commit https://github.com/vim/vim/commit/17576a1e33d71b5602cee86bf220a806c8412605 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jan 20 20:05:44 2016 +0100 patch 7.4.1144 Problem: Can't build on several systems. Solution: Include float.h. (Christian Robinson, closes https://github.com/vim/vim/issues/570 https://github.com/vim/vim/issues/571)

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