patch 8.0.1454: when in silent mode too much output is buffered commit https://github.com/vim/vim/commit/42b23fad1d9cdd6266f52d1ed7e0f3f17ce2d04b Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 3 14:46:45 2018 +0100 patch 8.0.1454: when in silent mode too much output is buffered Problem: When in silent mode too much output is buffered. Solution: Use line buffering instead of fully buffered. (Brian M. Carlson, closes #2537)