commit https://github.com/vim/vim/commit/23c60f21b07b04351d846e6fbf4f4abd9aa09345 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jun 15 22:03:48 2016 +0200 patch 7.4.1940 Problem: "gd" hangs in some situations. (Eric Biggers) Solution: Remove the SEARCH_START flag when looping. Add a test.

" Test for joining lines.

func Test_join_with_count()
  new
  call setline(1, ['one', 'two', 'three', 'four'])
  normal J
  call assert_equal('one two', getline(1))
  %del
  call setline(1, ['one', 'two', 'three', 'four'])
  normal 10J
  call assert_equal('one two three four', getline(1))
  quit!
endfunc