patch 8.1.0868: crash if triggering garbage collector after a function call commit https://github.com/vim/vim/commit/889da2f2438c8168f9a25dc776360b81109bad44 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 2 14:02:30 2019 +0100 patch 8.1.0868: crash if triggering garbage collector after a function call Problem: Crash if triggering garbage collector after a function call. (Michael Henry) Solution: Don't call the garbage collector right away, do it later. (closes #3894)

" Test feedkeys() function.

func Test_feedkeys_x_with_empty_string()
  new
  call feedkeys("ifoo\<Esc>")
  call assert_equal('', getline('.'))
  call feedkeys('', 'x')
  call assert_equal('foo', getline('.'))

  " check it goes back to normal mode immediately.
  call feedkeys('i', 'x')
  call assert_equal('foo', getline('.'))
  quit!
endfunc