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 syntax file
" Language:	groff
" Maintainer:	Alejandro López-Valencia <dradul@yahoo.com>
" URL:		http://dradul.tripod.com/vim
" Last Change:	2003-05-08-12:41:13 GMT-5.

" This uses the nroff.vim syntax file.
let b:main_syntax = "nroff"
let b:nroff_is_groff = 1
runtime! syntax/nroff.vim