patch 8.1.0475: memory not freed on exit when quit in autocmd commit https://github.com/vim/vim/commit/27e80c885bcb5c5cf6a6462d71d6c81b06ba2451 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Oct 14 21:41:01 2018 +0200 patch 8.1.0475: memory not freed on exit when quit in autocmd Problem: Memory not freed on exit when quit in autocmd. Solution: Remember funccal stack when executing autocmd.

/* if_ole.cpp */
void InitOLE(int* pbDoRestart);
void UninitOLE(void);
void RegisterMe(int silent);
void UnregisterMe(int bNotifyUser);