patch 8.2.1333: Vim9: memory leak when using nested global function Commit: https://github.com/vim/vim/commit/af8edbb8dc551aaf2105a4d77b3d8495da239ef0 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 1 00:03:09 2020 +0200 patch 8.2.1333: Vim9: memory leak when using nested global function Problem: Vim9: memory leak when using nested global function. Solution: Swap from and to when copying the lines.

" 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%.%#