patch 8.2.3556: filler lines are incorrect for other window in diff mode Commit: https://github.com/vim/vim/commit/841c225b9ef8c5bdf5e02968a0bd62521fff6ca8 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Oct 22 20:56:55 2021 +0100 patch 8.2.3556: filler lines are incorrect for other window in diff mode Problem: Filler lines are incorrect for other window in diff mode after making a change. Solution: Copy filler lines from the current window. (closes #8809)

|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