patch 8.2.4120: block insert goes over the end of the line Commit: https://github.com/vim/vim/commit/9f8c304c8a390ade133bac29963dc8e56ab14cbc Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 17 17:30:21 2022 +0000 patch 8.2.4120: block insert goes over the end of the line Problem: Block insert goes over the end of the line. Solution: Handle invalid byte better. Fix inserting the wrong text.

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