patch 8.1.1007: using closure may consume a lot of memory commit https://github.com/vim/vim/commit/209b8e3e3bf7a4a3d102134124120f6c7f57d560 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Mar 14 13:43:24 2019 +0100 patch 8.1.1007: using closure may consume a lot of memory Problem: Using closure may consume a lot of memory. Solution: unreference items that are no longer needed. Add a test. (Ozaki Kiichi, closes #3961)

" Vim compiler file
" Compiler:     FPC 2.1
" Maintainer:   Jaroslaw Blasiok <jaro3000@o2.pl>
" Last Change:  2005 October 07

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

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

" NOTE: compiler must be runned with -vb to write whole source path, not only file
" name.
CompilerSet errorformat=%f(%l\\,%c)\ %m