gh-112087: Make list_{slice, ass_slice, subscript} to be threadsafe by corona10 · Pull Request #116233 · python/cpython

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 Debian PGO 3.x has failed when building commit 6cddc73.

What do you need to do:

  1. Don't panic.
  2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
  3. Go to the page of the buildbot that failed (https://buildbot.python.org/all/#builders/249/builds/7937) and take a look at the build logs.
  4. Check if the failure is related to this commit (6cddc73) or if it is a false positive.
  5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/all/#builders/249/builds/7937

Summary of the results of the build (if available):

==

Click to see traceback logs
remote: Enumerating objects: 13, done.        
remote: Counting objects:   7% (1/13)        
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remote: Counting objects: 100% (13/13)        
remote: Counting objects: 100% (13/13), done.        
remote: Compressing objects:  16% (1/6)        
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remote: Compressing objects:  66% (4/6)        
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remote: Compressing objects: 100% (6/6)        
remote: Compressing objects: 100% (6/6), done.        
remote: Total 7 (delta 6), reused 1 (delta 1), pack-reused 0        
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HEAD is now at 6cddc731fb5 gh-112087: Make list_{slice, ass_slice, subscript} to be threadsafe (gh-116233)
Switched to and reset branch 'main'

find: ‘build’: No such file or directory
find: ‘build’: No such file or directory
find: ‘build’: No such file or directory
find: ‘build’: No such file or directory
make[2]: [Makefile:2996: clean-retain-profile] Error 1 (ignored)
./Modules/readline.c: In function ‘setup_readline’:
./Modules/readline.c:1305:21: warning: assignment to ‘int (*)(void)’ from incompatible pointer type ‘int (*)(const char *, int)’ [-Wincompatible-pointer-types]
 1305 |     rl_startup_hook = on_startup_hook;
      |                     ^
./Modules/readline.c:1307:23: warning: assignment to ‘int (*)(void)’ from incompatible pointer type ‘int (*)(const char *, int)’ [-Wincompatible-pointer-types]
 1307 |     rl_pre_input_hook = on_pre_input_hook;
      |                       ^
In function ‘word_to_string’,
    inlined from ‘coeff_to_string’ at ./Modules/_decimal/libmpdec/io.c:411:13,
    inlined from ‘_mpd_to_string’ at ./Modules/_decimal/libmpdec/io.c:612:18:
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:360:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  360 |     case 15: EXTRACT_DIGIT(s, x, 100000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:359:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  359 |     case 16: EXTRACT_DIGIT(s, x, 1000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:360:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  360 |     case 15: EXTRACT_DIGIT(s, x, 100000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:361:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  361 |     case 14: EXTRACT_DIGIT(s, x, 10000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:358:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  358 |     case 17: EXTRACT_DIGIT(s, x, 10000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:357:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  357 |     case 18: EXTRACT_DIGIT(s, x, 100000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:358:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  358 |     case 17: EXTRACT_DIGIT(s, x, 10000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:359:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  359 |     case 16: EXTRACT_DIGIT(s, x, 1000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:362:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  362 |     case 13: EXTRACT_DIGIT(s, x, 1000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:361:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  361 |     case 14: EXTRACT_DIGIT(s, x, 10000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:362:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  362 |     case 13: EXTRACT_DIGIT(s, x, 1000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:363:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  363 |     case 12: EXTRACT_DIGIT(s, x, 100000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:364:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  364 |     case 11: EXTRACT_DIGIT(s, x, 10000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:363:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  363 |     case 12: EXTRACT_DIGIT(s, x, 100000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:364:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  364 |     case 11: EXTRACT_DIGIT(s, x, 10000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:366:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  366 |     case 10: EXTRACT_DIGIT(s, x, 1000000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:367:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  367 |     case 9:  EXTRACT_DIGIT(s, x, 100000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:366:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  366 |     case 10: EXTRACT_DIGIT(s, x, 1000000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:367:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  367 |     case 9:  EXTRACT_DIGIT(s, x, 100000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:368:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  368 |     case 8:  EXTRACT_DIGIT(s, x, 10000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:369:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  369 |     case 7:  EXTRACT_DIGIT(s, x, 1000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:368:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  368 |     case 8:  EXTRACT_DIGIT(s, x, 10000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:369:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  369 |     case 7:  EXTRACT_DIGIT(s, x, 1000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:370:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  370 |     case 6:  EXTRACT_DIGIT(s, x, 100000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:371:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  371 |     case 5:  EXTRACT_DIGIT(s, x, 10000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:372:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  372 |     case 4:  EXTRACT_DIGIT(s, x, 1000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:370:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  370 |     case 6:  EXTRACT_DIGIT(s, x, 100000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:371:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  371 |     case 5:  EXTRACT_DIGIT(s, x, 10000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:372:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  372 |     case 4:  EXTRACT_DIGIT(s, x, 1000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:373:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  373 |     case 3:  EXTRACT_DIGIT(s, x, 100UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:373:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  373 |     case 3:  EXTRACT_DIGIT(s, x, 100UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:374:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  374 |     case 2:  EXTRACT_DIGIT(s, x, 10UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:374:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  374 |     case 2:  EXTRACT_DIGIT(s, x, 10UL, dot);
      |              ^~~~~~~~~~~~~
In function ‘word_to_string’,
    inlined from ‘coeff_to_string’ at ./Modules/_decimal/libmpdec/io.c:411:13,
    inlined from ‘_mpd_to_string’ at ./Modules/_decimal/libmpdec/io.c:608:18:
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:360:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  360 |     case 15: EXTRACT_DIGIT(s, x, 100000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:359:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  359 |     case 16: EXTRACT_DIGIT(s, x, 1000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:360:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  360 |     case 15: EXTRACT_DIGIT(s, x, 100000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:361:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  361 |     case 14: EXTRACT_DIGIT(s, x, 10000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:358:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  358 |     case 17: EXTRACT_DIGIT(s, x, 10000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:357:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  357 |     case 18: EXTRACT_DIGIT(s, x, 100000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:358:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  358 |     case 17: EXTRACT_DIGIT(s, x, 10000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:359:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  359 |     case 16: EXTRACT_DIGIT(s, x, 1000000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:362:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  362 |     case 13: EXTRACT_DIGIT(s, x, 1000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:361:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  361 |     case 14: EXTRACT_DIGIT(s, x, 10000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:362:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  362 |     case 13: EXTRACT_DIGIT(s, x, 1000000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:363:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  363 |     case 12: EXTRACT_DIGIT(s, x, 100000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:364:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  364 |     case 11: EXTRACT_DIGIT(s, x, 10000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:363:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  363 |     case 12: EXTRACT_DIGIT(s, x, 100000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:364:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  364 |     case 11: EXTRACT_DIGIT(s, x, 10000000000ULL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:366:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  366 |     case 10: EXTRACT_DIGIT(s, x, 1000000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:367:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  367 |     case 9:  EXTRACT_DIGIT(s, x, 100000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:366:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  366 |     case 10: EXTRACT_DIGIT(s, x, 1000000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:367:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  367 |     case 9:  EXTRACT_DIGIT(s, x, 100000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:368:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  368 |     case 8:  EXTRACT_DIGIT(s, x, 10000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:369:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  369 |     case 7:  EXTRACT_DIGIT(s, x, 1000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:368:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  368 |     case 8:  EXTRACT_DIGIT(s, x, 10000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:369:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  369 |     case 7:  EXTRACT_DIGIT(s, x, 1000000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:370:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  370 |     case 6:  EXTRACT_DIGIT(s, x, 100000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:371:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  371 |     case 5:  EXTRACT_DIGIT(s, x, 10000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:370:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  370 |     case 6:  EXTRACT_DIGIT(s, x, 100000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:371:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  371 |     case 5:  EXTRACT_DIGIT(s, x, 10000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:372:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  372 |     case 4:  EXTRACT_DIGIT(s, x, 1000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:373:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  373 |     case 3:  EXTRACT_DIGIT(s, x, 100UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:374:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  374 |     case 2:  EXTRACT_DIGIT(s, x, 10UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:372:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  372 |     case 4:  EXTRACT_DIGIT(s, x, 1000UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:373:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  373 |     case 3:  EXTRACT_DIGIT(s, x, 100UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:349:40: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  349 |         if (s == dot) *s++ = '.'; *s++ = '0' + (char)(x / d); x %= d
      |                                   ~~~~~^~~~~~~~~~~~~~~~~~~~~
./Modules/_decimal/libmpdec/io.c:374:14: note: in expansion of macro ‘EXTRACT_DIGIT’
  374 |     case 2:  EXTRACT_DIGIT(s, x, 10UL, dot);
      |              ^~~~~~~~~~~~~
./Modules/readline.c: In function ‘setup_readline’:
./Modules/readline.c:1305:21: warning: assignment to ‘int (*)(void)’ from incompatible pointer type ‘int (*)(const char *, int)’ [-Wincompatible-pointer-types]
 1305 |     rl_startup_hook = on_startup_hook;
      |                     ^
./Modules/readline.c:1307:23: warning: assignment to ‘int (*)(void)’ from incompatible pointer type ‘int (*)(const char *, int)’ [-Wincompatible-pointer-types]
 1307 |     rl_pre_input_hook = on_pre_input_hook;
      |                       ^
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘doParseXmlDecl’ at ./Modules/expat/xmltok.c:1192:13:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘doParseXmlDecl’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘parsePseudoAttribute’ at ./Modules/expat/xmltok.c:1070:9:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘parsePseudoAttribute’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘parsePseudoAttribute’ at ./Modules/expat/xmltok.c:1076:12:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘parsePseudoAttribute’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘parsePseudoAttribute’ at ./Modules/expat/xmltok.c:1076:12:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘parsePseudoAttribute’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘parsePseudoAttribute’ at ./Modules/expat/xmltok.c:1083:9:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘parsePseudoAttribute’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘parsePseudoAttribute’ at ./Modules/expat/xmltok.c:1083:9:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘parsePseudoAttribute’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘parsePseudoAttribute’ at ./Modules/expat/xmltok.c:1110:7:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘parsePseudoAttribute’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘parsePseudoAttribute’ at ./Modules/expat/xmltok.c:1123:9:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘parsePseudoAttribute’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~
In function ‘utf8_toUtf8’,
    inlined from ‘toAscii’ at ./Modules/expat/xmltok.c:1038:3,
    inlined from ‘parsePseudoAttribute’ at ./Modules/expat/xmltok.c:1123:9:
./Modules/expat/xmltok.c:392:5: warning: ‘memcpy’ writing 2 or more bytes into a region of size 1 overflows the destination [-Wstringop-overflow=]
  392 |     memcpy(*toP, *fromP, bytesToCopy);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./Modules/expat/xmltok.c: In function ‘parsePseudoAttribute’:
./Modules/expat/xmltok.c:1036:8: note: destination object ‘buf’ of size 1
 1036 |   char buf[1];
      |        ^~~

make: *** [Makefile:2151: buildbottest] Error 3