From: Chris Mason <chris.mason@fusionio.com>
To: Martin <m_btrfs@ml1.co.uk>, <linux-btrfs@vger.kernel.org>
Subject: Re: progs integration branch moved to master (new default leafsize)
Date: Fri, 22 Nov 2013 14:57:29 -0500 [thread overview]
Message-ID: <20131122195729.5312.20671@localhost.localdomain> (raw)
In-Reply-To: <l6oche$7sa$1@ger.gmane.org>
Quoting Martin (2013-11-22 14:50:17)
> On 22/11/13 13:40, Chris Mason wrote:
> > Quoting Martin (2013-11-22 04:03:41)
>
> >> * QA Notice: Package triggers severe warnings which indicate that it
> >> * may exhibit random runtime failures.
> >> * disk-io.c:91:5: warning: dereferencing type-punned pointer will break
> >> strict-aliasing rules [-Wstrict-aliasing]
> >> * volumes.c:1930:5: warning: dereferencing type-punned pointer will
> >> break strict-aliasing rules [-Wstrict-aliasing]
> >> * volumes.c:1931:6: warning: dereferencing type-punned pointer will
> >> break strict-aliasing rules [-Wstrict-aliasing]
> >
> > Does gentoo modify the optimizations from the Makefile? We actually
> > have many strict-aliasing warnings, but I didn't think they came up
> > until -O2.
>
> For that system, I have -Os set in the Gentoo "make.conf".
>
>
> > At any rate, I'm adding -fno-strict-aliasing just to be sure.
>
> Good to catch to avoid unexpectedness,
Ok, please try with the current master to make sure the options are
being picked up properly. If you're overriding the
-fno-strict-aliasing, please don't ;)
-chris
next prev parent reply other threads:[~2013-11-22 19:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-08 22:01 progs integration branch moved to master (new default leafsize) Chris Mason
2013-11-08 23:53 ` Martin
2013-11-21 23:37 ` Chris Mason
2013-11-22 9:03 ` Martin
2013-11-22 13:40 ` Chris Mason
2013-11-22 19:50 ` Martin
2013-11-22 19:57 ` Chris Mason [this message]
2013-11-23 0:02 ` Martin
2013-11-22 22:05 ` Duncan
2013-11-14 12:41 ` David Sterba
-- strict thread matches above, loose matches on Subject: below --
2013-11-14 17:28 Chris Mason
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