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)

| +0#0000e05#a8a8a8255@1|x+0#0000000#ffffff0@72
| +0#0000e05#a8a8a8255@1|x+0#0000000#ffffff0@1| @70
|=+0&#ffff4012|>>m+0&#ffffff0@3| @68
| +0#0000e05#a8a8a8255@1|y+0#0000000#ffffff0@3| @68
|~+0#4040ff13&| @73
| +0#0000000&@56|2|,|1| @10|A|l@1|