commit https://github.com/vim/vim/commit/62f8b4e18014b259bcde4a2845c602b0a44a3714 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jun 11 15:31:47 2016 +0200 patch 7.4.1918 Problem: Not enough testing for parsing viminfo lines. Solution: Add test with viminfo lines in bad syntax. Fix memory leak.

" 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