commit https://github.com/vim/vim/commit/030cddc7ec0c3d2fe3969140cd1b92b2f18633c0 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Sep 4 23:41:42 2016 +0200 patch 7.4.2330 Problem: Coverity complains about not checking curwin to be NULL. Solution: Use firstwin to avoid the warning.

" For Hebrew 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