patch 8.1.1366: using expressions in a modeline is unsafe commit https://github.com/vim/vim/commit/110289e78195b6d01e1e6ad26ad450de476d41c1 Author: Bram Moolenaar <Bram@vim.org> Date: Thu May 23 15:38:06 2019 +0200 patch 8.1.1366: using expressions in a modeline is unsafe Problem: Using expressions in a modeline is unsafe. Solution: Disallow using expressions in a modeline, unless the 'modelineexpr' option is set. Update help, add more tests.

|f+0&#ffffff0|o@1| |1| @64
|f|o@1| |2| @64
|f+1&&|o@1| +0&&|3| @64
|f+0&#ffff4012|o@1| +0&#ffffff0|4| @64
|f+0&#ffff4012|o@1| +0&#ffffff0|5| @64
|f|o@1| |6| @64
|f|o@1| |7| @64
|f|o@1| |8| @64
|:|.|,|.|+|2|s|/|f|o@1> @58