patch 8.1.0574: 'commentstring' not used when adding fold marker in C commit https://github.com/vim/vim/commit/4af7259b2b35e85c590d54908fcd248d2c733be8 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Dec 9 15:00:52 2018 +0100 patch 8.1.0574: 'commentstring' not used when adding fold marker in C Problem: 'commentstring' not used when adding fold marker in C. Solution: Require white space before middle comment part. (mostly by Hirohito Higashi)

" Settings for test script execution
" Always use "sh", don't use the value of "$SHELL".
set shell=sh

" Only when the +eval feature is present. 
if 1
  " While some tests overwrite $HOME to prevent them from polluting user files,
  " we need to remember the original value so that we can tell external systems
  " where to ask about their own user settings.
  let g:tester_HOME = $HOME
endif

source setup.vim