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SubjectRe: linux-next: Tree for October 21 (printk format warnings)
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From: Randy Dunlap <randy.dunlap@oracle.com>
Date: Tue, 21 Oct 2008 22:11:16 -0700

> On Tue, 21 Oct 2008 22:07:54 -0700 (PDT) David Miller wrote:
>
> > From: Greg KH <greg@kroah.com>
> > Date: Tue, 21 Oct 2008 22:01:42 -0700
> >
> > > What's the expected modifier for "size_t" to work on all arches?
> >
> > Put "%Z" in front of the output specifier you want to use,
> > for example %Zd for decimal and %Zx for hex.
> >
> > > Same goes for the result of "size_of()", what should we use there? Or
> > > are we just required to always cast things?
> >
> > Sizeof should use the same as above.
>
> I know that Alan recently merged a patch with %Zd instead of %zd,
> but the ANSI spec says to use %z, so I thought that we were going with
> that moreso than %Z... ??

I think you're right.

My old fingers must do %Z automatically because gcc a long time ago
didn't recognize %z and warned. That should be such an old gcc problem
as to be irrelevant these days.


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