patch 8.2.0089: crash when running out of memory in :setfiletype completion Commit: https://github.com/vim/vim/commit/f0f8055102c264b1d0c0a79bf742dc126fb447b9 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 5 22:05:49 2020 +0100 patch 8.2.0089: crash when running out of memory in :setfiletype completion Problem: Crash when running out of memory in :setfiletype completion. Solution: Do not allocate memory. (Dominique Pelle, closes https://github.com/vim/vim/issues/5438)

" Vim syntax file
" Language:  systemd.unit(5)

if !exists('b:current_syntax')
  " Looks a lot like dosini files.
  runtime! syntax/dosini.vim
  let b:current_syntax = 'systemd'
endif