patch 8.0.1413: accessing freed memory in :cbuffer commit https://github.com/vim/vim/commit/aaf6e43b7a99cedb89d73ba749a46f7a0f16bbb6 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 19 16:41:14 2017 +0100 patch 8.0.1413: accessing freed memory in :cbuffer Problem: Accessing freed memory in :cbuffer. Solution: Get quickfix list after executing autocmds. (closes https://github.com/vim/vim/issues/2470)

" Vim compiler file
" Compiler:	javac
" Maintainer:	Doug Kearns <dougkearns@gmail.com>
" Last Change:	2004 Nov 27

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

if exists(":CompilerSet") != 2		" older Vim always used :setlocal
  command -nargs=* CompilerSet setlocal <args>
endif

CompilerSet makeprg=javac

CompilerSet errorformat=%E%f:%l:\ %m,%-Z%p^,%-C%.%#,%-G%.%#