PATCH: some small cleanups

[Greg McGary]

Ulrich Drepper <drepper@redhat.com> writes:

> Greg McGary <greg@mcgary.org> writes:
> 
> > 	* misc/sys/cdefs.h (__ptrvalue): Define as nothing for non-BP.
> 
> Is __ptrvalue a compiler builtin?  If yes, the patch is OK.

Yes.  __ptrvalue, __ptrlow and __ptrhigh are gcc prefix operators that
select the three components of a BP.  In the non-BP case, __ptrvalue
is a no-op.