patch 8.1.0596: not all parts of printf() are tested commit https://github.com/vim/vim/commit/21e551cce26ea6ff389b6c90f1945facf1a8a066 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Dec 15 16:08:56 2018 +0100 patch 8.1.0596: not all parts of printf() are tested Problem: Not all parts of printf() are tested. Solution: Add a few more test cases. (Dominique Pelle, closes https://github.com/vim/vim/issues/3691)