patch 8.2.1613: Vim9: cannot pass "true" to prop_type_add() Commit: https://github.com/vim/vim/commit/fa2e38df76b3e0919dc01dd1836257dce0ba62b1 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Sep 5 21:00:00 2020 +0200 patch 8.2.1613: Vim9: cannot pass "true" to prop_type_add() Problem: Vim9: cannot pass "true" to prop_type_add(). Solution: Use tv_get_bool(). (closes https://github.com/vim/vim/issues/6850)

" 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