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From: Mitchell Blank Jr <mitch@sfgoth.com>
To: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Silence a const vs non-const warning
Date: Mon, 3 Apr 2006 05:15:04 -0700	[thread overview]
Message-ID: <20060403121503.GF3157@gaz.sfgoth.com> (raw)
In-Reply-To: <20060403112107.GQ1259@lug-owl.de>

Jan-Benedict Glaw wrote:
> This patch silences a const vs. non-const warning issued by very
> recent GCC versions:
> 
> $ vax-linux-uclibc-gcc -v 2>&1 | grep version
[...]
>  void *memcpy(void *dest, const void *src, size_t count)
>  {
>  	char *tmp = dest;
> -	char *s = src;
> +	const char *s = src;

Actually the compiler version has nothing to do with it -- I'm pretty
sure even gcc 2.X would warn on that.  The actual reason that most people
don't see that is that an arch w/o __HAVE_ARCH_MEMCPY is pretty rare.

Still, no reason for the reference C version of that function to emit
a warning, so it's worth fixing.

-Mitch

      reply	other threads:[~2006-04-03 12:10 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-03 11:21 Jan-Benedict Glaw
2006-04-03 12:15 ` Mitchell Blank Jr [this message]

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