patch 8.1.1837: popup test fails if clipboard is supported but not working commit https://github.com/vim/vim/commit/4999a7fb6585915b53888c930067b33c01674678 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 10 22:21:48 2019 +0200 patch 8.1.1837: popup test fails if clipboard is supported but not working Problem: Popup test fails if clipboard is supported but not working. Solution: Add the "clipboard_working" feature. Also use Check commands instead of "if" and "throw". And remove stray ch_logfile().

" Vim filetype plugin
" Language:      ART-IM and ART*Enterprise
" Maintainer:    Dorai Sitaram <ds26@gte.com>
" URL:		 http://www.ccs.neu.edu/~dorai/vimplugins/vimplugins.html
" Last Change:   Apr 2, 2003

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif

run ftplugin/lisp.vim

setl lw-=if
setl lw+=def-art-fun,deffacts,defglobal,defrule,defschema,for,schema,while