commit https://github.com/vim/vim/commit/4d1c0a44419afb3c15a861dcb88f46bfed8cd952 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 9 13:23:54 2016 +0100 Update to newer English spell files, but without the COMPOUND rules that make suggestions very slow.

" 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