patch 8.2.2510: internal error when popup with mask is zero height or width Commit: https://github.com/vim/vim/commit/10ccfb2a17e736ace054b19dc712544b4e961671 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 13 21:31:18 2021 +0100 patch 8.2.2510: internal error when popup with mask is zero height or width Problem: Internal error when popup with mask is zero height or width. Solution: Bail out if width or height is zero. (closes https://github.com/vim/vim/issues/7831)