lkml.org 
[lkml]   [2006]   [Sep]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 4/6] Implement a general log2 facility in the kernel
On Wed, 13 Sep 2006, Russell King wrote:
> On Wed, Sep 13, 2006 at 08:38:59PM +0200, Geert Uytterhoeven wrote:
> > On Wed, 13 Sep 2006, David Howells wrote:
> > > Russell King <rmk+lkml@arm.linux.org.uk> wrote:
> > >
> > > > Therefore, re-using "log2()" is about as bad as re-using the "strcmp()"
> > > > name to implement a function which copies strings.
> > >
> > > I should probably use ilog2() then which would at least be consistent with the
> > > powerpc arch.
> > >
> > > > t.c:2: warning: conflicting types for built-in function 'log2'
> >
> > And apparently gcc < 4.0 doesn't give the warning.
>
> Eh? That's gcc 3.4.3 producing that warning. It probably depends on
> the target configuration.

I have to admit I didn't try all versions. So < 4.0 was a guess, based on the
(Debian) versions I have installed on my laptop...

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-09-13 21:11    [W:0.459 / U:0.108 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site