patch 8.1.0393: not all white space difference options available commit https://github.com/vim/vim/commit/785fc6567f572b8caefbc89ec29bbd8b801464ae Author: Bram Moolenaar <Bram@vim.org> Date: Sat Sep 15 19:17:38 2018 +0200 patch 8.1.0393: not all white space difference options available Problem: Not all white space difference options available. Solution: Add "iblank", "iwhiteall" and "iwhiteeol" to 'diffopt'.