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Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt direction flag
- From: Florian Weimer <fw at deneb dot enyo dot de>
- To: Robert Dewar <dewar at adacore dot com>
- Cc: "H. Peter Anvin" <hpa at zytor dot com>, "H.J. Lu" <hjl dot tools at gmail dot com>, Jakub Jelinek <jakub at redhat dot com>, NightStrike <nightstrike at gmail dot com>, Olivier Galibert <galibert at pobox dot com>, Chris Lattner <clattner at apple dot com>, Michael Matz <matz at suse dot de>, Richard Guenther <richard dot guenther at gmail dot com>, Joe Buck <Joe dot Buck at synopsys dot com>, Jan Hubicka <hubicka at ucw dot cz>, Aurelien Jarno <aurelien at aurel32 dot net>, linux-kernel at vger dot kernel dot org, gcc at gcc dot gnu dot org
- Date: Fri, 07 Mar 2008 09:28:26 +0100
- Subject: Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt direction flag
- References: <738B72DB-A1D6-43F8-813A-E49688D05771@apple.com> <578FCA7D-D7A6-44F6-9310-4A97C13CDCBE@apple.com> <47CF44E7.3020106@zytor.com> <20080306135139.GA5236@dspnet.fr.eu.org> <b609cb3b0803060737xa0c3c0byb51d51af797eb81f@mail.gmail.com> <6dc9ffc80803060743h502fc96bj6117ef87a8555c3a@mail.gmail.com> <47D012B4.3020104@zytor.com> <20080306162353.GF24887@devserv.devel.redhat.com> <6dc9ffc80803060858i7d4e8b56o99ff8ad301a5cc1a@mail.gmail.com> <47D024AA.9010300@zytor.com> <6dc9ffc80803060914x187049a2hb24ef501baf55601@mail.gmail.com> <47D0275B.4020105@adacore.com> <47D027B5.5030503@zytor.com> <47D0453D.5080501@adacore.com>
* Robert Dewar:
> again, in the real world, there are MANY projects that are nothing
> like this interactive when it comes to moving to new versions of
> operating systems.
Sure, but how many of those get to see software compiled with GCC 4.3?
If this has any real impact, it's more likely to show up in current
systems, where both kernel, libc and GCC are regularly updated, and GCC
happens to receive an update before the kernel.