Snippets for emacs 30.2 from Fedora ppc64le

Sourced from https://kojipkgs.fedoraproject.org/packages/emacs/30.2/33.fc45/data/logs/ppc64le/build.log.

make-docfile.c:523:15: warning: ‘ident_start’ may be used uninitialized [-Wmaybe-uninitialized]
  523 |           if (strncmp (ident_start, "void", ident_length) == 0)
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

etags.c:7841:6: warning: ‘dir_last_slash’ may be used uninitialized [-Wmaybe-uninitialized]
 7841 |   fp -= dp - dir_last_slash;
      |      ^~

etags.c:7841:6: warning: ‘dir_last_slash’ may be used uninitialized [-Wmaybe-uninitialized]
 7841 |   fp -= dp - dir_last_slash;
      |      ^~

lisp.h:788:15: warning: ‘vec’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

lisp.h:2175:13: warning: ‘table’ may be used uninitialized [-Wmaybe-uninitialized]
 2175 |           : char_table_ref (ct, idx));
      |             ^~~~~~~~~~~~~~~~~~~~~~~~

cm.c:396:3: warning: ‘use’ may be used uninitialized [-Wmaybe-uninitialized]
  396 |   switch (use)
      |   ^~~~~~

lisp.h:788:15: warning: ‘swindow’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

window.c:3498:11: warning: ‘startpos’ may be used uninitialized [-Wmaybe-uninitialized]
 3497 |       if (new_top != top
      |           ~~~~~~~~~~~~~~
 3498 |           && startpos >= BUF_BEGV (XBUFFER (w->contents))
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

window.c:3507:18: warning: ‘startbyte’ may be used uninitialized [-Wmaybe-uninitialized]
 3507 |           pos = *vmotion (startpos, startbyte, -top, w);
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

window.c:3497:10: warning: ‘top’ may be used uninitialized [-Wmaybe-uninitialized]
 3497 |       if (new_top != top
      |          ^

xfaces.c:1002:21: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1002 |       return ((sep1 = strchr (spec + 4, '/')) != NULL
      |                     ^

xfaces.c:1012:17: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1012 |       if ((sep1 = strchr (spec + 5, '/')) != NULL
      |                 ^

dired.c:345:29: warning: ‘fileattrs’ may be used uninitialized [-Wmaybe-uninitialized]
  345 |       list = Fcons (attrs ? Fcons (finalname, fileattrs) : finalname, list);
      |                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

minibuf.c:361:10: warning: ‘etty_valid’ may be used uninitialized [-Wmaybe-uninitialized]
  361 |       if (etty_valid)
      |          ^

buffer.c:3722:10: warning: ‘o_beg’ may be used uninitialized [-Wmaybe-uninitialized]
 3722 |       if (o_beg == n_beg)
      |          ^

buffer.c:3724:15: warning: ‘o_end’ may be used uninitialized [-Wmaybe-uninitialized]
 3724 |       else if (o_end == n_end)
      |               ^

coding.c:1138:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 1138 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:1846:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 1846 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:2936:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 2936 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4320:13: warning: variable ‘produced_chars’ set but not used [-Wunused-but-set-variable=]
 4320 |   ptrdiff_t produced_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4582:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 4582 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4637:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 4637 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:5075:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 5075 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:5370:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 5370 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:7120:25: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 7120 |               ptrdiff_t consumed_chars = 0;
      |                         ^~~~~~~~~~~~~~

coding.c:2422:14: warning: ‘id’ may be used uninitialized [-Wmaybe-uninitialized]
 2422 |           if (last_id != id)
      |              ^

fileio.c:5539:19: warning: ‘offset’ may be used uninitialized [-Wmaybe-uninitialized]
 5539 |       off_t ret = lseek (desc, offset, SEEK_SET);
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

indent.c:2299:19: warning: ‘start_col’ may be used uninitialized [-Wmaybe-uninitialized]
 2299 |           it.hpos = start_col;
      |           ~~~~~~~~^~~~~~~~~~~

indent.c:2238:11: warning: ‘start_x’ may be used uninitialized [-Wmaybe-uninitialized]
 2238 |       int start_x UNINIT;
      |           ^~~~~~~

keyboard.c:10582:5: warning: ‘echo_start’ may be used uninitialized [-Wmaybe-uninitialized]

keyboard.c:11397:21: warning: ‘original_uppercase’ may be used uninitialized [-Wmaybe-uninitialized]

callint.c:453:19: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  453 |       char *pnl = memchr (tem + 1, '\n', string_len - (tem + 1 - string));
      |                   ^~~~~~

xterm.c:2963:19: warning: ‘destroy_windows’ may be used uninitialized [-Wmaybe-uninitialized]
 2963 |                 = xrealloc (destroy_windows, (sizeof *destroy_windows
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 2964 |                                               * buffer_size));
      |                                               ~~~~~~~~~~~~~~~

xterm.c:2966:19: warning: ‘prev_masks’ may be used uninitialized [-Wmaybe-uninitialized]
 2966 |                 = xrealloc (prev_masks, (sizeof *prev_masks
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 2967 |                                          * buffer_size));
      |                                          ~~~~~~~~~~~~~~~

regex-emacs.c:4652:26: warning: ‘regstart’ may be used uninitialized [-Wmaybe-uninitialized]
 4652 |             d2 = regstart[regno];
      |                          ^

regex-emacs.c:4648:34: warning: ‘regend’ may be used uninitialized [-Wmaybe-uninitialized]
 4648 |             if (REG_UNSET (regend[regno]))
      |                                  ^

regex-emacs.c:4144:13: warning: ‘best_regstart’ may be used uninitialized [-Wmaybe-uninitialized]
 4144 |   re_char **best_regstart UNINIT, **best_regend UNINIT;
      |             ^~~~~~~~~~~~~

regex-emacs.c:4144:37: warning: ‘best_regend’ may be used uninitialized [-Wmaybe-uninitialized]
 4144 |   re_char **best_regstart UNINIT, **best_regend UNINIT;
      |                                     ^~~~~~~~~~~

lisp.h:788:15: warning: ‘dv’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

editfns.c:2533:18: warning: ‘string_multibyte’ may be used uninitialized [-Wmaybe-uninitialized]
 2533 |               if (string_multibyte)
      |                  ^

editfns.c:3887:36: warning: ‘ldarg’ may be used uninitialized [-Wmaybe-uninitialized]
 3887 |                               darg = ldarg;
      |                               ~~~~~^~~~~~~

lisp.h:788:15: warning: ‘vec’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

composite.c:1540:10: warning: ‘c’ may be used uninitialized [-Wmaybe-uninitialized]
 1540 |   return c;
      |          ^

hbfont.c:578:17: warning: ‘cluster_offset’ may be used uninitialized [-Wmaybe-uninitialized]
  578 |       ptrdiff_t char_idx = from + cluster_offset;
      |                 ^~~~~~~~

hbfont.c:569:13: warning: ‘to’ may be used uninitialized [-Wmaybe-uninitialized]
  568 |       if (!(!new_lglyph
      |             ~~~~~~~~~~~
  569 |             && to == text_len - 1
      |             ^~~~~~~~~~~~~~~~~~~~~

xdisp.c:10092:15: warning: ‘closest_pos’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25154:7: warning: ‘wrap_row_ascent’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25154:31: warning: ‘wrap_row_height’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25155:7: warning: ‘wrap_row_phys_ascent’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25155:36: warning: ‘wrap_row_phys_height’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25670:52: warning: ‘wrap_x’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25676:47: warning: ‘wrap_row_extra_line_spacing’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:24579:6: warning: ‘min_pos’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:24586:6: warning: ‘max_pos’ may be used uninitialized [-Wmaybe-uninitialized]

dispextern.h:280:48: warning: ‘min_bpos’ may be used uninitialized [-Wmaybe-uninitialized]
  280 |      ((POS).charpos = (CHARPOS), (POS).bytepos = BYTEPOS)

buffer.h:1341:44: warning: ‘max_bpos’ may be used uninitialized [-Wmaybe-uninitialized]
 1341 |           + (pos < buf->text->gpt_byte ? 0 : buf->text->gap_size));
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

xdisp.c:35616:27: warning: ‘pos’ may be used uninitialized [-Wmaybe-uninitialized]

xfont.c:633:14: warning: ‘last_family’ may be used uninitialized [-Wmaybe-uninitialized]
  633 |           && memcmp (last_family, p0, last_len) == 0)
      |              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

textconv.c:1574:11: warning: ‘buffer’ may be used uninitialized [-Wmaybe-uninitialized]
 1574 |           text_interface->point_changed (f, w, buffer);
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

fringe.c:1069:24: warning: ‘bot_row_ends_at_zv_p’ may be used uninitialized [-Wmaybe-uninitialized]
 1069 |   (bitmap_cache[cache*4+partial_p] >= 0                         \
      |                        ^

fringe.c:1069:24: warning: ‘top_row_ends_at_zv_p’ may be used uninitialized [-Wmaybe-uninitialized]
 1069 |   (bitmap_cache[cache*4+partial_p] >= 0                         \
      |                        ^

fontset.c:834:7: warning: ‘default_rfont_def’ may be used uninitialized [-Wmaybe-uninitialized]
  833 |   if (! EQ (base_fontset, Vdefault_fontset)
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  834 |       && ! EQ (default_rfont_def, Qt))
      |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

image.c:1971:10: warning: ‘best’ may be used uninitialized [-Wmaybe-uninitialized]
 1971 |   return best;
      |          ^~~~

image.c:1283:14: warning: ‘bg’ may be used uninitialized [-Wmaybe-uninitialized]
 1283 |           if (XGetPixel (ximg, x, y) == bg
      |              ^

image.c:10036:17: warning: ‘bgcolor’ may be used uninitialized [-Wmaybe-uninitialized]

make-docfile.c:523:15: warning: ‘ident_start’ may be used uninitialized [-Wmaybe-uninitialized]
  523 |           if (strncmp (ident_start, "void", ident_length) == 0)
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

etags.c:7841:6: warning: ‘dir_last_slash’ may be used uninitialized [-Wmaybe-uninitialized]
 7841 |   fp -= dp - dir_last_slash;
      |      ^~

etags.c:7841:6: warning: ‘dir_last_slash’ may be used uninitialized [-Wmaybe-uninitialized]
 7841 |   fp -= dp - dir_last_slash;
      |      ^~

lisp.h:788:15: warning: ‘vec’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

lisp.h:2175:13: warning: ‘table’ may be used uninitialized [-Wmaybe-uninitialized]
 2175 |           : char_table_ref (ct, idx));
      |             ^~~~~~~~~~~~~~~~~~~~~~~~

cm.c:396:3: warning: ‘use’ may be used uninitialized [-Wmaybe-uninitialized]
  396 |   switch (use)
      |   ^~~~~~

dispnew.c:3685:12: warning: variable ‘changed_p’ set but not used [-Wunused-but-set-variable=]
 3685 |       bool changed_p = 0, mouse_face_overwritten_p = 0;
      |            ^~~~~~~~~

lisp.h:788:15: warning: ‘swindow’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

window.c:3498:11: warning: ‘startpos’ may be used uninitialized [-Wmaybe-uninitialized]
 3497 |       if (new_top != top
      |           ~~~~~~~~~~~~~~
 3498 |           && startpos >= BUF_BEGV (XBUFFER (w->contents))
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

window.c:3507:18: warning: ‘startbyte’ may be used uninitialized [-Wmaybe-uninitialized]
 3507 |           pos = *vmotion (startpos, startbyte, -top, w);
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

window.c:3497:10: warning: ‘top’ may be used uninitialized [-Wmaybe-uninitialized]
 3497 |       if (new_top != top
      |          ^

xfaces.c:1002:21: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1002 |       return ((sep1 = strchr (spec + 4, '/')) != NULL
      |                     ^

xfaces.c:1012:17: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1012 |       if ((sep1 = strchr (spec + 5, '/')) != NULL
      |                 ^

dired.c:345:29: warning: ‘fileattrs’ may be used uninitialized [-Wmaybe-uninitialized]
  345 |       list = Fcons (attrs ? Fcons (finalname, fileattrs) : finalname, list);
      |                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

buffer.c:3722:10: warning: ‘o_beg’ may be used uninitialized [-Wmaybe-uninitialized]
 3722 |       if (o_beg == n_beg)
      |          ^

buffer.c:3724:15: warning: ‘o_end’ may be used uninitialized [-Wmaybe-uninitialized]
 3724 |       else if (o_end == n_end)
      |               ^

minibuf.c:361:10: warning: ‘etty_valid’ may be used uninitialized [-Wmaybe-uninitialized]
  361 |       if (etty_valid)
      |          ^

indent.c:2299:19: warning: ‘start_col’ may be used uninitialized [-Wmaybe-uninitialized]
 2299 |           it.hpos = start_col;
      |           ~~~~~~~~^~~~~~~~~~~

indent.c:2238:11: warning: ‘start_x’ may be used uninitialized [-Wmaybe-uninitialized]
 2238 |       int start_x UNINIT;
      |           ^~~~~~~

coding.c:1138:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 1138 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:1846:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 1846 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:2936:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 2936 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4320:13: warning: variable ‘produced_chars’ set but not used [-Wunused-but-set-variable=]
 4320 |   ptrdiff_t produced_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4582:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 4582 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4637:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 4637 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:5075:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 5075 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:5370:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 5370 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:7120:25: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 7120 |               ptrdiff_t consumed_chars = 0;
      |                         ^~~~~~~~~~~~~~

coding.c:2422:14: warning: ‘id’ may be used uninitialized [-Wmaybe-uninitialized]
 2422 |           if (last_id != id)
      |              ^

fileio.c:5539:19: warning: ‘offset’ may be used uninitialized [-Wmaybe-uninitialized]
 5539 |       off_t ret = lseek (desc, offset, SEEK_SET);
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

keyboard.c:10582:5: warning: ‘echo_start’ may be used uninitialized [-Wmaybe-uninitialized]

keyboard.c:11397:21: warning: ‘original_uppercase’ may be used uninitialized [-Wmaybe-uninitialized]

callint.c:453:19: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  453 |       char *pnl = memchr (tem + 1, '\n', string_len - (tem + 1 - string));
      |                   ^~~~~~

lisp.h:788:15: warning: ‘dv’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

editfns.c:2533:18: warning: ‘string_multibyte’ may be used uninitialized [-Wmaybe-uninitialized]
 2533 |               if (string_multibyte)
      |                  ^

editfns.c:3887:36: warning: ‘ldarg’ may be used uninitialized [-Wmaybe-uninitialized]
 3887 |                               darg = ldarg;
      |                               ~~~~~^~~~~~~

regex-emacs.c:4652:26: warning: ‘regstart’ may be used uninitialized [-Wmaybe-uninitialized]
 4652 |             d2 = regstart[regno];
      |                          ^

regex-emacs.c:4648:34: warning: ‘regend’ may be used uninitialized [-Wmaybe-uninitialized]
 4648 |             if (REG_UNSET (regend[regno]))
      |                                  ^

regex-emacs.c:4144:13: warning: ‘best_regstart’ may be used uninitialized [-Wmaybe-uninitialized]
 4144 |   re_char **best_regstart UNINIT, **best_regend UNINIT;
      |             ^~~~~~~~~~~~~

regex-emacs.c:4144:37: warning: ‘best_regend’ may be used uninitialized [-Wmaybe-uninitialized]
 4144 |   re_char **best_regstart UNINIT, **best_regend UNINIT;
      |                                     ^~~~~~~~~~~

xdisp.c:10092:15: warning: ‘closest_pos’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25154:7: warning: ‘wrap_row_ascent’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25154:31: warning: ‘wrap_row_height’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25155:7: warning: ‘wrap_row_phys_ascent’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25155:36: warning: ‘wrap_row_phys_height’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25670:52: warning: ‘wrap_x’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25676:47: warning: ‘wrap_row_extra_line_spacing’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:24579:6: warning: ‘min_pos’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:24586:6: warning: ‘max_pos’ may be used uninitialized [-Wmaybe-uninitialized]

dispextern.h:280:48: warning: ‘min_bpos’ may be used uninitialized [-Wmaybe-uninitialized]
  280 |      ((POS).charpos = (CHARPOS), (POS).bytepos = BYTEPOS)

buffer.h:1341:44: warning: ‘max_bpos’ may be used uninitialized [-Wmaybe-uninitialized]
 1341 |           + (pos < buf->text->gpt_byte ? 0 : buf->text->gap_size));
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

lisp.h:788:15: warning: ‘vec’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

composite.c:1540:10: warning: ‘c’ may be used uninitialized [-Wmaybe-uninitialized]
 1540 |   return c;
      |          ^

/usr/include/bits/string_fortified.h:36:10: warning: ‘__builtin_memmove’ specified bound between 9223372036854775808 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=]
   36 |   return __builtin___memmove_chk (__dest, __src, __len,
      |          ^

make-docfile.c:523:15: warning: ‘ident_start’ may be used uninitialized [-Wmaybe-uninitialized]
  523 |           if (strncmp (ident_start, "void", ident_length) == 0)
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

etags.c:7841:6: warning: ‘dir_last_slash’ may be used uninitialized [-Wmaybe-uninitialized]
 7841 |   fp -= dp - dir_last_slash;
      |      ^~

etags.c:7841:6: warning: ‘dir_last_slash’ may be used uninitialized [-Wmaybe-uninitialized]
 7841 |   fp -= dp - dir_last_slash;
      |      ^~

lisp.h:788:15: warning: ‘vec’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

lisp.h:2175:13: warning: ‘table’ may be used uninitialized [-Wmaybe-uninitialized]
 2175 |           : char_table_ref (ct, idx));
      |             ^~~~~~~~~~~~~~~~~~~~~~~~

cm.c:396:3: warning: ‘use’ may be used uninitialized [-Wmaybe-uninitialized]
  396 |   switch (use)
      |   ^~~~~~

lisp.h:788:15: warning: ‘swindow’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

window.c:3498:11: warning: ‘startpos’ may be used uninitialized [-Wmaybe-uninitialized]
 3497 |       if (new_top != top
      |           ~~~~~~~~~~~~~~
 3498 |           && startpos >= BUF_BEGV (XBUFFER (w->contents))
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

window.c:3507:18: warning: ‘startbyte’ may be used uninitialized [-Wmaybe-uninitialized]
 3507 |           pos = *vmotion (startpos, startbyte, -top, w);
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

window.c:3497:10: warning: ‘top’ may be used uninitialized [-Wmaybe-uninitialized]
 3497 |       if (new_top != top
      |          ^

xfaces.c:1002:21: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1002 |       return ((sep1 = strchr (spec + 4, '/')) != NULL
      |                     ^

xfaces.c:1012:17: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1012 |       if ((sep1 = strchr (spec + 5, '/')) != NULL
      |                 ^

xfns.c:1149:3: warning: ‘gdk_pixbuf_new_from_xpm_data’ is deprecated [-Wdeprecated-declarations]
 1149 |   GdkPixbuf *pixbuf = gdk_pixbuf_new_from_xpm_data (data);
      |   ^~~~~~~~~

gtkutil.c:2862:17: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 2862 |       char *p = strrchr (default_name, '-');
      |                 ^~~~~~~

gtkutil.c:2632:5: warning: ‘wmessage’ may be used uninitialized [-Wmaybe-uninitialized]
 2632 |     gtk_box_pack_start (GTK_BOX (wbox), wmessage, FALSE, FALSE, 0);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

coding.c:1138:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 1138 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:1846:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 1846 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:2936:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 2936 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4320:13: warning: variable ‘produced_chars’ set but not used [-Wunused-but-set-variable=]
 4320 |   ptrdiff_t produced_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4582:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 4582 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4637:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 4637 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:5075:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 5075 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:5370:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 5370 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:7120:25: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 7120 |               ptrdiff_t consumed_chars = 0;
      |                         ^~~~~~~~~~~~~~

coding.c:2422:14: warning: ‘id’ may be used uninitialized [-Wmaybe-uninitialized]
 2422 |           if (last_id != id)
      |              ^

dired.c:345:29: warning: ‘fileattrs’ may be used uninitialized [-Wmaybe-uninitialized]
  345 |       list = Fcons (attrs ? Fcons (finalname, fileattrs) : finalname, list);
      |                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

buffer.c:3722:10: warning: ‘o_beg’ may be used uninitialized [-Wmaybe-uninitialized]
 3722 |       if (o_beg == n_beg)
      |          ^

buffer.c:3724:15: warning: ‘o_end’ may be used uninitialized [-Wmaybe-uninitialized]
 3724 |       else if (o_end == n_end)
      |               ^

minibuf.c:361:10: warning: ‘etty_valid’ may be used uninitialized [-Wmaybe-uninitialized]
  361 |       if (etty_valid)
      |          ^

indent.c:2299:19: warning: ‘start_col’ may be used uninitialized [-Wmaybe-uninitialized]
 2299 |           it.hpos = start_col;
      |           ~~~~~~~~^~~~~~~~~~~

indent.c:2238:11: warning: ‘start_x’ may be used uninitialized [-Wmaybe-uninitialized]
 2238 |       int start_x UNINIT;
      |           ^~~~~~~

fileio.c:5539:19: warning: ‘offset’ may be used uninitialized [-Wmaybe-uninitialized]
 5539 |       off_t ret = lseek (desc, offset, SEEK_SET);
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

callint.c:453:19: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  453 |       char *pnl = memchr (tem + 1, '\n', string_len - (tem + 1 - string));
      |                   ^~~~~~

xterm.c:2963:19: warning: ‘destroy_windows’ may be used uninitialized [-Wmaybe-uninitialized]
 2963 |                 = xrealloc (destroy_windows, (sizeof *destroy_windows
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 2964 |                                               * buffer_size));
      |                                               ~~~~~~~~~~~~~~~

xterm.c:2966:19: warning: ‘prev_masks’ may be used uninitialized [-Wmaybe-uninitialized]
 2966 |                 = xrealloc (prev_masks, (sizeof *prev_masks
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 2967 |                                          * buffer_size));
      |                                          ~~~~~~~~~~~~~~~

keyboard.c:10582:5: warning: ‘echo_start’ may be used uninitialized [-Wmaybe-uninitialized]

keyboard.c:11397:21: warning: ‘original_uppercase’ may be used uninitialized [-Wmaybe-uninitialized]

regex-emacs.c:4652:26: warning: ‘regstart’ may be used uninitialized [-Wmaybe-uninitialized]
 4652 |             d2 = regstart[regno];
      |                          ^

regex-emacs.c:4648:34: warning: ‘regend’ may be used uninitialized [-Wmaybe-uninitialized]
 4648 |             if (REG_UNSET (regend[regno]))
      |                                  ^

regex-emacs.c:4144:13: warning: ‘best_regstart’ may be used uninitialized [-Wmaybe-uninitialized]
 4144 |   re_char **best_regstart UNINIT, **best_regend UNINIT;
      |             ^~~~~~~~~~~~~

regex-emacs.c:4144:37: warning: ‘best_regend’ may be used uninitialized [-Wmaybe-uninitialized]
 4144 |   re_char **best_regstart UNINIT, **best_regend UNINIT;
      |                                     ^~~~~~~~~~~

editfns.c:2533:18: warning: ‘string_multibyte’ may be used uninitialized [-Wmaybe-uninitialized]
 2533 |               if (string_multibyte)
      |                  ^

editfns.c:3887:36: warning: ‘ldarg’ may be used uninitialized [-Wmaybe-uninitialized]
 3887 |                               darg = ldarg;
      |                               ~~~~~^~~~~~~

lisp.h:788:15: warning: ‘dv’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

lisp.h:788:15: warning: ‘vec’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

xdisp.c:10092:15: warning: ‘closest_pos’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25154:7: warning: ‘wrap_row_ascent’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25154:31: warning: ‘wrap_row_height’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25155:7: warning: ‘wrap_row_phys_ascent’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25155:36: warning: ‘wrap_row_phys_height’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25670:52: warning: ‘wrap_x’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25676:47: warning: ‘wrap_row_extra_line_spacing’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:24579:6: warning: ‘min_pos’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:24586:6: warning: ‘max_pos’ may be used uninitialized [-Wmaybe-uninitialized]

dispextern.h:280:48: warning: ‘min_bpos’ may be used uninitialized [-Wmaybe-uninitialized]
  280 |      ((POS).charpos = (CHARPOS), (POS).bytepos = BYTEPOS)

buffer.h:1341:44: warning: ‘max_bpos’ may be used uninitialized [-Wmaybe-uninitialized]
 1341 |           + (pos < buf->text->gpt_byte ? 0 : buf->text->gap_size));
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

xdisp.c:35616:27: warning: ‘pos’ may be used uninitialized [-Wmaybe-uninitialized]

composite.c:1540:10: warning: ‘c’ may be used uninitialized [-Wmaybe-uninitialized]
 1540 |   return c;
      |          ^

hbfont.c:578:17: warning: ‘cluster_offset’ may be used uninitialized [-Wmaybe-uninitialized]
  578 |       ptrdiff_t char_idx = from + cluster_offset;
      |                 ^~~~~~~~

hbfont.c:569:13: warning: ‘to’ may be used uninitialized [-Wmaybe-uninitialized]
  568 |       if (!(!new_lglyph
      |             ~~~~~~~~~~~
  569 |             && to == text_len - 1
      |             ^~~~~~~~~~~~~~~~~~~~~

xfont.c:633:14: warning: ‘last_family’ may be used uninitialized [-Wmaybe-uninitialized]
  633 |           && memcmp (last_family, p0, last_len) == 0)
      |              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

fringe.c:1069:24: warning: ‘bot_row_ends_at_zv_p’ may be used uninitialized [-Wmaybe-uninitialized]
 1069 |   (bitmap_cache[cache*4+partial_p] >= 0                         \
      |                        ^

fringe.c:1069:24: warning: ‘top_row_ends_at_zv_p’ may be used uninitialized [-Wmaybe-uninitialized]
 1069 |   (bitmap_cache[cache*4+partial_p] >= 0                         \
      |                        ^

textconv.c:1574:11: warning: ‘buffer’ may be used uninitialized [-Wmaybe-uninitialized]
 1574 |           text_interface->point_changed (f, w, buffer);
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

fontset.c:834:7: warning: ‘default_rfont_def’ may be used uninitialized [-Wmaybe-uninitialized]
  833 |   if (! EQ (base_fontset, Vdefault_fontset)
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  834 |       && ! EQ (default_rfont_def, Qt))
      |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

image.c:1971:10: warning: ‘best’ may be used uninitialized [-Wmaybe-uninitialized]
 1971 |   return best;
      |          ^~~~

image.c:1283:14: warning: ‘bg’ may be used uninitialized [-Wmaybe-uninitialized]
 1283 |           if (XGetPixel (ximg, x, y) == bg
      |              ^

image.c:10036:17: warning: ‘bgcolor’ may be used uninitialized [-Wmaybe-uninitialized]

make-docfile.c:523:15: warning: ‘ident_start’ may be used uninitialized [-Wmaybe-uninitialized]
  523 |           if (strncmp (ident_start, "void", ident_length) == 0)
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

etags.c:7841:6: warning: ‘dir_last_slash’ may be used uninitialized [-Wmaybe-uninitialized]
 7841 |   fp -= dp - dir_last_slash;
      |      ^~

etags.c:7841:6: warning: ‘dir_last_slash’ may be used uninitialized [-Wmaybe-uninitialized]
 7841 |   fp -= dp - dir_last_slash;
      |      ^~

lisp.h:788:15: warning: ‘vec’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

lisp.h:2175:13: warning: ‘table’ may be used uninitialized [-Wmaybe-uninitialized]
 2175 |           : char_table_ref (ct, idx));
      |             ^~~~~~~~~~~~~~~~~~~~~~~~

cm.c:396:3: warning: ‘use’ may be used uninitialized [-Wmaybe-uninitialized]
  396 |   switch (use)
      |   ^~~~~~

lisp.h:70:36: warning: ‘tempHeight’ may be used uninitialized [-Wmaybe-uninitialized]
   70 | #define min(a, b) ((a) < (b) ? (a) : (b))
      |                   ~~~~~~~~~~~~~~~~~^~~~~~

lisp.h:70:36: warning: ‘tempWidth’ may be used uninitialized [-Wmaybe-uninitialized]
   70 | #define min(a, b) ((a) < (b) ? (a) : (b))
      |                   ~~~~~~~~~~~~~~~~~^~~~~~

gtkutil.c:2862:17: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 2862 |       char *p = strrchr (default_name, '-');
      |                 ^~~~~~~

gtkutil.c:2632:5: warning: ‘wmessage’ may be used uninitialized [-Wmaybe-uninitialized]
 2632 |     gtk_box_pack_start (GTK_BOX (wbox), wmessage, FALSE, FALSE, 0);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

lisp.h:788:15: warning: ‘swindow’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

window.c:3498:11: warning: ‘startpos’ may be used uninitialized [-Wmaybe-uninitialized]
 3497 |       if (new_top != top
      |           ~~~~~~~~~~~~~~
 3498 |           && startpos >= BUF_BEGV (XBUFFER (w->contents))
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

window.c:3507:18: warning: ‘startbyte’ may be used uninitialized [-Wmaybe-uninitialized]
 3507 |           pos = *vmotion (startpos, startbyte, -top, w);
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

window.c:3497:10: warning: ‘top’ may be used uninitialized [-Wmaybe-uninitialized]
 3497 |       if (new_top != top
      |          ^

xfaces.c:1002:21: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1002 |       return ((sep1 = strchr (spec + 4, '/')) != NULL
      |                     ^

xfaces.c:1012:17: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1012 |       if ((sep1 = strchr (spec + 5, '/')) != NULL
      |                 ^

buffer.c:3722:10: warning: ‘o_beg’ may be used uninitialized [-Wmaybe-uninitialized]
 3722 |       if (o_beg == n_beg)
      |          ^

buffer.c:3724:15: warning: ‘o_end’ may be used uninitialized [-Wmaybe-uninitialized]
 3724 |       else if (o_end == n_end)
      |               ^

dired.c:345:29: warning: ‘fileattrs’ may be used uninitialized [-Wmaybe-uninitialized]
  345 |       list = Fcons (attrs ? Fcons (finalname, fileattrs) : finalname, list);
      |                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

minibuf.c:361:10: warning: ‘etty_valid’ may be used uninitialized [-Wmaybe-uninitialized]
  361 |       if (etty_valid)
      |          ^

coding.c:1138:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 1138 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:1846:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 1846 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:2936:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 2936 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4320:13: warning: variable ‘produced_chars’ set but not used [-Wunused-but-set-variable=]
 4320 |   ptrdiff_t produced_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4582:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 4582 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:4637:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 4637 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:5075:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 5075 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:5370:13: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 5370 |   ptrdiff_t consumed_chars = 0;
      |             ^~~~~~~~~~~~~~

coding.c:7120:25: warning: variable ‘consumed_chars’ set but not used [-Wunused-but-set-variable=]
 7120 |               ptrdiff_t consumed_chars = 0;
      |                         ^~~~~~~~~~~~~~

coding.c:2422:14: warning: ‘id’ may be used uninitialized [-Wmaybe-uninitialized]
 2422 |           if (last_id != id)
      |              ^

indent.c:2299:19: warning: ‘start_col’ may be used uninitialized [-Wmaybe-uninitialized]
 2299 |           it.hpos = start_col;
      |           ~~~~~~~~^~~~~~~~~~~

indent.c:2238:11: warning: ‘start_x’ may be used uninitialized [-Wmaybe-uninitialized]
 2238 |       int start_x UNINIT;
      |           ^~~~~~~

fileio.c:5539:19: warning: ‘offset’ may be used uninitialized [-Wmaybe-uninitialized]
 5539 |       off_t ret = lseek (desc, offset, SEEK_SET);
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

callint.c:453:19: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  453 |       char *pnl = memchr (tem + 1, '\n', string_len - (tem + 1 - string));
      |                   ^~~~~~

keyboard.c:10582:5: warning: ‘echo_start’ may be used uninitialized [-Wmaybe-uninitialized]

keyboard.c:11397:21: warning: ‘original_uppercase’ may be used uninitialized [-Wmaybe-uninitialized]

regex-emacs.c:4652:26: warning: ‘regstart’ may be used uninitialized [-Wmaybe-uninitialized]
 4652 |             d2 = regstart[regno];
      |                          ^

regex-emacs.c:4648:34: warning: ‘regend’ may be used uninitialized [-Wmaybe-uninitialized]
 4648 |             if (REG_UNSET (regend[regno]))
      |                                  ^

regex-emacs.c:4144:13: warning: ‘best_regstart’ may be used uninitialized [-Wmaybe-uninitialized]
 4144 |   re_char **best_regstart UNINIT, **best_regend UNINIT;
      |             ^~~~~~~~~~~~~

regex-emacs.c:4144:37: warning: ‘best_regend’ may be used uninitialized [-Wmaybe-uninitialized]
 4144 |   re_char **best_regstart UNINIT, **best_regend UNINIT;
      |                                     ^~~~~~~~~~~

editfns.c:2533:18: warning: ‘string_multibyte’ may be used uninitialized [-Wmaybe-uninitialized]
 2533 |               if (string_multibyte)
      |                  ^

editfns.c:3887:36: warning: ‘ldarg’ may be used uninitialized [-Wmaybe-uninitialized]
 3887 |                               darg = ldarg;
      |                               ~~~~~^~~~~~~

lisp.h:788:15: warning: ‘dv’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

lisp.h:788:15: warning: ‘vec’ may be used uninitialized [-Wmaybe-uninitialized]
  788 |   ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
      |               ^~~~~~~~~~~~~~~~~~~

composite.c:1540:10: warning: ‘c’ may be used uninitialized [-Wmaybe-uninitialized]
 1540 |   return c;
      |          ^

hbfont.c:578:17: warning: ‘cluster_offset’ may be used uninitialized [-Wmaybe-uninitialized]
  578 |       ptrdiff_t char_idx = from + cluster_offset;
      |                 ^~~~~~~~

hbfont.c:569:13: warning: ‘to’ may be used uninitialized [-Wmaybe-uninitialized]
  568 |       if (!(!new_lglyph
      |             ~~~~~~~~~~~
  569 |             && to == text_len - 1
      |             ^~~~~~~~~~~~~~~~~~~~~

xdisp.c:10092:15: warning: ‘closest_pos’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25154:7: warning: ‘wrap_row_ascent’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25154:31: warning: ‘wrap_row_height’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25155:7: warning: ‘wrap_row_phys_ascent’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25155:36: warning: ‘wrap_row_phys_height’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25670:52: warning: ‘wrap_x’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:25676:47: warning: ‘wrap_row_extra_line_spacing’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:24579:6: warning: ‘min_pos’ may be used uninitialized [-Wmaybe-uninitialized]

xdisp.c:24586:6: warning: ‘max_pos’ may be used uninitialized [-Wmaybe-uninitialized]

dispextern.h:280:48: warning: ‘min_bpos’ may be used uninitialized [-Wmaybe-uninitialized]
  280 |      ((POS).charpos = (CHARPOS), (POS).bytepos = BYTEPOS)

buffer.h:1341:44: warning: ‘max_bpos’ may be used uninitialized [-Wmaybe-uninitialized]
 1341 |           + (pos < buf->text->gpt_byte ? 0 : buf->text->gap_size));
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

xdisp.c:35616:27: warning: ‘pos’ may be used uninitialized [-Wmaybe-uninitialized]

fontset.c:834:7: warning: ‘default_rfont_def’ may be used uninitialized [-Wmaybe-uninitialized]
  833 |   if (! EQ (base_fontset, Vdefault_fontset)
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  834 |       && ! EQ (default_rfont_def, Qt))
      |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

fringe.c:1069:24: warning: ‘bot_row_ends_at_zv_p’ may be used uninitialized [-Wmaybe-uninitialized]
 1069 |   (bitmap_cache[cache*4+partial_p] >= 0                         \
      |                        ^

fringe.c:1069:24: warning: ‘top_row_ends_at_zv_p’ may be used uninitialized [-Wmaybe-uninitialized]
 1069 |   (bitmap_cache[cache*4+partial_p] >= 0                         \
      |                        ^

pgtkselect.c:460:13: warning: variable ‘bytes_remaining’ set but not used [-Wunused-but-set-variable=]
  460 |   ptrdiff_t bytes_remaining;
      |             ^~~~~~~~~~~~~~~

pgtkfns.c:765:3: warning: ‘gdk_pixbuf_new_from_xpm_data’ is deprecated [-Wdeprecated-declarations]
  765 |   GdkPixbuf *pixbuf = gdk_pixbuf_new_from_xpm_data (data);
      |   ^~~~~~~~~

image.c:1971:10: warning: ‘best’ may be used uninitialized [-Wmaybe-uninitialized]
 1971 |   return best;
      |          ^~~~

image.c:10036:17: warning: ‘bgcolor’ may be used uninitialized [-Wmaybe-uninitialized]