patch 8.1.2073: when editing a buffer 'colorcolumn' may not work Commit: https://github.com/vim/vim/commit/010ee9657acf1a9f799079d718998c94e50ccadc Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 25 20:37:36 2019 +0200 patch 8.1.2073: when editing a buffer 'colorcolumn' may not work Problem: When editing a buffer 'colorcolumn' may not work. Solution: Set the buffer before copying option values. Call check_colorcolumn() after copying window options.

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