From: Florian Weimer <fw@deneb.enyo.de>
To: Mark Kettenis <mark.kettenis@xs4all.nl>
Cc: gbenson@redhat.com, gdb-patches@sourceware.org
Subject: Re: [PATCH 0/2] Demangler crash handler
Date: Sat, 10 May 2014 20:55:00 -0000 [thread overview]
Message-ID: <87fvkhjqvs.fsf@mid.deneb.enyo.de> (raw)
In-Reply-To: <201405091120.s49BKO1f010622@glazunov.sibelius.xs4all.nl> (Mark Kettenis's message of "Fri, 9 May 2014 13:20:24 +0200 (CEST)")
* Mark Kettenis:
> No. It's this skind of duct-tape that will make sure that bugs in the
> demangler won't get fixed. Apart from removing the incentive to fix
> the bugs, these SIGSEGV signal handlers make actually fixing the bugs
> harder as you won't have core dumps.
I find this approach extremely odd as well.
> Besides, any signal handler that does more than just setting a flag is
> probably broken. Did you verify that you only call async-signal-safe
> functions in the signal handler code path?
At least it doesn't make things much worse because the program is
already in a funny state when the signal is generated.
It would be more reliable to run the demangler in a separate process.
What's so difficult about fixing the demangler?
next prev parent reply other threads:[~2014-05-10 20:55 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-09 10:07 Gary Benson
2014-05-09 10:09 ` [PATCH 1/2] " Gary Benson
2014-05-09 10:10 ` [PATCH 2/2] " Gary Benson
2014-05-09 11:20 ` [PATCH 0/2] " Mark Kettenis
2014-05-09 15:33 ` Gary Benson
2014-05-11 5:17 ` Doug Evans
2014-05-13 10:20 ` Gary Benson
2014-05-13 19:29 ` Tom Tromey
2014-05-14 13:07 ` Gary Benson
2014-05-13 19:39 ` Tom Tromey
2014-05-14 9:15 ` Gary Benson
2014-05-11 20:23 ` Mark Kettenis
2014-05-13 10:21 ` Gary Benson
2014-05-13 16:05 ` Pedro Alves
2014-05-15 13:24 ` Gary Benson
2014-05-15 14:07 ` Pedro Alves
2014-05-15 14:28 ` Gary Benson
2014-05-15 15:25 ` Pedro Alves
2014-05-16 11:06 ` Pedro Alves
2014-05-10 20:55 ` Florian Weimer [this message]
2014-05-11 5:10 ` Doug Evans
2014-05-13 10:22 ` Gary Benson
2014-05-13 18:22 ` Florian Weimer
2014-05-13 18:42 ` Pedro Alves
2014-05-13 19:16 ` Gary Benson
2014-05-13 19:19 ` Pedro Alves
2014-05-14 9:11 ` Gary Benson
2014-05-13 19:20 ` Florian Weimer
2014-05-13 19:22 ` Pedro Alves
2014-05-13 19:22 ` Gary Benson
2014-05-13 19:36 ` Tom Tromey
2014-05-14 9:13 ` Gary Benson
2014-05-14 14:18 ` Pedro Alves
2014-05-14 16:08 ` Andrew Burgess
2014-05-14 18:32 ` Pedro Alves
2014-05-15 13:25 ` Gary Benson
2014-05-15 16:01 ` Pedro Alves
2014-05-15 13:27 ` Gary Benson
2014-05-20 17:05 ` Tom Tromey
2014-05-20 18:40 ` Stan Shebs
2014-05-20 19:36 ` Tom Tromey
2014-05-20 20:23 ` Joel Brobecker
2014-05-22 12:56 ` Gary Benson
2014-05-22 13:09 ` Joel Brobecker
2014-05-22 14:13 ` Pedro Alves
2014-05-22 15:57 ` Gary Benson
2014-05-22 13:18 ` Gary Benson
2014-05-22 14:09 ` Gary Benson
2014-05-22 14:40 ` Mark Kettenis
2014-05-22 20:42 ` Gary Benson
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