patch 8.2.0649: undo problem whn an InsertLeave autocommand resets undo Commit: https://github.com/vim/vim/commit/db93495d276642f63f80471fbcb900b9aa1e9e42 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Apr 27 20:18:31 2020 +0200 patch 8.2.0649: undo problem whn an InsertLeave autocommand resets undo Problem: Undo problem whn an InsertLeave autocommand resets undo. (Kutsan Kaplan) Solution: Do not create a new undo block when leaving Insert mode.

README_src.txt for version 8.2 of Vim: Vi IMproved.

The source archive contains the files needed to compile Vim on Unix systems.
It is packed for Unix systems (NL line separator).

For more information, see the README.txt file that comes with the runtime
archive (vim-8.2-rt.tar.gz).  To be able to run Vim you MUST get the runtime
archive too!