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From: David Daney <ddaney@caviumnetworks.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Dave Jones <davej@redhat.com>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: annoying new gcc 4.6.0 warnings.
Date: Thu, 21 Apr 2011 12:39:24 -0700	[thread overview]
Message-ID: <4DB087EC.1010205@caviumnetworks.com> (raw)
In-Reply-To: <BANLkTi=srdq69ZG8pWbzWOZLX5KX48DcbQ@mail.gmail.com>

On 04/21/2011 12:24 PM, Linus Torvalds wrote:
> On Thu, Apr 21, 2011 at 12:21 PM, Dave Jones<davej@redhat.com>  wrote:
>>
>> There might be some valid bugs found (I think DaveM found a few already) from this new
>> warning, but it seems like everything I've looked at so far is just noise.
>>
>> Any thoughts ?
>
> Yeah, let's just disable the crazy warning. Maybe some of them are
> valid, but it's like the f*cking sign-compare warning: most of them
> are just inane noise, and as such the warning is not worth the pain.
>
> I assume (hope) that there is some -Wno-unused-but-set-variable thing
> we could do, the same way we do -Wno-trigraphs for another totally
> useless gcc warning.
>

This particular warning has helped to find quite a bit of dead code.

Would it make any sense to add a config option to enable the spew for 
those that wanted to see it?

David Daney


  reply	other threads:[~2011-04-21 19:39 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-21 19:21 annoying new gcc 4.6.0 warnings Dave Jones
2011-04-21 19:24 ` Linus Torvalds
2011-04-21 19:39   ` David Daney [this message]
2011-04-21 19:44     ` Joe Perches
2011-04-21 19:58       ` Dave Jones
2011-04-21 20:08         ` Sam Ravnborg
2011-04-21 20:27           ` Dave Jones
2011-04-21 20:37             ` David Daney
2011-04-21 20:45               ` Dave Jones
2011-04-21 20:56                 ` Sam Ravnborg
2011-04-21 21:28                   ` Dave Jones
2011-04-21 21:42                     ` Sam Ravnborg
2011-04-29 15:02                     ` Michal Marek
2011-04-21 20:09         ` Linus Torvalds
2011-04-21 20:15           ` Dave Jones
2011-04-21 20:30 ` Stratos Psomadakis
2011-04-21 21:10   ` Sam Ravnborg

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