patch 8.1.1653: ubsan warns for possibly passing NULL pointer commit https://github.com/vim/vim/commit/0d07155c8bbaca1a527b79da358438253a60839f Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jul 8 22:04:03 2019 +0200 patch 8.1.1653: ubsan warns for possibly passing NULL pointer Problem: Ubsan warns for possibly passing NULL pointer. Solution: Skip code when length is zero. (Dominique Pelle, closes https://github.com/vim/vim/issues/4631)

" Vim filetype plugin file
" Language:    Logcheck
" Maintainer:  Debian Vim Maintainers
" Last Change: 2018 Dec 27
" License:     Vim License
" URL: https://salsa.debian.org/vim-team/vim-debian/blob/master/ftplugin/logcheck.vim

if exists('b:did_ftplugin')
    finish
endif
let b:did_ftplugin = 1

let b:undo_ftplugin = 'setl fo<'

" Do not hard-wrap non-comment lines since each line is a self-contained
" regular expression
setlocal formatoptions-=t