Date: Mon, 15 Mar 2004 15:06:01 -0800 From: Kris Kennaway <kris@obsecurity.org> To: "James R. Van Artsalen" <james@jrv.org> Cc: kris@obsecurity.org Subject: Re: [kris@obsecurity.org: [ports-amd64@FreeBSD.org: avr-gcc-3.3.2 failed on amd64 5]] Message-ID: <20040315230601.GA31834@xor.obsecurity.org> In-Reply-To: <40563051.3010209@jrv.org> References: <20040315212058.C63058@uriah.heep.sax.de> <40563051.3010209@jrv.org>
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--RnlQjJ0d97Da+TV1 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Mar 15, 2004 at 04:38:09PM -0600, James R. Van Artsalen wrote: > >Since this is a stock GCC 3.3.2 where AMD64 is only used as the host > >system (--target=3Davr), and I can't imagine AMD64 is not yet supported > >by GCC, is there already any experience about what would be needed to > >configure a GCC on this arch? > > > >Kris' guess was it might require to be called x86_64, but perhaps some > >other maintainer already solved that problem, so I'm just trying to > >not reinvent the wheel. > >=20 > > > GCC needs to know what the host is in order to know how to calculate=20 > constant folding, and how to do other optimizations (think about=20 > cross-compiling on a 32-bit platform for a 64-target, doing constant=20 > folding etc). >=20 > The bug is in GCC's config.guess: this file doesn't recognize FreeBSD=20 > right. See this message for patch to config.guess: > http://lists.freebsd.org/mailman/htdig/freebsd-amd64/2004-February/000722= .html >=20 > This may not be the only bug but it is a necessary start. config.{guess,sub} should be patched to recognize amd64 if you define GNU_CONFIGURE. Kris --RnlQjJ0d97Da+TV1 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAVjbZWry0BWjoQKURAmeDAJ4uiQufDzZHq0w3B9LUwRyQNxYpBQCdG0GS IF6oGEw0YE8fvXnK4LfCyEM= =62ix -----END PGP SIGNATURE----- --RnlQjJ0d97Da+TV1--
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