patch 8.1.0504: when CTRL-C is mapped it triggers InsertLeave commit https://github.com/vim/vim/commit/4dbc2627641a6b950c30c31cbf7b7e6c36da1927 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Nov 2 11:59:15 2018 +0100 patch 8.1.0504: when CTRL-C is mapped it triggers InsertLeave Problem: When CTRL-C is mapped it triggers InsertLeave. Solution: Make CTRL-C behave the same way when typed or used in a mapping.

" Vim indent file
" Language:	C++
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2008 Nov 29

" Only load this indent file when no other was loaded.
if exists("b:did_indent")
   finish
endif
let b:did_indent = 1

" C++ indenting is built-in, thus this is very simple
setlocal cindent

let b:undo_indent = "setl cin<"