commit https://github.com/vim/vim/commit/8f79acdf7ede2693fbda53c3c9693f16db4f193b Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 1 14:48:20 2016 +0100 patch 7.4.1017 Problem: When there is a backslash in an option ":set -=" doesn't work. Solution: Handle a backslash better. (Jacob Niehus) Add a new test, merge in old test.

" Vim script used in test_eval.in.  Needed for script-local function.

func! s:Testje()
  return "foo"
endfunc
let Bar = function('s:Testje')
$put ='s:Testje exists: ' . exists('s:Testje')
$put ='func s:Testje exists: ' . exists('*s:Testje')
$put ='Bar exists: ' . exists('Bar')
$put ='func Bar exists: ' . exists('*Bar')