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.

|x+0&#ffff4012@2| | +0&#ffffff0@45
|x+0&#ffff4012@2| | +0&#ffffff0@45
>x+8&#ffff4012@2| | +8&#ffffff0@45
|~+0#4040ff13&| @48
|~| @48
|/+0#0000000&|\|_|.|*| @26|3|,|1| @10|A|l@1|