patch 8.1.0282: 'incsearch' does not work with command modifiers commit https://github.com/vim/vim/commit/33c4dbb74bdf41aadd193a704f597d4df20f0e47 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Aug 14 16:06:16 2018 +0200 patch 8.1.0282: 'incsearch' does not work with command modifiers Problem: 'incsearch' does not work with command modifiers. Solution: Skip command modifiers.

" 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