Snippets for lilo 24.2 from Nix x86_64-linux

Sourced from https://hydra.nixos.org/log/0ij53453smr0k10npw101yplbvixmka1-lilo-24.2.drv.

raid.c:236:17: warning: variable 'disk_fd' set but not used [-Wunused-but-set-variable]
  236 |             int disk_fd;
      |                 ^~~~~~~

geometry.c:1176:13: warning: variable 'raid_limit' set but not used [-Wunused-but-set-variable]
 1176 |         int raid_limit;
      |             ^~~~~~~~~~

device.c:948:9: warning: '__builtin_strncpy' output truncated before terminating nul copying 5 bytes from a string of the same length [-Wstringop-truncation]
  948 |         strncpy(name, DEV_DISK_DIR "/", strlen(DEV_DISK_DIR)+1);
      |         ^

bsect.c:988:13: warning: value computed is not used [-Wunused-value]
  988 |             *tmp++;
      |             ^~~~~~

bsect.c:558:5: warning: '__builtin_strncpy' output truncated before terminating nul copying 4 bytes from a string of the same length [-Wstringop-truncation]
  558 |     strncpy(menu->menu_sig, "MENU", 4);
      |     ^

/nix/store/m300ngckdmal8wnl3bjbpwca3a5bn74c-glibc-2.42-67-dev/include/bits/string_fortified.h:29:10: warning: '__builtin_memcpy' forming offset [8, 441] is out of the bounds [0, 8] of object 'First' with type 'BUILTIN_FILE' [-Warray-bounds=]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~

/nix/store/m300ngckdmal8wnl3bjbpwca3a5bn74c-glibc-2.42-67-dev/include/bits/string_fortified.h:29:10: warning: '__builtin_memcpy' forming offset [8, 437] is out of the bounds [0, 8] [-Warray-bounds=]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~

probe.c:194:10: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
  194 |     if (*(int*)buf.s5.checksum != crc32((unsigned char*)&buf.s5 + 4, got-4, CRC_POLY1))
      |          ^~~~~~~~~~~~~~~~~~~~~

probe.c:233:6: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
  233 |     *(int*)buf.s5.checksum = crc32((unsigned char*)&buf.s5 + 4, i-4, CRC_POLY1);
      |      ^~~~~~~~~~~~~~~~~~~~~

probe.c:937:9: warning: variable 'mbios' set but not used [-Wunused-but-set-variable]
  937 |     int mbios[BD_MAX_HARD];
      |         ^~~~~

probe.c:1154:33: warning: variable 'valid' set but not used [-Wunused-but-set-variable]
 1154 |     int uniq[MAX_BIOS_DEVICES], valid[MAX_BIOS_DEVICES];
      |                                 ^~~~~

probe.c:1154:9: warning: variable 'uniq' set but not used [-Wunused-but-set-variable]
 1154 |     int uniq[MAX_BIOS_DEVICES], valid[MAX_BIOS_DEVICES];
      |         ^~~~

edit.c:108:31: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
  108 |         bmh->sizeImageData = *(int*)(fh->size) - *(int*)(fh->offsetToBits);
      |                               ^~~~~~~~~~~~~~~~

edit.c:108:51: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
  108 |         bmh->sizeImageData = *(int*)(fh->size) - *(int*)(fh->offsetToBits);
      |                                                   ^~~~~~~~~~~~~~~~~~~~~~~~

edit.c:128:10: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
  128 |     if (*(int*)(fh->offsetToBits) == sizeof(BITMAPFILEHEADER) +
      |          ^~~~~~~~~~~~~~~~~~~~~~~~

edit.c:136:10: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
  136 |         *(int*)(lh->size) = size;
      |          ^~~~~~~~~~~~~~~~

edit.c:174:6: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
  174 |     *(int*)(fh->offsetToBits) = n = sizeof(BITMAPFILEHEADER) +
      |      ^~~~~~~~~~~~~~~~~~~~~~~~

edit.c:177:6: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
  177 |     *(int*)(fh->size) = total + n;
      |      ^~~~~~~~~~~~~~~~

edit.c:309:9: warning: variable 'n' set but not used [-Wunused-but-set-variable]
  309 |     int n;
      |         ^

edit.c:159:5: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  159 |     write(fd, fh, sizeof(*fh));
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~

edit.c:160:5: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  160 |     write(fd, bmh, sizeof(*bmh));
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

edit.c:161:5: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  161 |     write(fd, palette, npalette*sizeof(palette[0]));
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

edit.c:162:5: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  162 |     write(fd, lh, sizeof(*lh));
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~

edit.c:179:5: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  179 |     write(fd, fh, sizeof(*fh));
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~

edit.c:180:5: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  180 |     write(fd, bmh, sizeof(*bmh));
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~