patch 8.1.0777: Win32: using pipes for channel does not work well commit https://github.com/vim/vim/commit/b091f30bf38eacb31b9d8c97c82c7e0af9866301 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 19 14:37:00 2019 +0100 patch 8.1.0777: Win32: using pipes for channel does not work well Problem: Win32: using pipes for channel does not work well. Solution: Use a larger buffer and handle overlaps. (Yasuhiro Matsumoto, closes #3782)

" Tests for saving/loading a file with some lines ending in
" CTRL-M, some not
func Test_lineending()
  let l = ["this line ends in a\<CR>",
	      \ "this one doesn't",
	      \ "this one does\<CR>",
	      \ "and the last one doesn't"]
  set ta tx
  enew!
  call append(0, l)
  $delete
  write Xfile1
  bwipe Xfile1
  edit Xfile1
  let t = getline(1, '$')
  call assert_equal(l, t)
  new | only
  call delete('Xfile1')
endfunc