patch 8.2.0679: Vim9: incomplete support for closures Commit: https://github.com/vim/vim/commit/bf67ea1af05cbb30cd8f0b665fb567c0dca79796 Author: Bram Moolenaar <Bram@vim.org> Date: Sat May 2 17:52:42 2020 +0200 patch 8.2.0679: Vim9: incomplete support for closures Problem: Vim9: incomplete support for closures. Solution: At the end of a function copy arguments and local variables if they are still used by a referenced closure.