patch 8.2.4539: when comparing special v:none and v:null are handled the same Commit: https://github.com/vim/vim/commit/53ba6ca5b27248680e368340707ad4b32a82591f Author: Bram Moolenaar <Bram@vim.org> Date: Thu Mar 10 19:23:28 2022 +0000 patch 8.2.4539: when comparing special v:none and v:null are handled the same Problem: When comparing special v:none and v:null are handled the same when compiling. Solution: Pass more information so that v:none can be handled differently at compile time. (issue #9923)

" Print all interface versions for Ubuntu. Part 1.

if 1
  execute 'source' expand('<sfile>:h') .. '/if_ver-cmd.vim'

  echo "*** Interface versions ***\n"

  echo 'Lua:'
  PrintVer lua print(vim.lua_version, jit and "(LuaJIT)" or "")

  echo 'MzScheme:'
  PrintVer mzscheme (display (version))

  echo 'Perl:'
  PrintVer perl print $^V

  echo 'Ruby:'
  PrintVer ruby print RUBY_VERSION

  echo 'Tcl:'
  PrintVer tcl puts [info patchlevel]

  echo 'Python 2:'
  PrintVer python print sys.version
endif