patch 8.2.0393: Coverity warns for not using return value Commit: https://github.com/vim/vim/commit/c0300633292ee648c7154a7828eb1c76637bd9af Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 16 20:07:16 2020 +0100 patch 8.2.0393: Coverity warns for not using return value Problem: Coverity warns for not using return value. Solution: Add (void).

" 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>)