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)

| +0#af5f00255#ffffff0@1|1| |1+0#0000000&@4| @65
| +0#af5f00255&@1|2| |1+0#0000000&@3|2| @65
| +0#af5f00255&@1|3| >1+8#0000000&@3|3| @65
| +0#af5f00255&@1|4| |1+0#0000000&@3|4| @65
| +0#af5f00255&@1|5| |1+0#0000000&@3|5| @65
| +0#af5f00255&@1|6| |1+0#0000000&@3|6| @65
| +0#af5f00255&@1|7| |1+0#0000000&@3|7| @65
|:|s|e|t| |c|u|l|o|p|t|=|l|i|n|e| @40|3|,|1| @10|T|o|p|