commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 12 22:23:25 2016 +0200 patch 7.4.2204 Problem: It is not easy to get information about buffers, windows and tabpages. Solution: Add getbufinfo(), getwininfo() and gettabinfo(). (Yegappan Lakshmanan)

Tests for file with some lines ending in CTRL-M, some not

STARTTEST
:set ta tx
:e!
:$-3,$w! test.out
:qa!
ENDTEST

this lines ends in a
this one doesn't
this one does
and the last one doesn't