commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 12 22:23:25 2016 +0200 patch 7.4.2204 Problem: It is not easy to get information about buffers, windows and tabpages. Solution: Add getbufinfo(), getwininfo() and gettabinfo(). (Yegappan Lakshmanan)

" Tests for tagjump (tags and special searches)

" SEGV occurs in older versions.  (At least 7.4.1748 or older)
func Test_ptag_with_notagstack()
  set notagstack
  call assert_fails('ptag does_not_exist_tag_name', 'E426')
  set tagstack&vim
endfunc

" vim: sw=2 et