patch 8.2.0066: some corners of vim_snprintf() are not tested Commit: https://github.com/vim/vim/commit/d2c946bacfedf4e506a4c6771758beddb87df3af Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 31 19:24:51 2019 +0100 patch 8.2.0066: some corners of vim_snprintf() are not tested Problem: Some corners of vim_snprintf() are not tested. Solution: Add a test in C. (Dominique Pelle, closes https://github.com/vim/vim/issues/5422)