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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Paul Bolle <pebolle@tiscali.nl>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] regmap: silence GCC warning
Date: Mon, 1 Oct 2012 12:39:27 +0100	[thread overview]
Message-ID: <20121001113927.GJ4360@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1349087577.24442.21.camel@x61.thuisdomein>

On Mon, Oct 01, 2012 at 12:32:57PM +0200, Paul Bolle wrote:
> On Mon, 2012-10-01 at 11:19 +0100, Mark Brown wrote:

> > I haven't actually stared hard enough at the code to figure this out
> > yet but given what you're changing I'd hope it's a flow analysis bug.
> > I'm certainly not seeing a warning here.

> Well, you may be using another version of gcc, or using different
> defaults. I'm using gcc-4.7.2-2.fc17.x86_64 (ie, the gcc currently
> shipped in Fedora 17 for x86_64), in what I think to be default
> settings.

Yes, of course.  Hence my comment about their flow analysis getting
worse and worse.

> Note that it's not some local oddity. Looking at the (currently) latest
> log for a Fedora build of v3.6-rc7 you'll find an identical warning [0].
> Apparently that build was done with gcc-4.7.1-5.fc18.x86_64 [1].

I assume this is a regression they've introduced in 4.7.

  reply	other threads:[~2012-10-01 11:39 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-30 10:15 [PATCH] regmap: silence GCC warning Paul Bolle
2012-10-01 10:03 ` Mark Brown
2012-10-01 10:16   ` Paul Bolle
2012-10-01 10:19     ` Mark Brown
2012-10-01 10:32       ` Paul Bolle
2012-10-01 11:39         ` Mark Brown [this message]
2012-10-01 19:08           ` Paul Bolle
2012-10-01 19:11             ` Mark Brown
2012-10-03  0:11   ` Valdis.Kletnieks
2012-10-03  7:23     ` Paul Bolle
2012-10-03 11:06       ` Mark Brown
2012-10-05 22:20       ` Valdis.Kletnieks
2012-10-06  8:53         ` Mark Brown
2012-10-06  9:57           ` Paul Bolle
2012-10-08  1:14             ` Mark Brown
2012-10-08 20:06               ` [PATCH v2] " Paul Bolle
2012-10-12  6:26                 ` Mark Brown

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