commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Apr 26 21:39:13 2016 +0200 patch 7.4.1793 Problem: Some character classes may differ between systems. On OS/X the regexp test fails. Solution: Make this less dependent on the system. (idea by Kazunobu Kuriyama)

startstart
start of test file Xxx
vim: set noai :
	this is a test
	this is a test
	this is a test
	this is a test
	this should be auto-indented
end of test file Xxx
start of test file Xxx
vim: set noai :
	this is a test
	this is a test
	this is a test
	this is a test
this should be in column 1
end of test file Xxx
# abc
def
def