patch 8.1.1950: using NULL pointer after an out-of-memory Commit: https://github.com/vim/vim/commit/4bbfb0f3cc67c00c8cee4e47283e8d760025219d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 31 15:28:02 2019 +0200 patch 8.1.1950: using NULL pointer after an out-of-memory Problem: Using NULL pointer after an out-of-memory. Solution: Check for NULL pointer. (Dominique Pelle, closes https://github.com/vim/vim/issues/4881)

" 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