patch 9.0.0914: deletebufline() may move marks in the wrong window Commit: https://github.com/vim/vim/commit/228e422855d43965f2c3319ff0cdc26ea422c10f Author: zeertzjq <zeertzjq@outlook.com> Date: Sun Nov 20 11:13:17 2022 +0000 patch 9.0.0914: deletebufline() may move marks in the wrong window Problem: deletebufline() may move marks in the wrong window. Solution: Find a window for the buffer being changed. (closes https://github.com/vim/vim/issues/11583)

" Vim filetype plugin file
" Language:             Vim help file
" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
" Latest Revision:      2018-12-29

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

let s:cpo_save = &cpo
set cpo&vim

let b:undo_ftplugin = "setl fo< tw< cole< cocu< keywordprg<"

setlocal formatoptions+=tcroql textwidth=78 keywordprg=:help
if has("conceal")
  setlocal cole=2 cocu=nc
endif

let &cpo = s:cpo_save
unlet s:cpo_save