patch 8.1.2280: crash when passing partial to substitute() Commit: https://github.com/vim/vim/commit/b0745b221d284e381f1bd4b591cd68ea54b6a51d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Nov 9 22:28:11 2019 +0100 patch 8.1.2280: crash when passing partial to substitute() Problem: Crash when passing partial to substitute(). Solution: Take extra arguments into account. (closes https://github.com/vim/vim/issues/5186)