patch 8.2.1404: Vim9: script test fails in the GUI Commit: https://github.com/vim/vim/commit/b3ca98240761d8f320c5a49e077d1aac6496bb21 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Aug 9 14:43:58 2020 +0200 patch 8.2.1404: Vim9: script test fails in the GUI Problem: Vim9: script test fails in the GUI. Solution: Use another key to map. Improve cleanup.

" 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<"