patch 8.0.1557: printf() does not work with only one argument commit https://github.com/vim/vim/commit/c71807db9c1821baf86796cd76952df36ff1a29a Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 3 15:06:52 2018 +0100 patch 8.0.1557: printf() does not work with only one argument Problem: printf() does not work with only one argument. (Daniel Hahler) Solution: Allow using just the format. (Ken Takata, closes https://github.com/vim/vim/issues/2687)

README_src.txt for version 8.0 of Vim: Vi IMproved.

The source archive contains the files needed to compile Vim on Unix systems.
It is packed for Unix systems (NL line separator).

For more information, see the README.txt file that comes with the runtime
archive (vim-8.0-rt.tar.gz).  To be able to run Vim you MUST get the runtime
archive too!