patch 8.2.0422: crash when passing popup window to win_splitmove() Commit: https://github.com/vim/vim/commit/0f1563ffee4397f5b379517c41b7c9a977fd2e22 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Mar 20 21:15:51 2020 +0100 patch 8.2.0422: crash when passing popup window to win_splitmove() Problem: Crash when passing popup window to win_splitmove(). (john Devin) Solution: Disallow moving a popup window. (closes https://github.com/vim/vim/issues/5816)

" Vim filetype plugin file
" Language:	Diff
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2005 Jul 27

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let b:undo_ftplugin = "setl modeline<"

" Don't use modelines in a diff, they apply to the diffed file
setlocal nomodeline