patch 9.1.0115: Using freed memory with full tag stack and user data Commit: https://github.com/vim/vim/commit/c86bff1771ed9c340f8f4433ae5530fd6de97980 Author: zeertzjq <zeertzjq@outlook.com> Date: Sun Feb 18 18:53:08 2024 +0100 patch 9.1.0115: Using freed memory with full tag stack and user data Problem: Using freed memory with full tag stack and user data (Konstantin Khlebnikov) Solution: Clear the user data pointer of the newest entry. (zeertzjq, Konstantin Khlebnikov) fixes: neovim/neovim#27498 closes: #14053 Co-authored-by: Konstantin Khlebnikov koct9i@gmail.com Signed-off-by: zeertzjq <zeertzjq@outlook.com> Signed-off-by: Konstantin Khlebnikov koct9i@gmail.com Signed-off-by: Christian Brabandt <cb@256bit.org>

" This test is in a separate file, because it usually causes reports for memory
" leaks under valgrind.  That is because when fork/exec fails memory is not
" freed.  Since the process exits right away it's not a real leak.

source check.vim

func Test_job_start_fails()
  CheckFeature job
  let job = job_start('axdfxsdf')
  if has('unix')
    call WaitForAssert({-> assert_equal("dead", job_status(job))})
  else
    call WaitForAssert({-> assert_equal("fail", job_status(job))})
  endif
endfunc

" vim: shiftwidth=2 sts=2 expandtab