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From: Takashi Iwai <tiwai@suse.de>
To: "Mike Frysinger" <vapier.adi@gmail.com>
Cc: alsa-devel@alsa-project.org, Mike Frysinger <vapier@gentoo.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [alsa-devel] [PATCH] ALSA: have snd_BUG_ON() always refer to	arguments
Date: Fri, 07 Nov 2008 08:15:18 +0100	[thread overview]
Message-ID: <s5hk5bgqa61.wl%tiwai@suse.de> (raw)
In-Reply-To: <8bd0f97a0811062309m4029f612k4d3fe380e6d124df@mail.gmail.com>

At Fri, 7 Nov 2008 02:09:04 -0500,
Mike Frysinger wrote:
> 
> On Fri, Nov 7, 2008 at 01:22, Takashi Iwai wrote:
> > At Thu,  6 Nov 2008 21:05:21 -0500,
> > Mike Frysinger wrote:
> >> The snd_BUG_ON() macro should always expand its argument even if we're
> >> forcing it to false.  This kills off unused warnings that did not exist
> >> before the snd_assert() -> snd_BUG_ON() conversion.
> >
> > Andrew already change this differently.  Check with the latest version.
> 
> what are you defining as "latest version" ?  i'm looking in torvalds
> linux-2.6.git.

git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6.git

> > And which warning did you get actually?
> 
> a few codecs define local vars which only get used in snd_BUG_ON() ...
> so if snd_BUG_ON() doesnt utilize cond, gcc whines that the var is
> unused.

I know it.  But I thought all these were removed in the actual codes.
I'd like to see the real warning messages.


thanks,

Takashi

  reply	other threads:[~2008-11-07  7:15 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-07  2:05 Mike Frysinger
2008-11-07  6:22 ` Takashi Iwai
2008-11-07  7:09   ` Mike Frysinger
2008-11-07  7:15     ` Takashi Iwai [this message]
2008-11-07  7:29       ` [alsa-devel] " Mike Frysinger
2008-11-07  7:36         ` Takashi Iwai
2008-11-07  7:56           ` Mike Frysinger
2008-11-07  7:38         ` Takashi Iwai
2008-11-07  7:57           ` Mike Frysinger
2008-11-07  8:03             ` Takashi Iwai
2008-11-07  8:05               ` Mike Frysinger
2008-11-07  8:22                 ` Takashi Iwai
2008-11-07  9:30                   ` Mike Frysinger
2008-11-07  9:56                     ` Takashi Iwai
2008-11-07 10:03                       ` Mike Frysinger

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