patch 8.2.2985: Vim9: a compiled function cannot be debugged Commit: https://github.com/vim/vim/commit/e99d422bbd3e47620915bf89671673f0711671b4 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jun 13 14:01:26 2021 +0200 patch 8.2.2985: Vim9: a compiled function cannot be debugged Problem: Vim9: a compiled function cannot be debugged. Solution: Add initial debugging support.

" vimrc for test_gui_init.vim

" Note that this flag must be added in the .vimrc file, before switching on
" syntax or filetype recognition (when the |gvimrc| file is sourced the system
" menu has already been loaded; the ":syntax on" and ":filetype on" commands
" load the menu too).
set guioptions+=M