patch 9.0.0554: using freed memory when command follows lambda Commit: https://github.com/vim/vim/commit/f8addf1ca1d8c7801f6dded2341b7084d2b93e5e Author: Bram Moolenaar <Bram@vim.org> Date: Fri Sep 23 12:44:25 2022 +0100 patch 9.0.0554: using freed memory when command follows lambda Problem: Using freed memory when command follows lambda. Solution: Don't free what is still in use. (closes https://github.com/vim/vim/issues/11201)

" Script to fill the window with emoji characters, one per line.
" Source this script: :source %

if &modified
  new
else
  enew
endif

" Use a compiled Vim9 function for speed
def DoIt()
  var lnum = 1
  for c in range(0x100, 0x1ffff)
    var cs = nr2char(c)
    if charclass(cs) == 3
      setline(lnum, '|' .. cs .. '| ' .. strwidth(cs))
      lnum += 1
    endif
  endfor
enddef

call DoIt()
set nomodified