patch 9.0.0483: illegal memory access when replacing in virtualedit mode Commit: https://github.com/vim/vim/commit/c249913edc35c0e666d783bfc21595cf9f7d9e0d Author: Bram Moolenaar <Bram@vim.org> Date: Fri Sep 16 22:16:59 2022 +0100 patch 9.0.0483: illegal memory access when replacing in virtualedit mode Problem: Illegal memory access when replacing in virtualedit mode. Solution: Check for replacing NUL after Tab.

" 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