patch 8.0.1815: crash with terminal window and with 'lazyredraw' set commit https://github.com/vim/vim/commit/0cb8ac71ae42f66d525ad855db01361ca38d935a Author: Bram Moolenaar <Bram@vim.org> Date: Fri May 11 22:01:51 2018 +0200 patch 8.0.1815: crash with terminal window and with 'lazyredraw' set Problem: Still a crash with terminal window and with 'lazyredraw' set. (Antoine) Solution: Do not wipe out the buffer when updating the screen.

" Vim indent file
" Language:	Mail
" Maintainer:	Bram Moolenaar
" Last Change:	2009 Jun 03

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

" What works best is auto-indenting, disable other indenting.
" For formatting see the ftplugin.
setlocal autoindent nosmartindent nocindent indentexpr=