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.

" For Yiddish capitals should not be checked.  But only change the
" 'spellcapcheck' option when it is not at its default value.
let s:spc = &l:spc
setlocal spc&
if s:spc == &l:spc
  setlocal spc=
else
  let &l:spc = s:spc
endif
unlet s:spc