From: Michael Snyder <msnyder@vmware.com>
To: Mark Kettenis <mark.kettenis@xs4all.nl>,
msnyder@vmware.com, gdb-patches@sourceware.org,
teawater@gmail.com
Subject: Re: [RFA] epilogue unwinder for i386 (reverse 1/2)
Date: Sun, 05 Jul 2009 20:46:00 -0000 [thread overview]
Message-ID: <4A51105D.5010400@vmware.com> (raw)
In-Reply-To: <20090705184849.GA15042@caradoc.them.org>
Daniel Jacobowitz wrote:
> On Sun, Jul 05, 2009 at 02:35:43PM +0200, Mark Kettenis wrote:
>> I also think you should add a comment about the specific ordering of
>> this unwinder. It has to come before the dwarf2 unwinder because GCC
>> doesn't provide proper CFI for the epilogue, right?
>
> Right - I would like to have a way to suppress this unwinder, maybe
> based on the producer string like other recognized dwarf2-frame
> quirks, but we can worry about that later. I hope it will be
> unnecessary with GCC 4.5.
I would like that too -- maybe you can point me at an example?
I'm thinking that even if GCC 4.5 fixes the issue, people will
continue to use older GCCs for a while.
next prev parent reply other threads:[~2009-07-05 20:46 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-04 0:26 Michael Snyder
2009-07-04 0:37 ` Michael Snyder
2009-07-05 10:54 ` Hui Zhu
2009-07-05 12:36 ` Mark Kettenis
2009-07-05 18:49 ` Daniel Jacobowitz
2009-07-05 20:46 ` Michael Snyder [this message]
2009-07-05 21:12 ` Daniel Jacobowitz
2009-07-05 20:58 ` Michael Snyder
2009-07-11 20:19 ` Michael Snyder
2009-07-12 17:07 ` Mark Kettenis
2009-07-12 17:53 ` Michael Snyder
2009-07-13 4:55 ` drow
2009-07-13 19:43 ` Michael Snyder
2009-07-13 19:44 ` Daniel Jacobowitz
2009-07-13 20:28 ` Michael Snyder
2009-07-13 20:20 ` Mark Kettenis
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