commit https://github.com/vim/vim/commit/2faa29f896252073b53f387406109e331fbbe5f8 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 23 23:02:34 2016 +0100 patch 7.4.1161 Problem: ":argadd" without argument is supposed to add the current buffer name to the arglist. Solution: Make it work as documented. (Coot, closes https://github.com/vim/vim/issues/577)

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