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| |4| @64
|f|o@1| |5| @64
|f|o@1| |6| @64
|f|o@1| |7| @64
|f|o@1| |8| @64
|f+8&&|o@1| |9| @64
|f+0&&|o@1| |1|0| @63
|b|a|r| |1@1| @63
|:|9|,|1|0|s|/|b|a|r> @59