Re: Emacs-24 Hangs When Displaying Unicode #x6c0 (ARABIC HEH WITH YEH ABOVE)

[Eli Zaretskii]

> From: Mohsen BANAN <address@hidden>
> Date: Wed, 07 Mar 2012 13:10:24 -0800
> 
>   Eli> When this happens, can you attach a debugger and show the backtrace?
> 
> I don't get a core dump. The display hangs and the
> emacs process keeps running. I don't think a gdb
> backtrace is possible in this case.

It's possible.  When you attach GDB to a running program, that program
is stopped in its tracks, and the backtrace will show where it was
stuck and what it was doing.

> I can run emacs under strace and capture that.

That's much less useful than a backtrace, so please try attaching the
debugger first.

>   Eli> Btw, I think it is best to continue this discussion as part of a bug
>   Eli> report, so please "M-x report-emacs-bug RET" with the details.
> 
> I shall do so.

Thanks.