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 compiler file
" Compiler:	Unit testing tool for Python
" Maintainer:	Max Ischenko <mfi@ukr.net>
" Last Change: 2004 Mar 27

if exists("current_compiler")
  finish
endif
let current_compiler = "pyunit"

if exists(":CompilerSet") != 2		" older Vim always used :setlocal
  command -nargs=* CompilerSet setlocal <args>
endif

CompilerSet efm=%C\ %.%#,%A\ \ File\ \"%f\"\\,\ line\ %l%.%#,%Z%[%^\ ]%\\@=%m