patch 8.2.1359: Vim9: cannot assign to / register in Vim9 script Commit: https://github.com/vim/vim/commit/83144546488b544a1fe4e2a4f8be954b98c696fc Author: Bram Moolenaar <Bram@vim.org> Date: Sun Aug 2 20:40:43 2020 +0200 patch 8.2.1359: Vim9: cannot assign to / register in Vim9 script Problem: Vim9: cannot assign to / register in Vim9 script. Solution: Adjust check for assignment in Vim9 script. (closes https://github.com/vim/vim/issues/6567)

" 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