&(bmz8->n), sizeof(cmph_uint8), (size_t)1, f);
# 527| nbytes = fread(&(bmz8->m), sizeof(cmph_uint8), (size_t)1, f);
# 528|
Error: CLANG_WARNING: [#def117]
gobject-introspection-1.80.1/girepository/cmph/bmz8.c:527:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 525| DEBUGP("Reading m and n\n");
# 526| nbytes = fread(&(bmz8->n), sizeof(cmph_uint8), (size_t)1, f);
# 527|-> nbytes = fread(&(bmz8->m), sizeof(cmph_uint8), (size_t)1, f);
# 528|
# 529| bmz8->g = (cmph_uint8 *)malloc(sizeof(cmph_uint8)*bmz8->n);
Error: GCC_ANALYZER_WARNING: [#def118]
gobject-introspection-1.80.1/girepository/cmph/brz.c: scope_hint: In function ‘brz_new’
gobject-introspection-1.80.1/girepository/cmph/brz.c:155:38: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/brz.c:155:38: note: only use operands of an integer type inside the size argument
# 153| brz->k = (cmph_uint32)ceil(brz->m/((double)brz->b));
# 154| DEBUGP("k: %u\n", brz->k);
# 155|-> brz->size = (cmph_uint8 *) calloc((size_t)brz->k, sizeof(cmph_uint8));
# 156|
# 157| // Clustering the keys by graph id.
Error: GCC_ANALYZER_WARNING (CWE-476): [#def119]
gobject-introspection-1.80.1/girepository/cmph/brz.c: scope_hint: In function ‘brz_gen_mphf’
gobject-introspection-1.80.1/girepository/cmph/brz.c:265:31: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buckets_size’
# 263| fprintf(stderr, "Flushing %u\n", nkeys_in_buffer);
# 264| }
# 265|-> value = buckets_size[0];
# 266| sum = 0;
# 267| keylen1 = 0;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def120]
gobject-introspection-1.80.1/girepository/cmph/brz.c:288:25: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘filename’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_sprintf’ must be non-null
# 286| }
# 287| filename = (char *)calloc(strlen((char *)(brz->tmp_dir)) + 11, sizeof(char));
# 288|-> sprintf(filename, "%s%u.cmph",brz->tmp_dir, nflushes);
# 289| tmp_fd = fopen(filename, "wb");
# 290| free(filename);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def121]
gobject-introspection-1.80.1/girepository/cmph/brz.c:294:69: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘keys_index’
# 292| for(i = 0; i < nkeys_in_buffer; i++)
# 293| {
# 294|-> memcpy(&keylen1, buffer + keys_index[i], sizeof(keylen1));
# 295| nbytes = fwrite(buffer + keys_index[i], (size_t)1, keylen1 + sizeof(keylen1), tmp_fd);
# 296| }
Error: CLANG_WARNING: [#def122]
gobject-introspection-1.80.1/girepository/cmph/brz.c:295:5: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 293| {
# 294| memcpy(&keylen1, buffer + keys_index[i], sizeof(keylen1));
# 295|-> nbytes = fwrite(buffer + keys_index[i], (size_t)1, keylen1 + sizeof(keylen1), tmp_fd);
# 296| }
# 297| nkeys_in_buffer = 0;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def123]
gobject-introspection-1.80.1/girepository/cmph/brz.c:295:42: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘fopen(filename, "wb")’ where non-null expected
gobject-introspection-1.80.1/girepository/cmph/cmph.h:5: included_from: Included from here.
gobject-introspection-1.80.1/girepository/cmph/fch.h:4: included_from: Included from here.
gobject-introspection-1.80.1/girepository/cmph/brz.c:2: included_from: Included from here.
/usr/include/stdio.h:745:15: note: argument 4 of ‘fwrite’ must be non-null
# 293| {
# 294| memcpy(&keylen1, buffer + keys_index[i], sizeof(keylen1));
# 295|-> nbytes = fwrite(buffer + keys_index[i], (size_t)1, keylen1 + sizeof(keylen1), tmp_fd);
# 296| }
# 297| nkeys_in_buffer = 0;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def124]
gobject-introspection-1.80.1/girepository/cmph/brz.c:302:25: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘fopen(filename, "wb")’ where non-null expected
/usr/include/stdio.h:184:12: note: argument 1 of ‘fclose’ must be non-null
# 300| nflushes++;
# 301| free(keys_index);
# 302|-> fclose(tmp_fd);
# 303| }
# 304| memcpy(buffer + memory_usage, &keylen, sizeof(keylen));
Error: GCC_ANALYZER_WARNING (CWE-476): [#def125]
gobject-introspection-1.80.1/girepository/cmph/brz.c:304:17: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buffer’
# 302| fclose(tmp_fd);
# 303| }
# 304|-> memcpy(buffer + memory_usage, &keylen, sizeof(keylen));
# 305| memcpy(buffer + memory_usage + sizeof(keylen), key, (size_t)keylen);
# 306| memory_usage += keylen + (cmph_uint32)sizeof(keylen);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def126]
gobject-introspection-1.80.1/girepository/cmph/brz.c:328:23: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buckets_size’
# 326| fprintf(stderr, "Flushing %u\n", nkeys_in_buffer);
# 327| }
# 328|-> value = buckets_size[0];
# 329| sum = 0;
# 330| keylen1 = 0;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def127]
gobject-introspection-1.80.1/girepository/cmph/brz.c:350:17: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘filename’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_sprintf’ must be non-null
# 348| }
# 349| filename = (char *)calloc(strlen((char *)(brz->tmp_dir)) + 11, sizeof(char));
# 350|-> sprintf(filename, "%s%u.cmph",brz->tmp_dir, nflushes);
# 351| tmp_fd = fopen(filename, "wb");
# 352| free(filename);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def128]
gobject-introspection-1.80.1/girepository/cmph/brz.c:356:61: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘keys_index’
# 354| for(i = 0; i < nkeys_in_buffer; i++)
# 355| {
# 356|-> memcpy(&keylen1, buffer + keys_index[i], sizeof(keylen1));
# 357| nbytes = fwrite(buffer + keys_index[i], (size_t)1, keylen1 + sizeof(keylen1), tmp_fd);
# 358| }
Error: CLANG_WARNING: [#def129]
gobject-introspection-1.80.1/girepository/cmph/brz.c:357:4: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 355| {
# 356| memcpy(&keylen1, buffer + keys_index[i], sizeof(keylen1));
# 357|-> nbytes = fwrite(buffer + keys_index[i], (size_t)1, keylen1 + sizeof(keylen1), tmp_fd);
# 358| }
# 359| nkeys_in_buffer = 0;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def130]
gobject-introspection-1.80.1/girepository/cmph/brz.c:357:34: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘fopen(filename, "wb")’ where non-null expected
/usr/include/stdio.h:745:15: note: argument 4 of ‘fwrite’ must be non-null
# 355| {
# 356| memcpy(&keylen1, buffer + keys_index[i], sizeof(keylen1));
# 357|-> nbytes = fwrite(buffer + keys_index[i], (size_t)1, keylen1 + sizeof(keylen1), tmp_fd);
# 358| }
# 359| nkeys_in_buffer = 0;
Error: CLANG_WARNING: [#def131]
gobject-introspection-1.80.1/girepository/cmph/brz.c:359:3: warning[deadcode.DeadStores]: Value stored to 'nkeys_in_buffer' is never read
# 357| nbytes = fwrite(buffer + keys_index[i], (size_t)1, keylen1 + sizeof(keylen1), tmp_fd);
# 358| }
# 359|-> nkeys_in_buffer = 0;
# 360| memory_usage = 0;
# 361| memset((void *)buckets_size, 0, brz->k*sizeof(cmph_uint32));
Error: CLANG_WARNING: [#def132]
gobject-introspection-1.80.1/girepository/cmph/brz.c:360:3: warning[deadcode.DeadStores]: Value stored to 'memory_usage' is never read
# 358| }
# 359| nkeys_in_buffer = 0;
# 360|-> memory_usage = 0;
# 361| memset((void *)buckets_size, 0, brz->k*sizeof(cmph_uint32));
# 362| nflushes++;
Error: CLANG_WARNING: [#def133]
gobject-introspection-1.80.1/girepository/cmph/brz.c:376:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 374| }
# 375| /* Starting to dump to disk the resultant MPHF: __cmph_dump function */
# 376|-> nbytes = fwrite(cmph_names[CMPH_BRZ], (size_t)(strlen(cmph_names[CMPH_BRZ]) + 1), (size_t)1, brz->mphf_fd);
# 377| nbytes = fwrite(&(brz->m), sizeof(brz->m), (size_t)1, brz->mphf_fd);
# 378| nbytes = fwrite(&(brz->c), sizeof(double), (size_t)1, brz->mphf_fd);
Error: CLANG_WARNING: [#def134]
gobject-introspection-1.80.1/girepository/cmph/brz.c:377:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 375| /* Starting to dump to disk the resultant MPHF: __cmph_dump function */
# 376| nbytes = fwrite(cmph_names[CMPH_BRZ], (size_t)(strlen(cmph_names[CMPH_BRZ]) + 1), (size_t)1, brz->mphf_fd);
# 377|-> nbytes = fwrite(&(brz->m), sizeof(brz->m), (size_t)1, brz->mphf_fd);
# 378| nbytes = fwrite(&(brz->c), sizeof(double), (size_t)1, brz->mphf_fd);
# 379| nbytes = fwrite(&(brz->algo), sizeof(brz->algo), (size_t)1, brz->mphf_fd);
Error: CLANG_WARNING: [#def135]
gobject-introspection-1.80.1/girepository/cmph/brz.c:378:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 376| nbytes = fwrite(cmph_names[CMPH_BRZ], (size_t)(strlen(cmph_names[CMPH_BRZ]) + 1), (size_t)1, brz->mphf_fd);
# 377| nbytes = fwrite(&(brz->m), sizeof(brz->m), (size_t)1, brz->mphf_fd);
# 378|-> nbytes = fwrite(&(brz->c), sizeof(double), (size_t)1, brz->mphf_fd);
# 379| nbytes = fwrite(&(brz->algo), sizeof(brz->algo), (size_t)1, brz->mphf_fd);
# 380| nbytes = fwrite(&(brz->k), sizeof(cmph_uint32), (size_t)1, brz->mphf_fd); // number of MPHFs
Error: CLANG_WARNING: [#def136]
gobject-introspection-1.80.1/girepository/cmph/brz.c:379:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 377| nbytes = fwrite(&(brz->m), sizeof(brz->m), (size_t)1, brz->mphf_fd);
# 378| nbytes = fwrite(&(brz->c), sizeof(double), (size_t)1, brz->mphf_fd);
# 379|-> nbytes = fwrite(&(brz->algo), sizeof(brz->algo), (size_t)1, brz->mphf_fd);
# 380| nbytes = fwrite(&(brz->k), sizeof(cmph_uint32), (size_t)1, brz->mphf_fd); // number of MPHFs
# 381| nbytes = fwrite(brz->size, sizeof(cmph_uint8)*(brz->k), (size_t)1, brz->mphf_fd);
Error: CLANG_WARNING: [#def137]
gobject-introspection-1.80.1/girepository/cmph/brz.c:380:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 378| nbytes = fwrite(&(brz->c), sizeof(double), (size_t)1, brz->mphf_fd);
# 379| nbytes = fwrite(&(brz->algo), sizeof(brz->algo), (size_t)1, brz->mphf_fd);
# 380|-> nbytes = fwrite(&(brz->k), sizeof(cmph_uint32), (size_t)1, brz->mphf_fd); // number of MPHFs
# 381| nbytes = fwrite(brz->size, sizeof(cmph_uint8)*(brz->k), (size_t)1, brz->mphf_fd);
# 382| if (nbytes == 0 && ferror(brz->mphf_fd)) {
Error: CLANG_WARNING: [#def138]
gobject-introspection-1.80.1/girepository/cmph/brz.c:392:2: warning[deadcode.DeadStores]: Value stored to 'memory_usage' is never read
# 390| buffer_h0 = (cmph_uint32 *)calloc((size_t)nflushes, sizeof(cmph_uint32));
# 391|
# 392|-> memory_usage = 0;
# 393| for(i = 0; i < nflushes; i++)
# 394| {
Error: CLANG_WARNING: [#def139]
gobject-introspection-1.80.1/girepository/cmph/brz.c:413:16: warning[unix.Malloc]: Use of memory allocated with size zero
# 411| {
# 412| i = brz_min_index(buffer_h0, nflushes);
# 413|-> cur_bucket = buffer_h0[i];
# 414| key = (char *)buffer_manager_read_key(buff_manager, i, &keylen);
# 415| if(key)
Error: GCC_ANALYZER_WARNING (CWE-476): [#def140]
gobject-introspection-1.80.1/girepository/cmph/brz.c:413:28: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buffer_h0’
# 411| {
# 412| i = brz_min_index(buffer_h0, nflushes);
# 413|-> cur_bucket = buffer_h0[i];
# 414| key = (char *)buffer_manager_read_key(buff_manager, i, &keylen);
# 415| if(key)
Error: GCC_ANALYZER_WARNING (CWE-476): [#def141]
gobject-introspection-1.80.1/girepository/cmph/brz.c:422:53: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘keys_vd’
# 420| h0 = hash(brz->h0, key+sizeof(keylen), keylen) % brz->k;
# 421| if (h0 != buffer_h0[i]) break;
# 422|-> keys_vd[nkeys_vd++] = (cmph_uint8 *)key;
# 423| key = NULL; //transfer memory ownership
# 424| e++;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def142]
gobject-introspection-1.80.1/girepository/cmph/brz.c:430:53: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘keys_vd’
gobject-introspection-1.80.1/girepository/cmph/brz.c:16: included_from: Included from here.
# 428| {
# 429| assert(nkeys_vd < brz->size[cur_bucket]);
# 430|-> keys_vd[nkeys_vd++] = buffer_merge[i];
# 431| buffer_merge[i] = NULL; //transfer memory ownership
# 432| e++;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def143]
gobject-introspection-1.80.1/girepository/cmph/brz.c:430:67: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buffer_merge’
# 428| {
# 429| assert(nkeys_vd < brz->size[cur_bucket]);
# 430|-> keys_vd[nkeys_vd++] = buffer_merge[i];
# 431| buffer_merge[i] = NULL; //transfer memory ownership
# 432| e++;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def144]
gobject-introspection-1.80.1/girepository/cmph/brz.c:440:45: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘keys_vd’
# 438| {
# 439| assert(nkeys_vd < brz->size[cur_bucket]);
# 440|-> keys_vd[nkeys_vd++] = buffer_merge[i];
# 441| buffer_merge[i] = NULL; //transfer memory ownership
# 442| e++;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def145]
gobject-introspection-1.80.1/girepository/cmph/brz.c:440:59: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buffer_merge’
# 438| {
# 439| assert(nkeys_vd < brz->size[cur_bucket]);
# 440|-> keys_vd[nkeys_vd++] = buffer_merge[i];
# 441| buffer_merge[i] = NULL; //transfer memory ownership
# 442| e++;
Error: CLANG_WARNING: [#def146]
gobject-introspection-1.80.1/girepository/cmph/brz.c:494:11: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 492| default: assert(0);
# 493| }
# 494|-> nbytes = fwrite(bufmphf, (size_t)buflenmphf, (size_t)1, brz->mphf_fd);
# 495| free(bufmphf);
# 496| bufmphf = NULL;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def147]
gobject-introspection-1.80.1/girepository/cmph/brz.c: scope_hint: In function ‘brz_copy_partial_fch_mphf’
gobject-introspection-1.80.1/girepository/cmph/brz.c:541:9: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buf’
# 539| *buflen = buflenh1 + buflenh2 + n + 2U * (cmph_uint32)sizeof(cmph_uint32);
# 540| buf = (char *)malloc((size_t)(*buflen));
# 541|-> memcpy(buf, &buflenh1, sizeof(cmph_uint32));
# 542| memcpy(buf+sizeof(cmph_uint32), bufh1, (size_t)buflenh1);
# 543| memcpy(buf+sizeof(cmph_uint32)+buflenh1, &buflenh2, sizeof(cmph_uint32));
Error: GCC_ANALYZER_WARNING (CWE-476): [#def148]
gobject-introspection-1.80.1/girepository/cmph/brz.c: scope_hint: In function ‘brz_copy_partial_bmz8_mphf’
gobject-introspection-1.80.1/girepository/cmph/brz.c:562:9: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buf’
# 560| *buflen = buflenh1 + buflenh2 + n + 2U * (cmph_uint32)sizeof(cmph_uint32);
# 561| buf = (char *)malloc((size_t)(*buflen));
# 562|-> memcpy(buf, &buflenh1, sizeof(cmph_uint32));
# 563| memcpy(buf+sizeof(cmph_uint32), bufh1, (size_t)buflenh1);
# 564| memcpy(buf+sizeof(cmph_uint32)+buflenh1, &buflenh2, sizeof(cmph_uint32));
Error: CLANG_WARNING: [#def149]
gobject-introspection-1.80.1/girepository/cmph/brz.c:584:9: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 582| hash_state_dump(data->h0, &buf, &buflen);
# 583| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 584|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 585| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 586| free(buf);
Error: CLANG_WARNING: [#def150]
gobject-introspection-1.80.1/girepository/cmph/brz.c:585:9: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 583| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 584| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 585|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 586| free(buf);
# 587| // Dumping m and the vector offset.
Error: CLANG_WARNING: [#def151]
gobject-introspection-1.80.1/girepository/cmph/brz.c:588:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 586| free(buf);
# 587| // Dumping m and the vector offset.
# 588|-> nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 589| nbytes = fwrite(data->offset, sizeof(cmph_uint32)*(data->k), (size_t)1, fd);
# 590| if (nbytes == 0 && ferror(fd)) {
Error: CLANG_WARNING: [#def152]
gobject-introspection-1.80.1/girepository/cmph/brz.c:607:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 605| DEBUGP("Loading brz mphf\n");
# 606| mphf->data = brz;
# 607|-> nbytes = fread(&(brz->c), sizeof(double), (size_t)1, f);
# 608| nbytes = fread(&(brz->algo), sizeof(brz->algo), (size_t)1, f); // Reading algo.
# 609| nbytes = fread(&(brz->k), sizeof(cmph_uint32), (size_t)1, f);
Error: CLANG_WARNING: [#def153]
gobject-introspection-1.80.1/girepository/cmph/brz.c:608:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 606| mphf->data = brz;
# 607| nbytes = fread(&(brz->c), sizeof(double), (size_t)1, f);
# 608|-> nbytes = fread(&(brz->algo), sizeof(brz->algo), (size_t)1, f); // Reading algo.
# 609| nbytes = fread(&(brz->k), sizeof(cmph_uint32), (size_t)1, f);
# 610| brz->size = (cmph_uint8 *) malloc(sizeof(cmph_uint8)*brz->k);
Error: CLANG_WARNING: [#def154]
gobject-introspection-1.80.1/girepository/cmph/brz.c:609:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 607| nbytes = fread(&(brz->c), sizeof(double), (size_t)1, f);
# 608| nbytes = fread(&(brz->algo), sizeof(brz->algo), (size_t)1, f); // Reading algo.
# 609|-> nbytes = fread(&(brz->k), sizeof(cmph_uint32), (size_t)1, f);
# 610| brz->size = (cmph_uint8 *) malloc(sizeof(cmph_uint8)*brz->k);
# 611| nbytes = fread(brz->size, sizeof(cmph_uint8)*(brz->k), (size_t)1, f);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def155]
gobject-introspection-1.80.1/girepository/cmph/brz.c: scope_hint: In function ‘brz_load’
gobject-introspection-1.80.1/girepository/cmph/brz.c:610:67: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘brz’
# 608| nbytes = fread(&(brz->algo), sizeof(brz->algo), (size_t)1, f); // Reading algo.
# 609| nbytes = fread(&(brz->k), sizeof(cmph_uint32), (size_t)1, f);
# 610|-> brz->size = (cmph_uint8 *) malloc(sizeof(cmph_uint8)*brz->k);
# 611| nbytes = fread(brz->size, sizeof(cmph_uint8)*(brz->k), (size_t)1, f);
# 612| brz->h1 = (hash_state_t **)malloc(sizeof(hash_state_t *)*brz->k);
Error: CLANG_WARNING: [#def156]
gobject-introspection-1.80.1/girepository/cmph/brz.c:611:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 609| nbytes = fread(&(brz->k), sizeof(cmph_uint32), (size_t)1, f);
# 610| brz->size = (cmph_uint8 *) malloc(sizeof(cmph_uint8)*brz->k);
# 611|-> nbytes = fread(brz->size, sizeof(cmph_uint8)*(brz->k), (size_t)1, f);
# 612| brz->h1 = (hash_state_t **)malloc(sizeof(hash_state_t *)*brz->k);
# 613| brz->h2 = (hash_state_t **)malloc(sizeof(hash_state_t *)*brz->k);
Error: CLANG_WARNING: [#def157]
gobject-introspection-1.80.1/girepository/cmph/brz.c:620:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 618| {
# 619| // h1
# 620|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 621| DEBUGP("Hash state 1 has %u bytes\n", buflen);
# 622| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def158]
gobject-introspection-1.80.1/girepository/cmph/brz.c:622:31: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/brz.c:622:31: note: heap-based allocation
# 620| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 621| DEBUGP("Hash state 1 has %u bytes\n", buflen);
# 622|-> buf = (char *)malloc((size_t)buflen);
# 623| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 624| brz->h1[i] = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def159]
gobject-introspection-1.80.1/girepository/cmph/brz.c:623:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 621| DEBUGP("Hash state 1 has %u bytes\n", buflen);
# 622| buf = (char *)malloc((size_t)buflen);
# 623|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 624| brz->h1[i] = hash_state_load(buf, buflen);
# 625| free(buf);
Error: CLANG_WARNING: [#def160]
gobject-introspection-1.80.1/girepository/cmph/brz.c:627:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 625| free(buf);
# 626| //h2
# 627|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 628| DEBUGP("Hash state 2 has %u bytes\n", buflen);
# 629| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def161]
gobject-introspection-1.80.1/girepository/cmph/brz.c:629:31: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/brz.c:629:31: note: heap-based allocation
# 627| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 628| DEBUGP("Hash state 2 has %u bytes\n", buflen);
# 629|-> buf = (char *)malloc((size_t)buflen);
# 630| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 631| brz->h2[i] = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def162]
gobject-introspection-1.80.1/girepository/cmph/brz.c:630:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 628| DEBUGP("Hash state 2 has %u bytes\n", buflen);
# 629| buf = (char *)malloc((size_t)buflen);
# 630|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 631| brz->h2[i] = hash_state_load(buf, buflen);
# 632| free(buf);
Error: GCC_ANALYZER_WARNING: [#def163]
gobject-introspection-1.80.1/girepository/cmph/brz.c:644:43: warning[-Wanalyzer-imprecise-fp-arithmetic]: use of floating-point arithmetic here might yield unexpected results
gobject-introspection-1.80.1/girepository/cmph/brz.c:644:43: note: only use operands of an integer type inside the size argument
# 642| }
# 643| DEBUGP("g_i has %u bytes\n", n);
# 644|-> brz->g[i] = (cmph_uint8 *)calloc((size_t)n, sizeof(cmph_uint8));
# 645| nbytes = fread(brz->g[i], sizeof(cmph_uint8)*n, (size_t)1, f);
# 646| }
Error: CLANG_WARNING: [#def164]
gobject-introspection-1.80.1/girepository/cmph/brz.c:645:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 643| DEBUGP("g_i has %u bytes\n", n);
# 644| brz->g[i] = (cmph_uint8 *)calloc((size_t)n, sizeof(cmph_uint8));
# 645|-> nbytes = fread(brz->g[i], sizeof(cmph_uint8)*n, (size_t)1, f);
# 646| }
# 647| //loading h0
Error: GCC_ANALYZER_WARNING (CWE-401): [#def165]
gobject-introspection-1.80.1/girepository/cmph/brz.c:645:35: warning[-Wanalyzer-malloc-leak]: leak of ‘calloc((long unsigned int)n, 1)’
# 643| DEBUGP("g_i has %u bytes\n", n);
# 644| brz->g[i] = (cmph_uint8 *)calloc((size_t)n, sizeof(cmph_uint8));
# 645|-> nbytes = fread(brz->g[i], sizeof(cmph_uint8)*n, (size_t)1, f);
# 646| }
# 647| //loading h0
Error: CLANG_WARNING: [#def166]
gobject-introspection-1.80.1/girepository/cmph/brz.c:648:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 646| }
# 647| //loading h0
# 648|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 649| DEBUGP("Hash state has %u bytes\n", buflen);
# 650| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def167]
gobject-introspection-1.80.1/girepository/cmph/brz.c:650:23: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/brz.c:650:23: note: heap-based allocation
# 648| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 649| DEBUGP("Hash state has %u bytes\n", buflen);
# 650|-> buf = (char *)malloc((size_t)buflen);
# 651| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 652| brz->h0 = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def168]
gobject-introspection-1.80.1/girepository/cmph/brz.c:651:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 649| DEBUGP("Hash state has %u bytes\n", buflen);
# 650| buf = (char *)malloc((size_t)buflen);
# 651|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 652| brz->h0 = hash_state_load(buf, buflen);
# 653| free(buf);
Error: CLANG_WARNING: [#def169]
gobject-introspection-1.80.1/girepository/cmph/brz.c:656:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 654|
# 655| //loading c, m, and the vector offset.
# 656|-> nbytes = fread(&(brz->m), sizeof(cmph_uint32), (size_t)1, f);
# 657| brz->offset = (cmph_uint32 *)malloc(sizeof(cmph_uint32)*brz->k);
# 658| nbytes = fread(brz->offset, sizeof(cmph_uint32)*(brz->k), (size_t)1, f);
Error: CLANG_WARNING: [#def170]
gobject-introspection-1.80.1/girepository/cmph/brz.c:704:2: warning[deadcode.DeadStores]: Value stored to 'mphf_bucket' is never read
# 702| h1 = hash(brz->h1[h0], key, keylen) % m;
# 703| h2 = hash(brz->h2[h0], key, keylen) % m;
# 704|-> mphf_bucket = 0;
# 705| h1 = mixh10h11h12(b, p1, p2, h1);
# 706| mphf_bucket = (cmph_uint8)((h2 + brz->g[h0][h1]) % m);
Error: CLANG_WARNING: [#def171]
gobject-introspection-1.80.1/girepository/cmph/brz.c:871:2: warning[deadcode.DeadStores]: Value stored to 'n' is never read
# 869| size += hash_state_packed_size(h2_type) * data->k;
# 870|
# 871|-> n = 0;
# 872| for(i = 0; i < data->k; i++)
# 873| {
Error: CLANG_WARNING: [#def172]
gobject-introspection-1.80.1/girepository/cmph/brz.c:1011:2: warning[deadcode.DeadStores]: Value stored to 'mphf_bucket' is never read
# 1009| h2 = hash_packed(h2_ptr, h2_type, key, keylen) % m;
# 1010|
# 1011|-> mphf_bucket = 0;
# 1012| h1 = mixh10h11h12(b, p1, p2, h1);
# 1013| mphf_bucket = (cmph_uint8)((h2 + g[h1]) % m);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def173]
gobject-introspection-1.80.1/girepository/cmph/buffer_entry.c: scope_hint: In function ‘buffer_entry_read_key’
gobject-introspection-1.80.1/girepository/cmph/buffer_entry.c:72:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*buffer_entry.buff + (sizetype)*buffer_entry.pos’ where non-null expected
<built-in>: note: argument 2 of ‘__builtin_memcpy’ must be non-null
# 70| buffer_entry_load(buffer_entry);
# 71| }
# 72|-> memcpy(keylen + copied_bytes, buffer_entry->buff + buffer_entry->pos, (size_t)lacked_bytes);
# 73| buffer_entry->pos += lacked_bytes;
# 74|
Error: GCC_ANALYZER_WARNING (CWE-476): [#def174]
gobject-introspection-1.80.1/girepository/cmph/buffer_entry.c:78:9: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘buf’
# 76| copied_bytes = 0;
# 77| buf = (cmph_uint8 *)malloc(*keylen + sizeof(*keylen));
# 78|-> memcpy(buf, keylen, sizeof(*keylen));
# 79| if((buffer_entry->pos + lacked_bytes) > buffer_entry->nbytes) {
# 80| copied_bytes = buffer_entry->nbytes - buffer_entry->pos;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def175]
gobject-introspection-1.80.1/girepository/cmph/buffer_entry.c:87:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*buffer_entry.buff + (sizetype)*buffer_entry.pos’ where non-null expected
<built-in>: note: argument 2 of ‘__builtin_memcpy’ must be non-null
# 85| buffer_entry_load(buffer_entry);
# 86| }
# 87|-> memcpy(buf+sizeof(*keylen)+copied_bytes, buffer_entry->buff + buffer_entry->pos, (size_t)lacked_bytes);
# 88| buffer_entry->pos += lacked_bytes;
# 89| return buf;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def176]
gobject-introspection-1.80.1/girepository/cmph/buffer_manager.c: scope_hint: In function ‘buffer_manager_new’
gobject-introspection-1.80.1/girepository/cmph/buffer_manager.c:28:49: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘calloc((long unsigned int)nentries, 8)’
gobject-introspection-1.80.1/girepository/cmph/buffer_manager.c:4: included_from: Included from here.
# 26| for(i = 0; i < buff_manager->nentries; i++)
# 27| {
# 28|-> buff_manager->buffer_entries[i] = buffer_entry_new(memory_avail_entry);
# 29| }
# 30| return buff_manager;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def177]
gobject-introspection-1.80.1/girepository/cmph/chd.c: scope_hint: In function ‘chd_new’
gobject-introspection-1.80.1/girepository/cmph/chd.c:133:43: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘vals_table’
gobject-introspection-1.80.1/girepository/cmph/chd.c:13: included_from: Included from here.
gobject-introspection-1.80.1/girepository/cmph/chd.c:131:21: note: in expansion of macro ‘GETBIT32’
# 131| if(!GETBIT32(occup_table, i))
# 132| {
# 133|-> vals_table[idx++] = i;
# 134| }
# 135| }
Error: GCC_ANALYZER_WARNING (CWE-476): [#def178]
gobject-introspection-1.80.1/girepository/cmph/chd.c:146:20: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘mphf’
# 144|
# 145| mphf = (cmph_t *)malloc(sizeof(cmph_t));
# 146|-> mphf->algo = mph->algo;
# 147| chdf = (chd_data_t *)malloc(sizeof(chd_data_t));
# 148|
Error: GCC_ANALYZER_WARNING (CWE-476): [#def179]
gobject-introspection-1.80.1/girepository/cmph/chd.c:149:25: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘chdf’
# 147| chdf = (chd_data_t *)malloc(sizeof(chd_data_t));
# 148|
# 149|-> chdf->packed_cr = packed_cr;
# 150| packed_cr = NULL; //transfer memory ownership
# 151|
Error: CLANG_WARNING: [#def180]
gobject-introspection-1.80.1/girepository/cmph/chd.c:184:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 182| mphf->data = chd;
# 183|
# 184|-> nbytes = fread(&chd->packed_chd_phf_size, sizeof(cmph_uint32), (size_t)1, fd);
# 185| DEBUGP("Loading CHD_PH perfect hash function with %u bytes to disk\n", chd->packed_chd_phf_size);
# 186| chd->packed_chd_phf = (cmph_uint8 *) calloc((size_t)chd->packed_chd_phf_size,(size_t)1);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def181]
gobject-introspection-1.80.1/girepository/cmph/chd.c: scope_hint: In function ‘chd_load’
gobject-introspection-1.80.1/girepository/cmph/chd.c:186:64: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘chd’
# 184| nbytes = fread(&chd->packed_chd_phf_size, sizeof(cmph_uint32), (size_t)1, fd);
# 185| DEBUGP("Loading CHD_PH perfect hash function with %u bytes to disk\n", chd->packed_chd_phf_size);
# 186|-> chd->packed_chd_phf = (cmph_uint8 *) calloc((size_t)chd->packed_chd_phf_size,(size_t)1);
# 187| nbytes = fread(chd->packed_chd_phf, chd->packed_chd_phf_size, (size_t)1, fd);
# 188|
Error: CLANG_WARNING: [#def182]
gobject-introspection-1.80.1/girepository/cmph/chd.c:187:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 185| DEBUGP("Loading CHD_PH perfect hash function with %u bytes to disk\n", chd->packed_chd_phf_size);
# 186| chd->packed_chd_phf = (cmph_uint8 *) calloc((size_t)chd->packed_chd_phf_size,(size_t)1);
# 187|-> nbytes = fread(chd->packed_chd_phf, chd->packed_chd_phf_size, (size_t)1, fd);
# 188|
# 189| nbytes = fread(&chd->packed_cr_size, sizeof(cmph_uint32), (size_t)1, fd);
Error: CLANG_WARNING: [#def183]
gobject-introspection-1.80.1/girepository/cmph/chd.c:189:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 187| nbytes = fread(chd->packed_chd_phf, chd->packed_chd_phf_size, (size_t)1, fd);
# 188|
# 189|-> nbytes = fread(&chd->packed_cr_size, sizeof(cmph_uint32), (size_t)1, fd);
# 190| DEBUGP("Loading Compressed rank structure, which has %u bytes\n", chd->packed_cr_size);
# 191| chd->packed_cr = (cmph_uint8 *) calloc((size_t)chd->packed_cr_size, (size_t)1);
Error: GCC_ANALYZER_WARNING (CWE-401): [#def184]
gobject-introspection-1.80.1/girepository/cmph/chd.c:189:18: warning[-Wanalyzer-malloc-leak]: leak of ‘<unknown>’
# 187| nbytes = fread(chd->packed_chd_phf, chd->packed_chd_phf_size, (size_t)1, fd);
# 188|
# 189|-> nbytes = fread(&chd->packed_cr_size, sizeof(cmph_uint32), (size_t)1, fd);
# 190| DEBUGP("Loading Compressed rank structure, which has %u bytes\n", chd->packed_cr_size);
# 191| chd->packed_cr = (cmph_uint8 *) calloc((size_t)chd->packed_cr_size, (size_t)1);
Error: CLANG_WARNING: [#def185]
gobject-introspection-1.80.1/girepository/cmph/chd.c:208:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 206|
# 207| DEBUGP("Dumping CHD_PH perfect hash function with %u bytes to disk\n", data->packed_chd_phf_size);
# 208|-> nbytes = fwrite(&data->packed_chd_phf_size, sizeof(cmph_uint32), (size_t)1, fd);
# 209| nbytes = fwrite(data->packed_chd_phf, data->packed_chd_phf_size, (size_t)1, fd);
# 210|
Error: CLANG_WARNING: [#def186]
gobject-introspection-1.80.1/girepository/cmph/chd.c:209:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 207| DEBUGP("Dumping CHD_PH perfect hash function with %u bytes to disk\n", data->packed_chd_phf_size);
# 208| nbytes = fwrite(&data->packed_chd_phf_size, sizeof(cmph_uint32), (size_t)1, fd);
# 209|-> nbytes = fwrite(data->packed_chd_phf, data->packed_chd_phf_size, (size_t)1, fd);
# 210|
# 211| DEBUGP("Dumping compressed rank structure with %u bytes to disk\n", data->packed_cr_size);
Error: CLANG_WARNING: [#def187]
gobject-introspection-1.80.1/girepository/cmph/chd.c:212:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 210|
# 211| DEBUGP("Dumping compressed rank structure with %u bytes to disk\n", data->packed_cr_size);
# 212|-> nbytes = fwrite(&data->packed_cr_size, sizeof(cmph_uint32), (size_t)1, fd);
# 213| nbytes = fwrite(data->packed_cr, data->packed_cr_size, (size_t)1, fd);
# 214| if (nbytes == 0 && ferror(fd)) {
Error: GCC_ANALYZER_WARNING (CWE-476): [#def188]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:87:67: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘tmp_map_item’
# 85| register chd_ph_item_t * tmp_item;
# 86| register chd_ph_map_item_t * tmp_map_item = map_items + item_idx;
# 87|-> register chd_ph_bucket_t * bucket = buckets + tmp_map_item->bucket_num;
# 88| tmp_item = items + bucket->items_list;
# 89|
Error: GCC_ANALYZER_WARNING (CWE-457): [#def189]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c: scope_hint: In function ‘chd_ph_bucket_insert’
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:87:67: warning[-Wanalyzer-use-of-uninitialized-value]: use of uninitialized value ‘*tmp_map_item.bucket_num’
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:6: included_from: Included from here.
# 85| register chd_ph_item_t * tmp_item;
# 86| register chd_ph_map_item_t * tmp_map_item = map_items + item_idx;
# 87|-> register chd_ph_bucket_t * bucket = buckets + tmp_map_item->bucket_num;
# 88| tmp_item = items + bucket->items_list;
# 89|
Error: GCC_ANALYZER_WARNING (CWE-476): [#def190]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c: scope_hint: In function ‘chd_ph_mapping’
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:248:37: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘map_item’
# 246|
# 247| g = hl[0] % chd_ph->nbuckets;
# 248|-> map_item->f = hl[1] % chd_ph->n;
# 249| map_item->h = hl[2] % (chd_ph->n - 1) + 1;
# 250| map_item->bucket_num=g;
Error: CLANG_WARNING: [#def191]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:272:4: warning[deadcode.DeadStores]: Value stored to 'map_item' is never read
# 270| for(i = 0; i < chd_ph->m; i++)
# 271| {
# 272|-> map_item = (map_items + i);
# 273| if(!chd_ph_bucket_insert(buckets, map_items, items, chd_ph->nbuckets, i))
# 274| break;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def192]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c: scope_hint: In function ‘chd_ph_ordering’
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:314:38: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘sorted_lists’
# 312| sorted_lists[bucket_size].size++;
# 313| };
# 314|-> sorted_lists[1].buckets_list = 0;
# 315| // Determine final position of list of buckets into the contiguous array that will store all the buckets
# 316| for(i = 2; i <= max_bucket_size; i++)
Error: CLANG_WARNING: [#def193]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:349:2: warning[deadcode.DeadStores]: Value stored to 'i' is never read
# 347| output_items = (chd_ph_item_t*)calloc(nitems, sizeof(chd_ph_item_t));
# 348| position = 0;
# 349|-> i = 0;
# 350| for(bucket_size = 1; bucket_size <= max_bucket_size; bucket_size++)
# 351| {
Error: CLANG_WARNING: [#def194]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:699:40: warning[unix.MallocSizeof]: Result of 'calloc' is converted to a pointer of type 'cmph_uint8', which is incompatible with sizeof operand type 'cmph_uint32'
# 697|
# 698| if(chd_ph->keys_per_bin == 1)
# 699|-> chd_ph->occup_table = (cmph_uint8 *) calloc(((chd_ph->n + 31)/32), sizeof(cmph_uint32));
# 700| else
# 701| chd_ph->occup_table = (cmph_uint8 *) calloc(chd_ph->n, sizeof(cmph_uint8));
Error: GCC_ANALYZER_WARNING (CWE-476): [#def195]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c: scope_hint: In function ‘chd_ph_new’
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:808:20: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘mphf’
# 806|
# 807| mphf = (cmph_t *)malloc(sizeof(cmph_t));
# 808|-> mphf->algo = mph->algo;
# 809| chd_phf = (chd_ph_data_t *)malloc(sizeof(chd_ph_data_t));
# 810|
Error: GCC_ANALYZER_WARNING (CWE-476): [#def196]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:811:21: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘chd_phf’
# 809| chd_phf = (chd_ph_data_t *)malloc(sizeof(chd_ph_data_t));
# 810|
# 811|-> chd_phf->cs = chd_ph->cs;
# 812| chd_ph->cs = NULL; //transfer memory ownership
# 813| chd_phf->hl = chd_ph->hl;
Error: CLANG_WARNING: [#def197]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:848:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 846| mphf->data = chd_ph;
# 847|
# 848|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 849| DEBUGP("Hash state has %u bytes\n", buflen);
# 850| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def198]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c: scope_hint: In function ‘chd_ph_load’
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:850:23: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:850:23: note: heap-based allocation
# 848| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 849| DEBUGP("Hash state has %u bytes\n", buflen);
# 850|-> buf = (char *)malloc((size_t)buflen);
# 851| nbytes = fread(buf, (size_t)buflen, (size_t)1, fd);
# 852| chd_ph->hl = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def199]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:851:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 849| DEBUGP("Hash state has %u bytes\n", buflen);
# 850| buf = (char *)malloc((size_t)buflen);
# 851|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, fd);
# 852| chd_ph->hl = hash_state_load(buf, buflen);
# 853| free(buf);
Error: CLANG_WARNING: [#def200]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:855:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 853| free(buf);
# 854|
# 855|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 856| DEBUGP("Compressed sequence structure has %u bytes\n", buflen);
# 857| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def201]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:857:23: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:857:23: note: heap-based allocation
# 855| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 856| DEBUGP("Compressed sequence structure has %u bytes\n", buflen);
# 857|-> buf = (char *)malloc((size_t)buflen);
# 858| nbytes = fread(buf, (size_t)buflen, (size_t)1, fd);
# 859| chd_ph->cs = (compressed_seq_t *) calloc(1, sizeof(compressed_seq_t));
Error: CLANG_WARNING: [#def202]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:858:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 856| DEBUGP("Compressed sequence structure has %u bytes\n", buflen);
# 857| buf = (char *)malloc((size_t)buflen);
# 858|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, fd);
# 859| chd_ph->cs = (compressed_seq_t *) calloc(1, sizeof(compressed_seq_t));
# 860| compressed_seq_load(chd_ph->cs, buf, buflen);
Error: CLANG_WARNING: [#def203]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:865:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 863| // loading n and nbuckets
# 864| DEBUGP("Reading n and nbuckets\n");
# 865|-> nbytes = fread(&(chd_ph->n), sizeof(cmph_uint32), (size_t)1, fd);
# 866| nbytes = fread(&(chd_ph->nbuckets), sizeof(cmph_uint32), (size_t)1, fd);
# 867| if (nbytes == 0 && ferror(fd)) {
Error: CLANG_WARNING: [#def204]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:884:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 882| hash_state_dump(data->hl, &buf, &buflen);
# 883| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 884|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 885| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 886| free(buf);
Error: CLANG_WARNING: [#def205]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:885:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 883| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 884| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 885|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 886| free(buf);
# 887|
Error: CLANG_WARNING: [#def206]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:890:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 888| compressed_seq_dump(data->cs, &buf, &buflen);
# 889| DEBUGP("Dumping compressed sequence structure with %u bytes to disk\n", buflen);
# 890|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 891| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 892| free(buf);
Error: CLANG_WARNING: [#def207]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:891:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 889| DEBUGP("Dumping compressed sequence structure with %u bytes to disk\n", buflen);
# 890| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 891|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 892| free(buf);
# 893|
Error: CLANG_WARNING: [#def208]
gobject-introspection-1.80.1/girepository/cmph/chd_ph.c:895:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 893|
# 894| // dumping n and nbuckets
# 895|-> nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 896| nbytes = fwrite(&(data->nbuckets), sizeof(cmph_uint32), (size_t)1, fd);
# 897| if (nbytes == 0 && ferror(fd)) {
Error: GCC_ANALYZER_WARNING (CWE-476): [#def209]
gobject-introspection-1.80.1/girepository/cmph/chm.c: scope_hint: In function ‘chm_new’
gobject-introspection-1.80.1/girepository/cmph/chm.c:71:47: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*chm.hashes + (long unsigned int)i * 8’
# 69|
# 70| chm->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*3);
# 71|-> for(i = 0; i < 3; ++i) chm->hashes[i] = NULL;
# 72| //Mapping step
# 73| if (mph->verbosity)
Error: GCC_ANALYZER_WARNING (CWE-688): [#def210]
gobject-introspection-1.80.1/girepository/cmph/chm.c:112:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘visited’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 110| DEBUGP("Assignment step\n");
# 111| visited = (cmph_uint8 *)malloc((size_t)(chm->n/8 + 1));
# 112|-> memset(visited, 0, (size_t)(chm->n/8 + 1));
# 113| free(chm->g);
# 114| chm->g = (cmph_uint32 *)malloc(chm->n * sizeof(cmph_uint32));
Error: GCC_ANALYZER_WARNING (CWE-476): [#def211]
gobject-introspection-1.80.1/girepository/cmph/chm.c:129:20: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘mphf’
gobject-introspection-1.80.1/girepository/cmph/chm.c:11: included_from: Included from here.
# 127|
# 128| mphf = (cmph_t *)malloc(sizeof(cmph_t));
# 129|-> mphf->algo = mph->algo;
# 130| chmf = (chm_data_t *)malloc(sizeof(chm_data_t));
# 131| chmf->g = chm->g;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def212]
gobject-introspection-1.80.1/girepository/cmph/chm.c:131:17: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘chmf’
# 129| mphf->algo = mph->algo;
# 130| chmf = (chm_data_t *)malloc(sizeof(chm_data_t));
# 131|-> chmf->g = chm->g;
# 132| chm->g = NULL; //transfer memory ownership
# 133| chmf->hashes = chm->hashes;
Error: CLANG_WARNING: [#def213]
gobject-introspection-1.80.1/girepository/cmph/chm.c:212:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 210| __cmph_dump(mphf, fd);
# 211|
# 212|-> nbytes = fwrite(&two, sizeof(cmph_uint32), (size_t)1, fd);
# 213| hash_state_dump(data->hashes[0], &buf, &buflen);
# 214| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
Error: CLANG_WARNING: [#def214]
gobject-introspection-1.80.1/girepository/cmph/chm.c:215:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 213| hash_state_dump(data->hashes[0], &buf, &buflen);
# 214| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 215|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 216| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 217| free(buf);
Error: CLANG_WARNING: [#def215]
gobject-introspection-1.80.1/girepository/cmph/chm.c:216:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 214| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 215| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 216|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 217| free(buf);
# 218|
Error: CLANG_WARNING: [#def216]
gobject-introspection-1.80.1/girepository/cmph/chm.c:221:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 219| hash_state_dump(data->hashes[1], &buf, &buflen);
# 220| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 221|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 222| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 223| free(buf);
Error: CLANG_WARNING: [#def217]
gobject-introspection-1.80.1/girepository/cmph/chm.c:222:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 220| DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 221| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 222|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 223| free(buf);
# 224|
Error: CLANG_WARNING: [#def218]
gobject-introspection-1.80.1/girepository/cmph/chm.c:225:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 223| free(buf);
# 224|
# 225|-> nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 226| nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 227|
Error: CLANG_WARNING: [#def219]
gobject-introspection-1.80.1/girepository/cmph/chm.c:226:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 224|
# 225| nbytes = fwrite(&(data->n), sizeof(cmph_uint32), (size_t)1, fd);
# 226|-> nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 227|
# 228| nbytes = fwrite(data->g, sizeof(cmph_uint32)*data->n, (size_t)1, fd);
Error: CLANG_WARNING: [#def220]
gobject-introspection-1.80.1/girepository/cmph/chm.c:251:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 249| DEBUGP("Loading chm mphf\n");
# 250| mphf->data = chm;
# 251|-> nbytes = fread(&nhashes, sizeof(cmph_uint32), (size_t)1, f);
# 252| chm->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(nhashes + 1));
# 253| chm->hashes[nhashes] = NULL;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def221]
gobject-introspection-1.80.1/girepository/cmph/chm.c: scope_hint: In function ‘chm_load’
gobject-introspection-1.80.1/girepository/cmph/chm.c:252:21: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘chm’
# 250| mphf->data = chm;
# 251| nbytes = fread(&nhashes, sizeof(cmph_uint32), (size_t)1, f);
# 252|-> chm->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(nhashes + 1));
# 253| chm->hashes[nhashes] = NULL;
# 254| DEBUGP("Reading %u hashes\n", nhashes);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def222]
gobject-introspection-1.80.1/girepository/cmph/chm.c:252:40: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘(long unsigned int)(nhashes + 1) * 8’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/chm.c:252:40: note: heap-based allocation
# 250| mphf->data = chm;
# 251| nbytes = fread(&nhashes, sizeof(cmph_uint32), (size_t)1, f);
# 252|-> chm->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(nhashes + 1));
# 253| chm->hashes[nhashes] = NULL;
# 254| DEBUGP("Reading %u hashes\n", nhashes);
Error: GCC_ANALYZER_WARNING (CWE-823): [#def223]
gobject-introspection-1.80.1/girepository/cmph/chm.c:253:30: warning[-Wanalyzer-tainted-offset]: use of attacker-controlled value ‘(long unsigned int)nhashes * 8’ as offset without upper-bounds checking
# 251| nbytes = fread(&nhashes, sizeof(cmph_uint32), (size_t)1, f);
# 252| chm->hashes = (hash_state_t **)malloc(sizeof(hash_state_t *)*(nhashes + 1));
# 253|-> chm->hashes[nhashes] = NULL;
# 254| DEBUGP("Reading %u hashes\n", nhashes);
# 255| for (i = 0; i < nhashes; ++i)
Error: CLANG_WARNING: [#def224]
gobject-introspection-1.80.1/girepository/cmph/chm.c:258:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 256| {
# 257| hash_state_t *state = NULL;
# 258|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 259| DEBUGP("Hash state has %u bytes\n", buflen);
# 260| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def225]
gobject-introspection-1.80.1/girepository/cmph/chm.c:260:31: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/chm.c:260:31: note: heap-based allocation
# 258| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 259| DEBUGP("Hash state has %u bytes\n", buflen);
# 260|-> buf = (char *)malloc((size_t)buflen);
# 261| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 262| state = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def226]
gobject-introspection-1.80.1/girepository/cmph/chm.c:261:3: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 259| DEBUGP("Hash state has %u bytes\n", buflen);
# 260| buf = (char *)malloc((size_t)buflen);
# 261|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 262| state = hash_state_load(buf, buflen);
# 263| chm->hashes[i] = state;
Error: CLANG_WARNING: [#def227]
gobject-introspection-1.80.1/girepository/cmph/chm.c:268:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 266|
# 267| DEBUGP("Reading m and n\n");
# 268|-> nbytes = fread(&(chm->n), sizeof(cmph_uint32), (size_t)1, f);
# 269| nbytes = fread(&(chm->m), sizeof(cmph_uint32), (size_t)1, f);
# 270|
Error: GCC_ANALYZER_WARNING (CWE-401): [#def228]
gobject-introspection-1.80.1/girepository/cmph/chm.c:268:18: warning[-Wanalyzer-malloc-leak]: leak of ‘<unknown>’
# 266|
# 267| DEBUGP("Reading m and n\n");
# 268|-> nbytes = fread(&(chm->n), sizeof(cmph_uint32), (size_t)1, f);
# 269| nbytes = fread(&(chm->m), sizeof(cmph_uint32), (size_t)1, f);
# 270|
Error: CLANG_WARNING: [#def229]
gobject-introspection-1.80.1/girepository/cmph/chm.c:269:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 267| DEBUGP("Reading m and n\n");
# 268| nbytes = fread(&(chm->n), sizeof(cmph_uint32), (size_t)1, f);
# 269|-> nbytes = fread(&(chm->m), sizeof(cmph_uint32), (size_t)1, f);
# 270|
# 271| chm->g = (cmph_uint32 *)malloc(sizeof(cmph_uint32)*chm->n);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def230]
gobject-introspection-1.80.1/girepository/cmph/cmph.c: scope_hint: In function ‘key_byte_vector_read’
gobject-introspection-1.80.1/girepository/cmph/cmph.c:89:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*key’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memcpy’ must be non-null
# 87| size = *keylen;
# 88| *key = (char *)malloc(size);
# 89|-> memcpy(*key, keys_vd[cmph_vector->position] + sizeof(*keylen), size);
# 90| cmph_vector->position = cmph_vector->position + 1;
# 91| return (int)(*keylen);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def231]
gobject-introspection-1.80.1/girepository/cmph/cmph.c: scope_hint: In function ‘key_struct_vector_read’
gobject-introspection-1.80.1/girepository/cmph/cmph.c:103:5: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*key’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memcpy’ must be non-null
# 101| size = *keylen;
# 102| *key = (char *)malloc(size);
# 103|-> memcpy(*key, (keys_vd + (cmph_struct_vector->position * cmph_struct_vector->struct_size) + cmph_struct_vector->key_offset), size);
# 104| cmph_struct_vector->position = cmph_struct_vector->position + 1;
# 105| return (int)(*keylen);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def232]
gobject-introspection-1.80.1/girepository/cmph/cmph.c: scope_hint: In function ‘key_vector_read’
gobject-introspection-1.80.1/girepository/cmph/cmph.c:116:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*key’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_strcpy’ must be non-null
# 114| size = *keylen;
# 115| *key = (char *)malloc(size + 1);
# 116|-> strcpy(*key, keys_vd[cmph_vector->position]);
# 117| cmph_vector->position = cmph_vector->position + 1;
# 118| return (int)(*keylen);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def233]
gobject-introspection-1.80.1/girepository/cmph/cmph_structs.c: scope_hint: In function ‘__config_new’
gobject-introspection-1.80.1/girepository/cmph/cmph_structs.c:12:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘mph’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 10| {
# 11| cmph_config_t *mph = (cmph_config_t *)malloc(sizeof(cmph_config_t));
# 12|-> memset(mph, 0, sizeof(cmph_config_t));
# 13| if (mph == NULL) return NULL;
# 14| mph->key_source = key_source;
Error: CLANG_WARNING: [#def234]
gobject-introspection-1.80.1/girepository/cmph/cmph_structs.c:29:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 27| {
# 28| register size_t nbytes;
# 29|-> nbytes = fwrite(cmph_names[mphf->algo], (size_t)(strlen(cmph_names[mphf->algo]) + 1), (size_t)1, fd);
# 30| nbytes = fwrite(&(mphf->size), sizeof(mphf->size), (size_t)1, fd);
# 31| if (nbytes == 0 && ferror(fd)) {
Error: GCC_ANALYZER_WARNING (CWE-476): [#def235]
gobject-introspection-1.80.1/girepository/cmph/cmph_structs.c: scope_hint: In function ‘__cmph_load’
gobject-introspection-1.80.1/girepository/cmph/cmph_structs.c:65:20: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘mphf’
# 63| }
# 64| mphf = (cmph_t *)malloc(sizeof(cmph_t));
# 65|-> mphf->algo = algo;
# 66| nbytes = fread(&(mphf->size), sizeof(mphf->size), (size_t)1, f);
# 67| mphf->data = NULL;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def236]
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c: scope_hint: In function ‘compressed_rank_generate’
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c:64:35: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘select_vec’
# 62| j++;
# 63| }
# 64|-> select_vec[i - 1] = j;
# 65| };
# 66|
Error: CLANG_WARNING: [#def237]
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c:188:2: warning[deadcode.DeadStores]: Value stored to 'pos' is never read
# 186| }
# 187| #endif
# 188|-> pos += vals_rems_size;
# 189|
# 190| DEBUGP("Dumped compressed rank structure with size %u bytes\n", *buflen);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def238]
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c: scope_hint: In function ‘compressed_rank_load’
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c:238:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*cr.vals_rems’ where non-null expected
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:111:43: note: in definition of macro ‘BITS_TABLE_SIZE’
<built-in>: note: argument 1 of ‘__builtin_memcpy’ must be non-null
# 236| cr->vals_rems = (cmph_uint32 *) calloc(vals_rems_size, sizeof(cmph_uint32));
# 237| vals_rems_size *= 4;
# 238|-> memcpy(cr->vals_rems, buf + pos, vals_rems_size);
# 239|
# 240| #ifdef DEBUG
Error: CLANG_WARNING: [#def239]
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c:246:2: warning[deadcode.DeadStores]: Value stored to 'pos' is never read
# 244| }
# 245| #endif
# 246|-> pos += vals_rems_size;
# 247|
# 248| DEBUGP("Loaded compressed rank structure with size %u bytes\n", buflen);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def240]
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c: scope_hint: In function ‘compressed_rank_pack’
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c:260:17: warning[-Wanalyzer-null-argument]: use of NULL ‘buf’ where non-null expected
<built-in>: note: argument 2 of ‘__builtin_memcpy’ must be non-null
# 258| cmph_uint32 buflen = 0;
# 259| compressed_rank_dump(cr, &buf, &buflen);
# 260|-> memcpy(cr_packed, buf, buflen);
# 261| free(buf);
# 262| }
Error: CLANG_WARNING: [#def241]
gobject-introspection-1.80.1/girepository/cmph/compressed_rank.c:284:38: warning[deadcode.DeadStores]: Although the value stored to 'ptr' is used in the enclosing expression, the value is never actually read from 'ptr'
# 282| register cmph_uint32 * bits_vec = sel_packed + 2; // skipping n and m
# 283|
# 284|-> register cmph_uint32 * vals_rems = (ptr += (buflen_sel >> 2));
# 285|
# 286| // compressed sequence query computation
Error: GCC_ANALYZER_WARNING (CWE-476): [#def242]
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c: scope_hint: In function ‘compressed_seq_generate’
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c:60:36: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘lengths’
# 58| if(vals_table[i] == 0)
# 59| {
# 60|-> lengths[i] = 0;
# 61| }
# 62| else
Error: GCC_ANALYZER_WARNING (CWE-476): [#def243]
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c:64:36: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘lengths’
# 62| else
# 63| {
# 64|-> lengths[i] = compressed_seq_i_log2(vals_table[i] + 1);
# 65| cs->total_length += lengths[i];
# 66| };
Error: GCC_ANALYZER_WARNING (CWE-688): [#def244]
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c: scope_hint: In function ‘compressed_seq_load’
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c:287:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*cs.length_rems’ where non-null expected
gobject-introspection-1.80.1/girepository/cmph/bitbool.h:111:43: note: in definition of macro ‘BITS_TABLE_SIZE’
<built-in>: note: argument 1 of ‘__builtin_memcpy’ must be non-null
# 285| cs->length_rems = (cmph_uint32 *) calloc(length_rems_size, sizeof(cmph_uint32));
# 286| length_rems_size *= 4;
# 287|-> memcpy(cs->length_rems, buf + pos, length_rems_size);
# 288|
# 289| #ifdef DEBUG
Error: GCC_ANALYZER_WARNING (CWE-688): [#def245]
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c:305:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*cs.store_table’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memcpy’ must be non-null
# 303| cs->store_table = (cmph_uint32 *) calloc(store_table_size, sizeof(cmph_uint32));
# 304| store_table_size *= 4;
# 305|-> memcpy(cs->store_table, buf + pos, store_table_size);
# 306|
# 307| #ifdef DEBUG
Error: GCC_ANALYZER_WARNING (CWE-688): [#def246]
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c: scope_hint: In function ‘compressed_seq_pack’
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c:324:17: warning[-Wanalyzer-null-argument]: use of NULL ‘buf’ where non-null expected
<built-in>: note: argument 2 of ‘__builtin_memcpy’ must be non-null
# 322| cmph_uint32 buflen = 0;
# 323| compressed_seq_dump(cs, &buf, &buflen);
# 324|-> memcpy(cs_packed, buf, buflen);
# 325| free(buf);
# 326| }
Error: CLANG_WARNING: [#def247]
gobject-introspection-1.80.1/girepository/cmph/compressed_seq.c:356:17: warning[deadcode.DeadStores]: Although the value stored to 'ptr' is used in the enclosing expression, the value is never actually read from 'ptr'
# 354| length_rems = (ptr += (buflen_sel >> 2));
# 355| length_rems_size = BITS_TABLE_SIZE(n, rem_r);
# 356|-> store_table = (ptr += length_rems_size);
# 357|
# 358|
Error: GCC_ANALYZER_WARNING (CWE-688): [#def248]
gobject-introspection-1.80.1/girepository/cmph/fch.c: scope_hint: In function ‘check_for_collisions_h2’
gobject-introspection-1.80.1/girepository/cmph/fch.c:132:17: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘hashtable’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 130| {
# 131| cmph_uint32 nkeys = fch_buckets_get_size(buckets, sorted_indexes[i]);
# 132|-> memset(hashtable, 0, (size_t)fch->m);
# 133| //DEBUGP("bucket %u -- nkeys: %u\n", i, nkeys);
# 134| for (j = 0; j < nkeys; j++)
Error: GCC_ANALYZER_WARNING (CWE-476): [#def249]
gobject-introspection-1.80.1/girepository/cmph/fch.c: scope_hint: In function ‘searching’
gobject-introspection-1.80.1/girepository/cmph/fch.c:177:33: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘random_table’
# 175| for(i = 0; i < fch->m; i++)
# 176| {
# 177|-> random_table[i] = i;
# 178| }
# 179| permut(random_table, fch->m);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def250]
gobject-introspection-1.80.1/girepository/cmph/fch.c:182:39: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘random_table’
# 180| for(i = 0; i < fch->m; i++)
# 181| {
# 182|-> map_table[random_table[i]] = i;
# 183| }
# 184| do {
Error: CLANG_WARNING: [#def251]
gobject-introspection-1.80.1/girepository/cmph/fch.c:212:43: warning[unix.Malloc]: Use of memory allocated with size zero
# 210| counter = 0;
# 211| restart = 0; // false
# 212|-> fch->g[sorted_indexes[i]] = (fch->m + random_table[filled_count + z] - h2) % fch->m;
# 213| //DEBUGP("g[%u]: %u\n", sorted_indexes[i], fch->g[sorted_indexes[i]]);
# 214| j = INDEX;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def252]
gobject-introspection-1.80.1/girepository/cmph/fch.c:212:83: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘random_table’
# 210| counter = 0;
# 211| restart = 0; // false
# 212|-> fch->g[sorted_indexes[i]] = (fch->m + random_table[filled_count + z] - h2) % fch->m;
# 213| //DEBUGP("g[%u]: %u\n", sorted_indexes[i], fch->g[sorted_indexes[i]]);
# 214| j = INDEX;
Error: CLANG_WARNING: [#def253]
gobject-introspection-1.80.1/girepository/cmph/fch.c:235:7: warning[deadcode.DeadStores]: Value stored to 'counter' is never read
# 233| restart = 1; // true
# 234| filled_count = filled_count - counter;
# 235|-> counter = 0;
# 236| break;
# 237| }
Error: GCC_ANALYZER_WARNING (CWE-476): [#def254]
gobject-introspection-1.80.1/girepository/cmph/fch.c: scope_hint: In function ‘fch_new’
gobject-introspection-1.80.1/girepository/cmph/fch.c:294:20: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘mphf’
gobject-introspection-1.80.1/girepository/cmph/fch.c: scope_hint: In function ‘fch_new’
# 292| if (iterations == 0) return NULL;
# 293| mphf = (cmph_t *)malloc(sizeof(cmph_t));
# 294|-> mphf->algo = mph->algo;
# 295| fchf = (fch_data_t *)malloc(sizeof(fch_data_t));
# 296| fchf->g = fch->g;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def255]
gobject-introspection-1.80.1/girepository/cmph/fch.c:296:17: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘fchf’
gobject-introspection-1.80.1/girepository/cmph/fch.c: scope_hint: In function ‘fch_new’
# 294| mphf->algo = mph->algo;
# 295| fchf = (fch_data_t *)malloc(sizeof(fch_data_t));
# 296|-> fchf->g = fch->g;
# 297| fch->g = NULL; //transfer memory ownership
# 298| fchf->h1 = fch->h1;
Error: CLANG_WARNING: [#def256]
gobject-introspection-1.80.1/girepository/cmph/fch.c:332:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 330| hash_state_dump(data->h1, &buf, &buflen);
# 331| //DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 332|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 333| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 334| free(buf);
Error: CLANG_WARNING: [#def257]
gobject-introspection-1.80.1/girepository/cmph/fch.c:333:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 331| //DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 332| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 333|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 334| free(buf);
# 335|
Error: CLANG_WARNING: [#def258]
gobject-introspection-1.80.1/girepository/cmph/fch.c:338:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 336| hash_state_dump(data->h2, &buf, &buflen);
# 337| //DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 338|-> nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 339| nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 340| free(buf);
Error: CLANG_WARNING: [#def259]
gobject-introspection-1.80.1/girepository/cmph/fch.c:339:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 337| //DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
# 338| nbytes = fwrite(&buflen, sizeof(cmph_uint32), (size_t)1, fd);
# 339|-> nbytes = fwrite(buf, (size_t)buflen, (size_t)1, fd);
# 340| free(buf);
# 341|
Error: CLANG_WARNING: [#def260]
gobject-introspection-1.80.1/girepository/cmph/fch.c:342:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 340| free(buf);
# 341|
# 342|-> nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 343| nbytes = fwrite(&(data->c), sizeof(double), (size_t)1, fd);
# 344| nbytes = fwrite(&(data->b), sizeof(cmph_uint32), (size_t)1, fd);
Error: CLANG_WARNING: [#def261]
gobject-introspection-1.80.1/girepository/cmph/fch.c:343:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 341|
# 342| nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 343|-> nbytes = fwrite(&(data->c), sizeof(double), (size_t)1, fd);
# 344| nbytes = fwrite(&(data->b), sizeof(cmph_uint32), (size_t)1, fd);
# 345| nbytes = fwrite(&(data->p1), sizeof(double), (size_t)1, fd);
Error: CLANG_WARNING: [#def262]
gobject-introspection-1.80.1/girepository/cmph/fch.c:344:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 342| nbytes = fwrite(&(data->m), sizeof(cmph_uint32), (size_t)1, fd);
# 343| nbytes = fwrite(&(data->c), sizeof(double), (size_t)1, fd);
# 344|-> nbytes = fwrite(&(data->b), sizeof(cmph_uint32), (size_t)1, fd);
# 345| nbytes = fwrite(&(data->p1), sizeof(double), (size_t)1, fd);
# 346| nbytes = fwrite(&(data->p2), sizeof(double), (size_t)1, fd);
Error: CLANG_WARNING: [#def263]
gobject-introspection-1.80.1/girepository/cmph/fch.c:345:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 343| nbytes = fwrite(&(data->c), sizeof(double), (size_t)1, fd);
# 344| nbytes = fwrite(&(data->b), sizeof(cmph_uint32), (size_t)1, fd);
# 345|-> nbytes = fwrite(&(data->p1), sizeof(double), (size_t)1, fd);
# 346| nbytes = fwrite(&(data->p2), sizeof(double), (size_t)1, fd);
# 347| nbytes = fwrite(data->g, sizeof(cmph_uint32)*(data->b), (size_t)1, fd);
Error: CLANG_WARNING: [#def264]
gobject-introspection-1.80.1/girepository/cmph/fch.c:346:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 344| nbytes = fwrite(&(data->b), sizeof(cmph_uint32), (size_t)1, fd);
# 345| nbytes = fwrite(&(data->p1), sizeof(double), (size_t)1, fd);
# 346|-> nbytes = fwrite(&(data->p2), sizeof(double), (size_t)1, fd);
# 347| nbytes = fwrite(data->g, sizeof(cmph_uint32)*(data->b), (size_t)1, fd);
# 348| if (nbytes == 0 && ferror(fd)) {
Error: GCC_ANALYZER_WARNING (CWE-476): [#def265]
gobject-introspection-1.80.1/girepository/cmph/fch.c: scope_hint: In function ‘fch_load’
gobject-introspection-1.80.1/girepository/cmph/fch.c:373:17: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘fch’
# 371| mphf->data = fch;
# 372| //DEBUGP("Reading h1\n");
# 373|-> fch->h1 = NULL;
# 374| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 375| //DEBUGP("Hash state of h1 has %u bytes\n", buflen);
Error: CLANG_WARNING: [#def266]
gobject-introspection-1.80.1/girepository/cmph/fch.c:374:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 372| //DEBUGP("Reading h1\n");
# 373| fch->h1 = NULL;
# 374|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 375| //DEBUGP("Hash state of h1 has %u bytes\n", buflen);
# 376| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def267]
gobject-introspection-1.80.1/girepository/cmph/fch.c:376:23: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/fch.c:376:23: note: heap-based allocation
# 374| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 375| //DEBUGP("Hash state of h1 has %u bytes\n", buflen);
# 376|-> buf = (char *)malloc((size_t)buflen);
# 377| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 378| fch->h1 = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def268]
gobject-introspection-1.80.1/girepository/cmph/fch.c:377:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 375| //DEBUGP("Hash state of h1 has %u bytes\n", buflen);
# 376| buf = (char *)malloc((size_t)buflen);
# 377|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 378| fch->h1 = hash_state_load(buf, buflen);
# 379| free(buf);
Error: CLANG_WARNING: [#def269]
gobject-introspection-1.80.1/girepository/cmph/fch.c:385:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 383| //DEBUGP("Reading h2\n");
# 384| fch->h2 = NULL;
# 385|-> nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 386| //DEBUGP("Hash state of h2 has %u bytes\n", buflen);
# 387| buf = (char *)malloc((size_t)buflen);
Error: GCC_ANALYZER_WARNING (CWE-789): [#def270]
gobject-introspection-1.80.1/girepository/cmph/fch.c:387:23: warning[-Wanalyzer-tainted-allocation-size]: use of attacker-controlled value ‘buflen’ as allocation size without upper-bounds checking
gobject-introspection-1.80.1/girepository/cmph/fch.c:387:23: note: heap-based allocation
# 385| nbytes = fread(&buflen, sizeof(cmph_uint32), (size_t)1, f);
# 386| //DEBUGP("Hash state of h2 has %u bytes\n", buflen);
# 387|-> buf = (char *)malloc((size_t)buflen);
# 388| nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 389| fch->h2 = hash_state_load(buf, buflen);
Error: CLANG_WARNING: [#def271]
gobject-introspection-1.80.1/girepository/cmph/fch.c:388:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 386| //DEBUGP("Hash state of h2 has %u bytes\n", buflen);
# 387| buf = (char *)malloc((size_t)buflen);
# 388|-> nbytes = fread(buf, (size_t)buflen, (size_t)1, f);
# 389| fch->h2 = hash_state_load(buf, buflen);
# 390| free(buf);
Error: CLANG_WARNING: [#def272]
gobject-introspection-1.80.1/girepository/cmph/fch.c:394:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 392|
# 393| //DEBUGP("Reading m and n\n");
# 394|-> nbytes = fread(&(fch->m), sizeof(cmph_uint32), (size_t)1, f);
# 395| nbytes = fread(&(fch->c), sizeof(double), (size_t)1, f);
# 396| nbytes = fread(&(fch->b), sizeof(cmph_uint32), (size_t)1, f);
Error: CLANG_WARNING: [#def273]
gobject-introspection-1.80.1/girepository/cmph/fch.c:395:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 393| //DEBUGP("Reading m and n\n");
# 394| nbytes = fread(&(fch->m), sizeof(cmph_uint32), (size_t)1, f);
# 395|-> nbytes = fread(&(fch->c), sizeof(double), (size_t)1, f);
# 396| nbytes = fread(&(fch->b), sizeof(cmph_uint32), (size_t)1, f);
# 397| nbytes = fread(&(fch->p1), sizeof(double), (size_t)1, f);
Error: CLANG_WARNING: [#def274]
gobject-introspection-1.80.1/girepository/cmph/fch.c:396:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 394| nbytes = fread(&(fch->m), sizeof(cmph_uint32), (size_t)1, f);
# 395| nbytes = fread(&(fch->c), sizeof(double), (size_t)1, f);
# 396|-> nbytes = fread(&(fch->b), sizeof(cmph_uint32), (size_t)1, f);
# 397| nbytes = fread(&(fch->p1), sizeof(double), (size_t)1, f);
# 398| nbytes = fread(&(fch->p2), sizeof(double), (size_t)1, f);
Error: CLANG_WARNING: [#def275]
gobject-introspection-1.80.1/girepository/cmph/fch.c:397:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 395| nbytes = fread(&(fch->c), sizeof(double), (size_t)1, f);
# 396| nbytes = fread(&(fch->b), sizeof(cmph_uint32), (size_t)1, f);
# 397|-> nbytes = fread(&(fch->p1), sizeof(double), (size_t)1, f);
# 398| nbytes = fread(&(fch->p2), sizeof(double), (size_t)1, f);
# 399|
Error: CLANG_WARNING: [#def276]
gobject-introspection-1.80.1/girepository/cmph/fch.c:398:2: warning[deadcode.DeadStores]: Value stored to 'nbytes' is never read
# 396| nbytes = fread(&(fch->b), sizeof(cmph_uint32), (size_t)1, f);
# 397| nbytes = fread(&(fch->p1), sizeof(double), (size_t)1, f);
# 398|-> nbytes = fread(&(fch->p2), sizeof(double), (size_t)1, f);
# 399|
# 400| fch->g = (cmph_uint32 *)malloc(sizeof(cmph_uint32)*fch->b);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def277]
gobject-introspection-1.80.1/girepository/cmph/graph.c: scope_hint: In function ‘graph_clear_edges’
gobject-introspection-1.80.1/girepository/cmph/graph.c:165:53: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*g.first + (long unsigned int)i * 4’
# 163| {
# 164| cmph_uint32 i;
# 165|-> for (i = 0; i < g->nnodes; ++i) g->first[i] = EMPTY;
# 166| for (i = 0; i < g->nedges*2; ++i)
# 167| {
Error: GCC_ANALYZER_WARNING (CWE-476): [#def278]
gobject-introspection-1.80.1/girepository/cmph/graph.c:168:29: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*g.edges + (long unsigned int)i * 4’
# 166| for (i = 0; i < g->nedges*2; ++i)
# 167| {
# 168|-> g->edges[i] = EMPTY;
# 169| g->next[i] = EMPTY;
# 170| }
Error: GCC_ANALYZER_WARNING (CWE-476): [#def279]
gobject-introspection-1.80.1/girepository/cmph/graph.c:169:28: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*g.next + (long unsigned int)i * 4’
# 167| {
# 168| g->edges[i] = EMPTY;
# 169|-> g->next[i] = EMPTY;
# 170| }
# 171| g->cedges = 0;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def280]
gobject-introspection-1.80.1/girepository/cmph/graph.c: scope_hint: In function ‘graph_is_cyclic’
gobject-introspection-1.80.1/girepository/cmph/graph.c:234:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘deleted’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 232| cmph_uint8 *deleted = (cmph_uint8 *)malloc((g->nedges*sizeof(cmph_uint8))/8 + 1);
# 233| size_t deleted_len = g->nedges/8 + 1;
# 234|-> memset(deleted, 0, deleted_len);
# 235|
# 236| DEBUGP("Looking for cycles in graph with %u vertices and %u edges\n", g->nnodes, g->nedges);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def281]
gobject-introspection-1.80.1/girepository/cmph/graph.c: scope_hint: In function ‘graph_obtain_critical_nodes’
gobject-introspection-1.80.1/girepository/cmph/graph.c:265:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘deleted’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 263| cmph_uint8 *deleted = (cmph_uint8 *)malloc((g->nedges*sizeof(cmph_uint8))/8+1);
# 264| size_t deleted_len = g->nedges/8 + 1;
# 265|-> memset(deleted, 0, deleted_len);
# 266| free(g->critical_nodes);
# 267| g->critical_nodes = (cmph_uint8 *)malloc((g->nnodes*sizeof(cmph_uint8))/8 + 1);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def282]
gobject-introspection-1.80.1/girepository/cmph/graph.c:269:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*g.critical_nodes’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memset’ must be non-null
# 267| g->critical_nodes = (cmph_uint8 *)malloc((g->nnodes*sizeof(cmph_uint8))/8 + 1);
# 268| g->ncritical_nodes = 0;
# 269|-> memset(g->critical_nodes, 0, (g->nnodes*sizeof(cmph_uint8))/8 + 1);
# 270| DEBUGP("Looking for the 2-core in graph with %u vertices and %u edges\n", g->nnodes, g->nedges);
# 271| for (v = 0; v < g->nnodes; ++v)
Error: GCC_ANALYZER_WARNING (CWE-688): [#def283]
gobject-introspection-1.80.1/girepository/cmph/hash.c: scope_hint: In function ‘hash_state_dump’
gobject-introspection-1.80.1/girepository/cmph/hash.c:68:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*buf’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memcpy’ must be non-null
# 66| }
# 67| *buf = (char *)malloc(strlen(cmph_hash_names[state->hashfunc]) + 1 + *buflen);
# 68|-> memcpy(*buf, cmph_hash_names[state->hashfunc], strlen(cmph_hash_names[state->hashfunc]) + 1);
# 69| DEBUGP("Algobuf is %u\n", *(cmph_uint32 *)algobuf);
# 70| len = *buflen;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def284]
gobject-introspection-1.80.1/girepository/cmph/jenkins_hash.c: scope_hint: In function ‘jenkins_state_new’
gobject-introspection-1.80.1/girepository/cmph/jenkins_hash.c:91:21: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘state’
# 89| jenkins_state_t *state = (jenkins_state_t *)malloc(sizeof(jenkins_state_t));
# 90| DEBUGP("Initializing jenkins hash\n");
# 91|-> state->seed = ((cmph_uint32)rand() % size);
# 92| return state;
# 93| }
Error: CLANG_WARNING: [#def285]
gobject-introspection-1.80.1/girepository/cmph/jenkins_hash.c:223:17: warning[unix.MallocSizeof]: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'cmph_uint32'
# 221| {
# 222| *buflen = sizeof(cmph_uint32);
# 223|-> *buf = (char *)malloc(sizeof(cmph_uint32));
# 224| if (!*buf)
# 225| {
Error: GCC_ANALYZER_WARNING (CWE-476): [#def286]
gobject-introspection-1.80.1/girepository/cmph/jenkins_hash.c: scope_hint: In function ‘jenkins_state_copy’
gobject-introspection-1.80.1/girepository/cmph/jenkins_hash.c:237:30: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘dest_state’
# 235| {
# 236| jenkins_state_t *dest_state = (jenkins_state_t *)malloc(sizeof(jenkins_state_t));
# 237|-> dest_state->hashfunc = src_state->hashfunc;
# 238| dest_state->seed = src_state->seed;
# 239| return dest_state;
Error: GCC_ANALYZER_WARNING (CWE-476): [#def287]
gobject-introspection-1.80.1/girepository/cmph/jenkins_hash.c: scope_hint: In function ‘jenkins_state_load’
gobject-introspection-1.80.1/girepository/cmph/jenkins_hash.c:245:21: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘state’
# 243| {
# 244| jenkins_state_t *state = (jenkins_state_t *)malloc(sizeof(jenkins_state_t));
# 245|-> state->seed = *(cmph_uint32 *)buf;
# 246| state->hashfunc = CMPH_HASH_JENKINS;
# 247| DEBUGP("Loaded jenkins state with seed %u\n", state->seed);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def288]
gobject-introspection-1.80.1/girepository/cmph/select.c: scope_hint: In function ‘select_generate_sel_table’
gobject-introspection-1.80.1/girepository/cmph/select.c:84:65: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘bits_table’
# 82| {
# 83| old_part_sum = part_sum;
# 84|-> part_sum += rank_lookup_table[bits_table[vec_idx]];
# 85| vec_idx++;
# 86| } while (part_sum <= one_idx);
Error: GCC_ANALYZER_WARNING (CWE-476): [#def289]
gobject-introspection-1.80.1/girepository/cmph/select.c:88:50: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘*sel.select_table’
# 86| } while (part_sum <= one_idx);
# 87|
# 88|-> sel->select_table[sel_table_idx] = select_lookup_table[bits_table[vec_idx - 1]][one_idx - old_part_sum] + ((vec_idx - 1) << 3); // ((vec_idx - 1) << 3) = ((vec_idx - 1) * 8)
# 89| one_idx += STEP_SELECT_TABLE ;
# 90| sel_table_idx++;
Error: GCC_ANALYZER_WARNING (CWE-688): [#def290]
gobject-introspection-1.80.1/girepository/cmph/select.c: scope_hint: In function ‘select_load’
gobject-introspection-1.80.1/girepository/cmph/select.c:278:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*sel.bits_vec’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memcpy’ must be non-null
# 276| sel->select_table = (cmph_uint32 *)calloc(sel_table_size/sizeof(cmph_uint32), sizeof(cmph_uint32));
# 277|
# 278|-> memcpy(sel->bits_vec, buf + pos, vec_size);
# 279| pos += vec_size;
# 280| memcpy(sel->select_table, buf + pos, sel_table_size);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def291]
gobject-introspection-1.80.1/girepository/cmph/select.c:280:9: warning[-Wanalyzer-possible-null-argument]: use of possibly-NULL ‘*sel.select_table’ where non-null expected
<built-in>: note: argument 1 of ‘__builtin_memcpy’ must be non-null
# 278| memcpy(sel->bits_vec, buf + pos, vec_size);
# 279| pos += vec_size;
# 280|-> memcpy(sel->select_table, buf + pos, sel_table_size);
# 281|
# 282| DEBUGP("Loaded select structure with size %u bytes\n", buflen);
Error: GCC_ANALYZER_WARNING (CWE-688): [#def292]
gobject-introspection-1.80.1/girepository/cmph/select.c: scope_hint: In function ‘select_pack’
gobject-introspection-1.80.1/girepository/cmph/select.c:298:17: warning[-Wanalyzer-null-argument]: use of NULL ‘buf’ where non-null expected
<built-in>: note: argument 2 of ‘__builtin_memcpy’ must be non-null
# 296| cmph_uint32 buflen = 0;
# 297| select_dump(sel, &buf, &buflen);
# 298|-> memcpy(sel_packed, buf, buflen);
# 299| free(buf);
# 300| }
Error: CPPCHECK_WARNING (CWE-457): [#def293]
gobject-introspection-1.80.1/girepository/gibaseinfo.c:545: error[uninitvar]: Uninitialized variables: &blob.name, &blob.value
# 543| first = (AttributeBlob *) &rinfo->typelib->data[header->attributes];
# 544|
# 545|-> res = bsearch (&blob, first, header->n_attributes,
# 546| header->attribute_blob_size, cmp_attribute);
# 547|
Error: CLANG_WARNING: [#def294]
gobject-introspection-1.80.1/girepository/girffi.c:394:10: warning[unix.Malloc]: Potential leak of memory pointed to by 'atypes'
# 392|
# 393| atypes = g_callable_info_get_ffi_arg_types (callable_info, &n_args);
# 394|-> status = ffi_prep_cif (cif, FFI_DEFAULT_ABI, n_args,
# 395| g_callable_info_get_ffi_return_type (callable_info),
# 396| atypes);
Error: CLANG_WARNING: [#def295]
gobject-introspection-1.80.1/girepository/girmodule.c:558:3: warning[deadcode.DeadStores]: Value stored to 'header' is never read
# 556|
# 557| data = g_realloc (data, offset2);
# 558|-> header = (Header*) data;
# 559|
# 560| data = add_directory_index_section (data, module, &offset2);
Error: CLANG_WARNING: [#def296]
gobject-introspection-1.80.1/girepository/girnode.c:594:32: warning[core.NullDereference]: Access to field 'type' results in a dereference of a null pointer (loaded from variable 'node')
# 592|
# 593| g_debug ("node %p type '%s'", node,
# 594|-> _g_ir_node_type_to_string (node->type));
# 595|
# 596| switch (node->type)
Error: COMPILER_WARNING (CWE-476): [#def297]
gobject-introspection-1.80.1/girepository/girparser.c:661:11: warning[-Wnull-dereference]: potential null pointer dereference
# 661 | if (*str == '<')
# | ^~~~
# 659| str += strlen ("Error");
# 660|
# 661|-> if (*str == '<')
# 662| {
# 663| char *tmp, *end;
Error: CLANG_WARNING: [#def298]
gobject-introspection-1.80.1/girepository/girparser.c:661:11: warning[core.NullDereference]: Dereference of null pointer (loaded from variable 'str')
# 659| str += strlen ("Error");
# 660|
# 661|-> if (*str == '<')
# 662| {
# 663| char *tmp, *end;
Error: CPPCHECK_WARNING (CWE-457): [#def299]
gobject-introspection-1.80.1/girepository/girparser.c:1633: error[legacyUninitvar]: Uninitialized variable: target_state
# 1631| g_assert_not_reached ();
# 1632|
# 1633|-> if (!introspectable_prelude (context, attribute_names, attribute_values, ctx, target_state))
# 1634| return TRUE;
# 1635|
Error: CLANG_WARNING: [#def300]
gobject-introspection-1.80.1/redhat-linux-build/gi-scan.c:184:16: warning[deadcode.DeadStores]: Although the value stored to 'event_num' is used in the enclosing expression, the value is never actually read from 'event_num'
Error: CPPCHECK_WARNING (CWE-476): [#def301]
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerlexer.c:2905: warning[nullPointer]: Possible null pointer dereference: b
# 2903|
# 2904| yy_flush_buffer( b );
# 2905|->
# 2906| b->yy_input_file = file;
# 2907| b->yy_fill_buffer = 1;
Error: CPPCHECK_WARNING (CWE-476): [#def302]
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerlexer.c:2906: warning[nullPointer]: Possible null pointer dereference: b
# 2904| yy_flush_buffer( b );
# 2905|
# 2906|-> b->yy_input_file = file;
# 2907| b->yy_fill_buffer = 1;
# 2908|
Error: GCC_ANALYZER_WARNING (CWE-457): [#def303]
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerparser.c: scope_hint: In function ‘yyparse’
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerparser.c:816:7: warning[-Wanalyzer-use-of-uninitialized-value]: use of uninitialized value ‘yyss’
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerparser.c:801:9: note: in expansion of macro ‘YYCOPY’
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerparser.c:2355:9: note: in expansion of macro ‘YYSTACK_RELOCATE’
/usr/lib64/glib-2.0/include/glibconfig.h:9: included_from: Included from here.
/usr/include/glib-2.0/glib/gtypes.h:34: included_from: Included from here.
/usr/include/glib-2.0/glib/galloca.h:34: included_from: Included from here.
/usr/include/glib-2.0/glib.h:32: included_from: Included from here.
gobject-introspection-1.80.1/giscanner/scannerparser.y:34: included_from: Included from here.
/usr/include/glib-2.0/glib/gmacros.h:1243:31: note: in expansion of macro ‘_G_BOOLEAN_EXPR_IMPL’
/usr/include/glib-2.0/glib/gmacros.h:1244:43: note: in expansion of macro ‘_G_BOOLEAN_EXPR’
/usr/include/glib-2.0/glib/gmessages.h:664:9: note: in expansion of macro ‘G_LIKELY’
gobject-introspection-1.80.1/giscanner/scannerparser.y:1715:3: note: in expansion of macro ‘g_return_val_if_fail’
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerparser.c:816:25: note: in definition of macro ‘YYCOPY’
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerparser.c:2355:9: note: in expansion of macro ‘YYSTACK_RELOCATE’
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerparser.c:801:9: note: in expansion of macro ‘YYCOPY’
gobject-introspection-1.80.1/redhat-linux-build/giscanner/scannerparser.c:2355:9: note: in expansion of macro ‘YYSTACK_RELOCATE’
# 814| # if defined __GNUC__ && 1 < __GNUC__
# 815| # define YYCOPY(Dst, Src, Count) \
# 816|-> __builtin_memcpy (Dst, Src, YY_CAST (YYSIZE_T, (Count)) * sizeof (*(Src)))
# 817| # else
# 818| # define YYCOPY(Dst, Src, Count) \
Error: CLANG_WARNING: [#def304]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspect52jtpgd6/SLetter-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def305]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspect56yuuzxd/GObject-2.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def306]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspect592bqvsc/GIRepository-2.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def307]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspect6g48gl14/Utility-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def308]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspect_wtwf5_z/GtkFrob-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def309]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectare_fcg3/GIMarshallingTests-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def310]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectb7fkvqon/WarnLib-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def311]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectdhdr8386/GetType-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def312]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspecthut8ntp5/Everything-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def313]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectkj8v8kbw/Typedefs-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def314]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectlxjtw1_g/Bar-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def315]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectocrl1fmv/Offsets-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def316]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectpg8zcd4y/Gio-2.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def317]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectqptn4x7y/GLib-2.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def318]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspects3ixkxwk/GModule-2.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CLANG_WARNING: [#def319]
gobject-introspection-1.80.1/redhat-linux-build/tmp-introspectzd5ubv0r/Regress-1.0.c:799:27: warning[core.NullDereference]: Access to field 'message' results in a dereference of a null pointer (loaded from variable 'error')
Error: CPPCHECK_WARNING (CWE-457): [#def320]
gobject-introspection-1.80.1/tests/repository/gitypelibtest.c:271: warning[uninitvar]: Uninitialized variables: sig_info.dummy1, sig_info.dummy2, sig_info.dummy3, sig_info.dummy4, sig_info.dummy5, sig_info.dummy6, sig_info.dummy7
# 269| g_assert (i >= 0);
# 270|
# 271|-> g_assert_cmpint (g_callable_info_get_n_args (sig_info), ==, 2);
# 272|
# 273| /* verify array argument */
Error: GCC_ANALYZER_WARNING (CWE-775): [#def321]
gobject-introspection-1.80.1/tools/compiler.c: scope_hint: In function ‘write_out_typelib’
gobject-introspection-1.80.1/tools/compiler.c:118:10: warning[-Wanalyzer-file-leak]: leak of FILE ‘file’
gobject-introspection-1.80.1/tools/compiler.c:27: included_from: Included from here.
gobject-introspection-1.80.1/tools/compiler.c:83:14: note: in expansion of macro ‘g_fopen’
# 116| g_free (tmp_filename);
# 117|
# 118|-> return success;
# 119| }
# 120|
Error: GCC_ANALYZER_WARNING (CWE-401): [#def322]
gobject-introspection-1.80.1/tools/compiler.c:118:10: warning[-Wanalyzer-malloc-leak]: leak of ‘file’
gobject-introspection-1.80.1/tools/compiler.c:83:14: note: in expansion of macro ‘g_fopen’
# 116| g_free (tmp_filename);
# 117|
# 118|-> return success;
# 119| }
# 120|
Scan Properties
| analyzer-version-clang | 18.1.3 |
| analyzer-version-cppcheck | 2.13.0 |
| analyzer-version-gcc | 14.0.1 |
| analyzer-version-gcc-analyzer | 14.0.1 |
| analyzer-version-shellcheck | 0.10.0 |
| enabled-plugins | clang, cppcheck, gcc, shellcheck |
| exit-code | 0 |
| host | ip-172-16-1-36.us-west-2.compute.internal |
| mock-config | fedora-41-x86_64 |
| project-name | gobject-introspection-1.80.1-1.fc41 |
| store-results-to | /tmp/tmprwlu6zxs/gobject-introspection-1.80.1-1.fc41.tar.xz |
| time-created | 2024-04-22 10:52:50 |
| time-finished | 2024-04-22 10:54:48 |
| tool | csmock |
| tool-args | '/usr/bin/csmock' '-r' 'fedora-41-x86_64' '-t' 'cppcheck,gcc,clang,shellcheck' '-o' '/tmp/tmprwlu6zxs/gobject-introspection-1.80.1-1.fc41.tar.xz' '--gcc-analyze' '/tmp/tmprwlu6zxs/gobject-introspection-1.80.1-1.fc41.src.rpm' |
| tool-version | csmock-3.5.3-1.el9 |