patch 8.0.1552: may leak file descriptors when executing job commit https://github.com/vim/vim/commit/8195247054a659fe5cbc238197634d5e13e8e8e9 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 27 19:10:00 2018 +0100 patch 8.0.1552: may leak file descriptors when executing job Problem: May leak file descriptors when executing job. Solution: Close more file descriptors. (Ozaki Kiichi, closes https://github.com/vim/vim/issues/2531)

" Settings for test script execution
" Always use "COMMAND.COM", don't use the value of "$SHELL".
set shell=c:\COMMAND.COM shellquote= shellxquote= shellcmdflag=/c shellredir=>
" This is used only when the +eval feature is available.
if executable("cmd.exe")
   set shell=cmd.exe
endif

source setup.vim