From: Martin <m_btrfs@ml1.co.uk>
To: linux-btrfs@vger.kernel.org
Subject: Re: progs integration branch moved to master (new default leafsize)
Date: Fri, 22 Nov 2013 19:50:17 +0000 [thread overview]
Message-ID: <l6oche$7sa$1@ger.gmane.org> (raw)
In-Reply-To: <20131122134038.5312.42200@localhost.localdomain>
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,
Regards,
Martin
next prev parent reply other threads:[~2013-11-22 19:50 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 [this message]
2013-11-22 19:57 ` Chris Mason
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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