patch 8.1.1787: cannot resize a popup window commit https://github.com/vim/vim/commit/9bcb70c18a740bf9d97a1420df5964618f218a89 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Aug 1 21:11:05 2019 +0200 patch 8.1.1787: cannot resize a popup window Problem: Cannot resize a popup window. Solution: Allow for resizing by dragging the lower right corncer.

" gvimrc for test_gui_init.vim

if has('gui_athena') || has('gui_motif') || has('gui_gtk2') || has('gui_gtk3')
  set guiheadroom=0
  set guioptions+=p
endif