patch 8.2.1006: Vim9: require unnecessary return statement Commit: https://github.com/vim/vim/commit/efd885559405e1561d577e1b0e6fa827705d285e Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jun 18 20:50:10 2020 +0200 patch 8.2.1006: Vim9: require unnecessary return statement Problem: Vim9: require unnecessary return statement. Solution: Improve the use of the had_return flag. (closes https://github.com/vim/vim/issues/6270)

" 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