patch 8.2.0825: def_function() may return pointer that was freed Commit: https://github.com/vim/vim/commit/a14e6975478adeddcc2161edc1ec611016aa89f3 Author: Bram Moolenaar <Bram@vim.org> Date: Mon May 25 23:29:28 2020 +0200 patch 8.2.0825: def_function() may return pointer that was freed Problem: def_function() may return pointer that was freed. Solution: Set "fp" to NULL after freeing it.

" Test :version Ex command

func Test_version()
  " version should always return the same string.
  let v1 = execute('version')
  let v2 = execute('version')
  call assert_equal(v1, v2)

  call assert_match("^\n\nVIM - Vi IMproved .*", v1)
endfunc