patch 8.1.0516: :move command marks buffer modified when nothing changed commit https://github.com/vim/vim/commit/ddd1f9183bed00d096f29c503721ac559174a29f Author: Bram Moolenaar <Bram@vim.org> Date: Sat Nov 10 19:19:36 2018 +0100 patch 8.1.0516: :move command marks buffer modified when nothing changed Problem: :move command marks buffer modified when nothing changed. Solution: Do not set 'modified'. Add a test. (Jason Franklin)