patch 8.2.1573: Vim9: getreg() does not take "true" as argument Commit: https://github.com/vim/vim/commit/67ff97ded70a87bc77f58d0bf9a261710ae88112 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 2 21:45:54 2020 +0200 patch 8.2.1573: Vim9: getreg() does not take "true" as argument Problem: Vim9: getreg() does not take "true" as argument. Solution: Use tv_get_bool_chk(). (closes https://github.com/vim/vim/issues/6820)