patch 8.2.0381: using freed memory with :lvimgrep and autocommand Commit: https://github.com/vim/vim/commit/2573af3519ad062ddad647b97e32090f106f2ac1 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 14 17:21:34 2020 +0100 patch 8.2.0381: using freed memory with :lvimgrep and autocommand Problem: Using freed memory with :lvimgrep and autocommand. (extracted from POC by Dominique Pelle) Solution: Avoid deleting a dummy buffer used in a window. (closes #5777)

>1+0&#ffffff0| @73
|2| @73
|3| @27|╔+0#0000001#ffd7ff255|═@13|╗| +0#0000000#ffffff0@29
|4| @27|║+0#0000001#ffd7ff255| |a| |l|o|n|g| |l|i|n|e| @1|║| +0#0000000#ffffff0@29
|5| @27|║+0#0000001#ffd7ff255| |>+0#4040ff13&@1| |h+0#0000001&|e|r|e| |t|h|a|t| |║| +0#0000000#ffffff0@29
|6| @27|║+0#0000001#ffd7ff255| |>+0#4040ff13&@1| | +0#0000001&|w|r|a|p|s| @3|║| +0#0000000#ffffff0@29
|7| @27|╚+0#0000001#ffd7ff255|═@13|╝| +0#0000000#ffffff0@29
|8| @73
|9| @73
@57|1|,|1| @10|T|o|p|