patch 8.2.3650: Vim9: for loop variable can be a list member Commit: https://github.com/vim/vim/commit/3b3755fe19e9ded2a1c45f14b2c6fa065bcaf2c6 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Nov 22 20:10:18 2021 +0000 patch 8.2.3650: Vim9: for loop variable can be a list member Problem: Vim9: for loop variable can be a list member. Solution: Check for valid variable name. (closes https://github.com/vim/vim/issues/9179)

" Test for '' mark in an empty buffer

func Test_empty_buffer()
  new
  insert
a
b
c
d
.
  call assert_equal(1, line("''"))
  bwipe!
endfunc

" vim: shiftwidth=2 sts=2 expandtab