patch 8.1.1366: using expressions in a modeline is unsafe commit https://github.com/vim/vim/commit/110289e78195b6d01e1e6ad26ad450de476d41c1 Author: Bram Moolenaar <Bram@vim.org> Date: Thu May 23 15:38:06 2019 +0200 patch 8.1.1366: using expressions in a modeline is unsafe Problem: Using expressions in a modeline is unsafe. Solution: Disallow using expressions in a modeline, unless the 'modelineexpr' option is set. Update help, add more tests.

" Vim compiler file
" Compiler:             BDF to PCF Conversion
" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
" Latest Revision:      2006-04-19

if exists("current_compiler")
  finish
endif
let current_compiler = "bdf"

let s:cpo_save = &cpo
set cpo-=C

setlocal makeprg=bdftopcf\ $*

setlocal errorformat=%ABDF\ %trror\ on\ line\ %l:\ %m,
      \%-Z%p^,
      \%Cbdftopcf:\ bdf\ input\\,\ %f\\,\ corrupt,
      \%-G%.%#

let &cpo = s:cpo_save
unlet s:cpo_save