From owner-freebsd-tinderbox@FreeBSD.ORG  Wed Mar 17 13:32:33 2004
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Date: Wed, 17 Mar 2004 23:30:14 +0200
From: Ruslan Ermilov <ru@FreeBSD.org>
To: Marcel Moolenaar <marcel@xcllnt.net>
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Subject: Re: [current tinderbox] failure on ia64/ia64
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On Wed, Mar 17, 2004 at 12:51:04PM -0800, Marcel Moolenaar wrote:
> On Wed, Mar 17, 2004 at 10:03:07PM +0200, Ruslan Ermilov wrote:
> > > >=20
> > > >         for(i =3D 0; i < SOUND_MIXER_NRDEVICES; i++) {
> > > >                 if ((1 << i) & mask) {
> > > >                         v |=3D mt[i].iselect;
> > > >                 }
> > > >         }
> > > >=20
> > >=20
> > Actually, this is easily reproduceable by compiling the corresponding
> > module on pluto1 with CFLAGS=3D"-O2 -pipe" set in environment.  There's
> > clearly a bug in gcc(1), as:
>=20
> What happens if you replace the for-loop with an equivalent while-loop?
>=20
Doesn't make any difference.  sparc64 and amd64 do not exhibit this problem.
(Yes, I tested this on amd64 as well, skipping the final ld(1) step of the
module's build.)


Cheers,
--=20
Ruslan Ermilov
FreeBSD committer
ru@FreeBSD.org

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