patch 8.2.4418: crash when using special multi-byte character Commit: https://github.com/vim/vim/commit/5921aeb5741fc6e84c870d68c7c35b93ad0c9f87 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 19 11:20:12 2022 +0000 patch 8.2.4418: crash when using special multi-byte character Problem: Crash when using special multi-byte character. Solution: Don't use isalpha() for an arbitrary character.

" Provide 'PrintVer' command to print the interface versions.

func s:print_ver(lang, ...)
  if has(a:lang)
    exec a:lang join(a:000)
  else
    echo 'N/A'
  endif
  echo ''
endfunc

command -nargs=+ PrintVer call <SID>print_ver(<f-args>)