patch 8.0.0852: MS-Windows: possible crash when giving a message on startup commit https://github.com/vim/vim/commit/1b66c00aeca87913e75012c59c4e969316e2626d Author: Bram Moolenaar <Bram@vim.org> Date: Thu Aug 3 18:55:00 2017 +0200 patch 8.0.0852: MS-Windows: possible crash when giving a message on startup Problem: MS-Windows: possible crash when giving a message on startup. Solution: Initialize length. (Yasuhiro Matsumoto, closes https://github.com/vim/vim/issues/1931)

" Vim filetype plugin file
" Language:             Prolog
" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
" Latest Revision:      2008-07-09

if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let s:cpo_save = &cpo
set cpo&vim

let b:undo_ftplugin = "setl com< cms< fo<"

setlocal comments=s1:/*,mb:*,ex:*/,:% commentstring=%\ %s
setlocal formatoptions-=t formatoptions+=croql

let &cpo = s:cpo_save
unlet s:cpo_save