Subject: Re: bug#61704: 29.0.60; Crash in get_narrowed_begv

From: martin rudalics <[email-masked]>
Date: Thu, 23 Feb 2023 16:28:32 +0100

Which BTW is not entirely trivial to do.
 > The problem here is that Emacs should not crash, no matter what some
 > other X client, such as the WM, does.

Right.  Even if we have no proof that frame resizing is the culprit
here.

 > X programs are traditionally expected to not crash when run under a
 > window manager that leaves features unimplemented, but to provide some
 > kind of graceful fallback instead.

Right again.  And that's why I said that

 > and OTOH the redisplay engine should be able to handle zero window
 > sizes to avoid crashes the window code cannot prevent.

martin