patch 8.2.1748: closing split window in other tab may cause a crash Commit: https://github.com/vim/vim/commit/f3c51bbff1256a52bdd9ede7887f40062be2628c Author: Bram Moolenaar <Bram@vim.org> Date: Sat Sep 26 19:11:39 2020 +0200 patch 8.2.1748: closing split window in other tab may cause a crash Problem: Closing split window in other tab may cause a crash. Solution: Set tp_curwin properly. (Rob Pilling, closes https://github.com/vim/vim/issues/7018)