patch 8.2.2549: crash after using "g:" in a for loop Commit: https://github.com/vim/vim/commit/1bd3cb201983859d86d644eef9e98cd3e9de7261 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Feb 24 12:27:31 2021 +0100 patch 8.2.2549: crash after using "g:" in a for loop Problem: Crash after using "g:" in a for loop. Solution: Increment the reference count. (closes https://github.com/vim/vim/issues/7892)

" Vim compiler file
" Compiler:     ATT dot
" Maintainer:	Marcos Macedo <bar4ka@bol.com.br>
" Last Change:	2004 May 16

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

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

CompilerSet makeprg=dot\ -T$*\ \"%:p\"\ -o\ \"%:p:r.$*\"