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From: "Andreas Röhler" <andreas.roehler@easy-emacs.de>
To: Po Lu <luangruo@yahoo.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: Building from source on 5.15.0-43-generic #46-Ubuntu x86_64 GNU/Linux
Date: Tue, 9 Aug 2022 12:42:33 +0200	[thread overview]
Message-ID: <0326f771-2fc0-7548-493f-eb6236646ba4@easy-emacs.de> (raw)
In-Reply-To: <871qtp236c.fsf@yahoo.com>


Am 09.08.22 um 11:10 schrieb Po Lu:
> Andreas Röhler <andreas.roehler@easy-emacs.de> writes:
>
>> Hi,
>>
>> while building from source of recent trunk and emacs-28.1 went fine,
>>
>> fails on emacs-26.3 and emacs-27.2
>>
>>
>> WRT to the latter below the final messages from make:
>>
> Please use the emacs-26 and emacs-27 branches from the
> repository instead.


Building after "git checkout emacs-27.2"

make sends the following errors:

make -C lib all
make[1]: Verzeichnis „/home/my-name/emacs-27.2/lib“ wird betreten
   CC       fingerprint.o
   CC       fcntl.o
   CC       fsusage.o
   CC       regex.o
   CC       sig2str.o
   CC       time_rz.o
   CC       acl-errno-valid.o
   CC       acl-internal.o
   CC       get-permissions.o
   CC       set-permissions.o
   CC       allocator.o
   CC       binary-io.o
   CC       c-ctype.o
   CC       c-strcasecmp.o
   CC       c-strncasecmp.o
   CC       careadlinkat.o
careadlinkat.c: In function ‘careadlinkat’:
cc1: warning: function may return address of local variable 
[-Wreturn-local-addr]
careadlinkat.c:73:8: note: declared here
    73 |   char stack_buf[1024];
       |        ^~~~~~~~~
   CC       close-stream.o
   CC       count-leading-zeros.o
   CC       count-one-bits.o
   CC       count-trailing-zeros.o
   CC       md5.o
   CC       sha1.o
   CC       sha256.o
   CC       sha512.o
   CC       dtoastr.o
   CC       dtotimespec.o
   CC       filemode.o
   CC       filevercmp.o
   CC       gettime.o
   CC       nstrftime.o
   CC       pipe2.o
   CC       qcopy-acl.o
   CC       stat-time.o
   CC       tempname.o
   CC       timespec.o
   CC       timespec-add.o
   CC       timespec-sub.o
   CC       u64.o
   CC       unistd.o
   CC       utimens.o
utimens.c: In function ‘fdutimens’:
utimens.c:382:17: warning: ‘update_timespec’ accessing 16 bytes in a 
region of size 8 [-Wstringop-overflow=]
   382 |       if (ts && update_timespec (&st, &ts))
       |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~
utimens.c:382:17: note: referencing argument 2 of type ‘struct timespec **’
utimens.c:133:1: note: in a call to function ‘update_timespec’
   133 | update_timespec (struct stat const *statbuf, struct timespec 
*ts[2])
       | ^~~~~~~~~~~~~~~
utimens.c: In function ‘lutimens’:
utimens.c:595:17: warning: ‘update_timespec’ accessing 16 bytes in a 
region of size 8 [-Wstringop-overflow=]
   595 |       if (ts && update_timespec (&st, &ts))
       |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~
utimens.c:595:17: note: referencing argument 2 of type ‘struct timespec **’
utimens.c:133:1: note: in a call to function ‘update_timespec’
   133 | update_timespec (struct stat const *statbuf, struct timespec 
*ts[2])
       | ^~~~~~~~~~~~~~~
   CC       openat-die.o
   CC       save-cwd.o
   AR       libgnu.a
make[1]: Verzeichnis „/home/my-name/emacs-27.2/lib“ wird verlassen
make -C lib-src all
make[1]: Verzeichnis „/home/my-name/emacs-27.2/lib-src“ wird betreten
   CCLD     etags
   CCLD     ctags
etags.c: In function ‘main’:
cc1: warning: ‘__builtin_memcpy’ writing 12 bytes into a region of size 
between 0 and 7 [-Wstringop-overflow=]
In file included from ctags.c:2:
etags.c:1395:21: note: destination object of size [0, 7] allocated by 
‘xmalloc’
  1395 |         char *cmd = xmalloc (2 * strlen (tagfile) + sizeof 
"sort -u -o..");
       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
etags.c:1401:14: warning: writing 1 byte into a region of size 0 
[-Wstringop-overflow=]
  1401 |         *z++ = ' ';
       |         ~~~~~^~~~~
etags.c:1395:21: note: at offset 11 into destination object of size [0, 
7] allocated by ‘xmalloc’
  1395 |         char *cmd = xmalloc (2 * strlen (tagfile) + sizeof 
"sort -u -o..");
       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from etags.c:120,
                  from ctags.c:2:
In function ‘stpcpy’,
     inlined from ‘main’ at etags.c:1400:6:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:86:10: warning: 
‘__builtin_stpcpy’ offset 11 is out of the bounds [0, 7] [-Warray-bounds]
    86 |   return __builtin___stpcpy_chk (__dest, __src, __glibc_objsize 
(__dest));
       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function ‘strcpy’,
     inlined from ‘main’ at etags.c:1402:2:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:79:10: warning: 
‘__builtin_strcpy’ offset 1 is out of the bounds [0, 0] [-Warray-bounds]
    79 |   return __builtin___strcpy_chk (__dest, __src, __glibc_objsize 
(__dest));
       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   CCLD     emacsclient
   CCLD     ebrowse
   CCLD     hexl
   CCLD     make-docfile
   CCLD     make-fingerprint
make[1]: Verzeichnis „/home/my-name/emacs-27.2/lib-src“ wird verlassen
make -C src VCSWITNESS='$(srcdir)/../.git/logs/HEAD' all
make[1]: Verzeichnis „/home/my-name/emacs-27.2/src“ wird betreten
   GEN      globals.h
   CC       dispnew.o
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from dispnew.c:27:
In function ‘memset’,
     inlined from ‘clear_glyph_row’ at dispnew.c:884:3:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:59:10: warning: 
‘__builtin_memset’ offset [40, 255] from the object at ‘row’ is out of 
the bounds of referenced subobject ‘used’ with type ‘short int[4]’ at 
offset 32 [-Warray-bounds]
    59 |   return __builtin___memset_chk (__dest, __ch, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    60 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from termchar.h:23,
                  from dispnew.c:29:
dispnew.c: In function ‘clear_glyph_row’:
dispextern.h:866:9: note: subobject ‘used’ declared here
   866 |   short used[1 + LAST_AREA];
       |         ^~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from dispnew.c:27:
In function ‘memset’,
     inlined from ‘clear_glyph_row’ at dispnew.c:884:3,
     inlined from ‘blank_row’ at dispnew.c:899:3:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:59:10: warning: 
‘__builtin_memset’ offset [40, 255] from the object at ‘row’ is out of 
the bounds of referenced subobject ‘used’ with type ‘short int[4]’ at 
offset 32 [-Warray-bounds]
    59 |   return __builtin___memset_chk (__dest, __ch, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    60 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from termchar.h:23,
                  from dispnew.c:29:
dispnew.c: In function ‘blank_row’:
dispextern.h:866:9: note: subobject ‘used’ declared here
   866 |   short used[1 + LAST_AREA];
       |         ^~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from dispnew.c:27:
In function ‘memset’,
     inlined from ‘clear_glyph_row’ at dispnew.c:884:3,
     inlined from ‘prepare_desired_row’ at dispnew.c:1110:7:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:59:10: warning: 
‘__builtin_memset’ offset [40, 255] from the object at ‘row’ is out of 
the bounds of referenced subobject ‘used’ with type ‘short int[4]’ at 
offset 32 [-Warray-bounds]
    59 |   return __builtin___memset_chk (__dest, __ch, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    60 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from termchar.h:23,
                  from dispnew.c:29:
dispnew.c: In function ‘prepare_desired_row’:
dispextern.h:866:9: note: subobject ‘used’ declared here
   866 |   short used[1 + LAST_AREA];
       |         ^~~~
   CC       frame.o
   CC       scroll.o
   CC       xdisp.o
xdisp.c: In function ‘gui_draw_bottom_divider’:
xdisp.c:33954:7: warning: this ‘if’ clause does not guard... 
[-Wmisleading-indentation]
33954 |       if (WINDOW_RIGHT_DIVIDER_WIDTH (w)
       |       ^~
In file included from keyboard.h:24,
                  from xdisp.c:442:
termhooks.h:820:22: note: ...this statement, but the latter is 
misleadingly indented as if it were guarded by the ‘if’
   820 | #define FRAME_RIF(f) ((f)->terminal->rif)
       |                      ^
xdisp.c:33965:9: note: in expansion of macro ‘FRAME_RIF’
33965 |         FRAME_RIF (f)->draw_window_divider (w, x0, x1, y0, y1);
       |         ^~~~~~~~~
   CC       menu.o
   CC       xmenu.o
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from xmenu.c:38:
In function ‘memcpy’,
     inlined from ‘set_frame_menubar’ at xmenu.c:766:2:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 10] from the object at ‘<unknown>’ is out 
of the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from xmenu.c:38:
xmenu.c: In function ‘set_frame_menubar’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
   CC       window.o
   CC       charset.o
   CC       coding.o
   CC       category.o
   CC       ccl.o
   CC       character.o
   CC       chartab.o
   CC       bidi.o
   CC       cm.o
   CC       term.o
   CC       terminal.o
   CC       xfaces.o
xfaces.c:5675:53: warning: argument 2 of type ‘union Lisp_X *[20]’ with 
mismatched bound [-Warray-parameter=]
  5675 | realize_face (struct face_cache *cache, Lisp_Object 
attrs[LFACE_VECTOR_SIZE],
       | ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
xfaces.c:355:56: note: previously declared as ‘union Lisp_X **’
   355 | static struct face *realize_face (struct face_cache *, 
Lisp_Object *,
       | ^~~~~~~~~~~~~
xfaces.c:5752:57: warning: argument 2 of type ‘union Lisp_X *[20]’ with 
mismatched bound [-Warray-parameter=]
  5752 | realize_gui_face (struct face_cache *cache, Lisp_Object 
attrs[LFACE_VECTOR_SIZE])
       | ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
xfaces.c:357:60: note: previously declared as ‘union Lisp_X **’
   357 | static struct face *realize_gui_face (struct face_cache *, 
Lisp_Object *);
       | ^~~~~~~~~~~~~
xfaces.c:6079:31: warning: argument 2 of type ‘union Lisp_X *[20]’ with 
mismatched bound [-Warray-parameter=]
  6079 |                   Lisp_Object attrs[LFACE_VECTOR_SIZE])
       |                   ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
xfaces.c:358:60: note: previously declared as ‘union Lisp_X **’
   358 | static struct face *realize_tty_face (struct face_cache *, 
Lisp_Object *);
       | ^~~~~~~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from xfaces.c:224:
In function ‘memcpy’,
     inlined from ‘get_lface_attributes_no_remap’ at xfaces.c:1891:5,
     inlined from ‘get_lface_attributes’ at xfaces.c:1939:10:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 162] from the object at ‘lface’ is out of 
the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from xfaces.c:224:
xfaces.c: In function ‘get_lface_attributes’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from xfaces.c:224:
In function ‘memcpy’,
     inlined from ‘vcopy’ at lisp.h:3396:3,
     inlined from ‘Finternal_copy_lisp_face’ at xfaces.c:2877:3:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 162] from the object at ‘copy’ is out of 
the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from xfaces.c:224:
xfaces.c: In function ‘Finternal_copy_lisp_face’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from xfaces.c:224:
In function ‘memcpy’,
     inlined from ‘vcopy’ at lisp.h:3396:3,
     inlined from ‘Finternal_copy_lisp_face’ at xfaces.c:2877:3:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 162] from the object at ‘copy’ is out of 
the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from xfaces.c:224:
xfaces.c: In function ‘Finternal_copy_lisp_face’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from xfaces.c:224:
In function ‘memcpy’,
     inlined from ‘get_lface_attributes_no_remap’ at xfaces.c:1891:5,
     inlined from ‘realize_named_face’ at xfaces.c:5648:3:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 162] from the object at ‘lface’ is out of 
the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from xfaces.c:224:
xfaces.c: In function ‘realize_named_face’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from xfaces.c:224:
In function ‘memcpy’,
     inlined from ‘get_lface_attributes_no_remap’ at xfaces.c:1891:5,
     inlined from ‘realize_named_face’ at xfaces.c:5661:3:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 162] from the object at ‘lface’ is out of 
the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from xfaces.c:224:
xfaces.c: In function ‘realize_named_face’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from xfaces.c:224:
In function ‘memcpy’,
     inlined from ‘realize_default_face’ at xfaces.c:5611:3,
     inlined from ‘realize_basic_faces’ at xfaces.c:5470:7:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 162] from the object at ‘lface’ is out of 
the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from xfaces.c:224:
xfaces.c: In function ‘realize_basic_faces’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from xfaces.c:224:
In function ‘memcpy’,
     inlined from ‘vcopy’ at lisp.h:3396:3,
     inlined from ‘Finternal_merge_in_global_face’ at xfaces.c:3995:4:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 162] from the object at ‘local_lface’ is 
out of the bounds of referenced subobject ‘contents’ with type ‘union 
Lisp_X *[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from xfaces.c:224:
xfaces.c: In function ‘Finternal_merge_in_global_face’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
   CC       xterm.o
   CC       xfns.o
   CC       xselect.o
   CC       xrdb.o
   CC       xsmfns.o
   CC       xsettings.o
   CC       gtkutil.o
   CC       emacsgtkfixed.o
   CC       dbusbind.o
   CC       emacs.o
   CC       keyboard.o
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from keyboard.c:25:
In function ‘memcpy’,
     inlined from ‘vcopy’ at lisp.h:3396:3,
     inlined from ‘append_tab_bar_item’ at keyboard.c:8311:3,
     inlined from ‘process_tab_bar_item’ at keyboard.c:8081:5:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 50] from the object at ‘<unknown>’ is out 
of the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from keyboard.c:25:
keyboard.c: In function ‘process_tab_bar_item’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
In file included from /usr/include/string.h:535,
                  from ../lib/string.h:41,
                  from lisp.h:29,
                  from keyboard.c:25:
In function ‘memcpy’,
     inlined from ‘vcopy’ at lisp.h:3396:3,
     inlined from ‘append_tool_bar_item’ at keyboard.c:8788:3,
     inlined from ‘process_tool_bar_item’ at keyboard.c:8465:5:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: 
‘__builtin_memcpy’ offset [3, 90] from the object at ‘<unknown>’ is out 
of the bounds of referenced subobject ‘contents’ with type ‘union Lisp_X 
*[]’ at offset 3 [-Warray-bounds]
    29 |   return __builtin___memcpy_chk (__dest, __src, __len,
       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    30 |                                  __glibc_objsize0 (__dest));
       | ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from keyboard.c:25:
keyboard.c: In function ‘process_tool_bar_item’:
lisp.h:1647:17: note: subobject ‘contents’ declared here
  1647 |     Lisp_Object contents[FLEXIBLE_ARRAY_MEMBER];
       |                 ^~~~~~~~
   CC       macros.o
   CC       keymap.o
   CC       sysdep.o
sysdep.c:1821:22: error: variably modified ‘sigsegv_stack’ at file scope
  1821 | static unsigned char sigsegv_stack[SIGSTKSZ];
       |                      ^~~~~~~~~~~~~
make[1]: *** [Makefile:406: sysdep.o] Fehler 1
make[1]: Verzeichnis „/home/my-name/emacs-27.2/src“ wird verlassen
make: *** [Makefile:424: src] Fehler 2





  reply	other threads:[~2022-08-09 10:42 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-09  9:01 Building from source on 5.15.0-43-generic #46-Ubuntu x86_64 GNU/Linux Andreas Röhler
2022-08-09  9:10 ` Po Lu
2022-08-09 10:42   ` Andreas Röhler [this message]
2022-08-09 11:11     ` Eli Zaretskii
2022-08-09 11:43     ` Po Lu
2022-08-09 18:21       ` Andreas Röhler
2022-08-09 18:30         ` Eli Zaretskii
2022-08-10  6:01           ` Andreas Röhler

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