Subject: Re: bug#27585: segfault when evaluating a file containing only backticks

From: Paul Eggert <[email-masked]>
Date: Fri, 14 Jul 2017 22:12:08 -0700

Steve Kemp wrote:
>      $ /tmp/emacs/bin/emacs -Q --batch --script ./t.el
>      Re-entering top level after C stack overflow
>      [emacs still running]
> 
>    Compare that with the normal example:
> 
>      $ echo "(defun foo() "Test")" > t.el
>      $ /tmp/emacs/bin/emacs -Q --batch --script ./t.el
>      $
> 
>    Perhaps not a huge problem, but it is a change I think?

After a stack overflow, Emacs drops what it's doing and goes to the top level, 
regardless of its command-line arguments. Perhaps it would be better if Emacs 
did something else for this particular case. It's low priority, though.