patch 8.1.0565: asan complains about reading before allocated block commit https://github.com/vim/vim/commit/10600db772a6b50093b8027509d7089c209d1e26 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Dec 5 19:46:07 2018 +0100 patch 8.1.0565: asan complains about reading before allocated block Problem: Asan complains about reading before allocated block. Solution: Workaround: Avoid offset from becoming negative.

" 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%.%#