From: Stephen Rothwell <sfr@canb•auug.org.au>
To: Michal Marek <mmarek@suse•cz>
Cc: davej@redhat•com, linux-next@vger•kernel.org,
linux-kernel@vger•kernel.org, sam@ravnborg•org
Subject: Re: [PATCH] kbuild: Fix passing -Wno-* options to gcc 4.4+
Date: Tue, 3 May 2011 10:44:40 +1000 [thread overview]
Message-ID: <20110503104440.700ea26f.sfr@canb.auug.org.au> (raw)
In-Reply-To: <1304338381-3772-1-git-send-email-mmarek@suse.cz>
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HI Michal,
On Mon, 2 May 2011 14:13:01 +0200 Michal Marek <mmarek@suse•cz> wrote:
>
> Starting with 4.4, gcc will happily accept -Wno-<anything> in the
> cc-option test and complain later when compiling a file that has some
> other warning. This rather unexpected behavior is intentional as per
> http://gcc.gnu.org/PR28322, so work around it by testing for support of
> the opposite option (without the no-). Introduce a new Makefile function
> cc-disable-warning that does this and update two uses of cc-option in
> the toplevel Makefile.
>
> Reported-by: Stephen Rothwell <sfr@canb•auug.org.au>
> Signed-off-by: Michal Marek <mmarek@suse•cz>
This fixed things for me, thanks.
Tested-by: Stephen Rothwell <sfr@canb•auug.org.au>
--
Cheers,
Stephen Rothwell sfr@canb•auug.org.au
http://www.canb.auug.org.au/~sfr/
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next prev parent reply other threads:[~2011-05-03 0:44 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-02 2:18 linux-next: build warning after merge of the kbuild tree Stephen Rothwell
2011-05-02 2:24 ` Dave Jones
2011-05-02 3:45 ` Stephen Rothwell
2011-05-02 4:02 ` Dave Jones
2011-05-02 4:44 ` Stephen Rothwell
2011-05-02 4:24 ` Stephen Rothwell
2011-05-02 4:36 ` Dave Jones
2011-05-02 5:57 ` Stephen Rothwell
2011-05-02 4:53 ` Stephen Rothwell
2011-05-02 11:13 ` Michal Marek
2011-05-02 12:13 ` [PATCH] kbuild: Fix passing -Wno-* options to gcc 4.4+ Michal Marek
2011-05-03 0:44 ` Stephen Rothwell [this message]
2011-05-03 8:52 ` Michal Marek
2011-05-02 15:17 ` linux-next: build warning after merge of the kbuild tree Valdis.Kletnieks
2011-05-02 15:31 ` Michal Marek
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