patch 8.2.0393: Coverity warns for not using return value Commit: https://github.com/vim/vim/commit/c0300633292ee648c7154a7828eb1c76637bd9af Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 16 20:07:16 2020 +0100 patch 8.2.0393: Coverity warns for not using return value Problem: Coverity warns for not using return value. Solution: Add (void).

" 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