Have been running this for > 2 months now :)
Just compiled it again. Goes smooth. So i'd say AMD64 is ready to go!
Portage 2.1.3_rc9 (default-linux/amd64/2007.0/no-multilib, gcc-4.1.2,
glibc-2.5-r4, 2.6.21-gentoo x86_64)
=================================================================
System uname: 2.6.21-gentoo x86_64 AMD Turion(tm) 64 Mobile Technology MT-28
Gentoo Base System release 1.12.9
Timestamp of tree: Wed, 25 Jul 2007 11:20:01 +0000
distcc 2.18.3 x86_64-pc-linux-gnu (protocols 1 and 2) (default port 3632)
[enabled]
dev-java/java-config: 1.3.7, 2.0.33-r1
dev-lang/python: 2.4.4-r4
dev-python/pycrypto: 2.0.1-r5
sys-apps/sandbox: 1.2.17
sys-devel/autoconf: 2.13, 2.61
sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2, 1.10
sys-devel/binutils: 2.17
sys-devel/gcc-config: 1.3.16
sys-devel/libtool: 1.5.23b
virtual/os-headers: 2.6.21
ACCEPT_KEYWORDS="amd64"
AUTOCLEAN="yes"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-march=athlon64 -msse3 -O2 -pipe"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/kde/3.5/env /usr/kde/3.5/share/config
/usr/kde/3.5/shutdown /usr/share/X11/xkb /usr/share/config"
CONFIG_PROTECT_MASK="/etc/env.d /etc/env.d/java/ /etc/gconf /etc/revdep-rebuild
/etc/terminfo /etc/texmf/web2c"
CXXFLAGS="-march=athlon64 -msse3 -O2 -pipe"
DISTDIR="/usr/portage/distfiles"
FEATURES="collision-protecta distcc distlocks metadata-transfer multilib-strict
sandbox sfperms strict unmerge-orphans"
GENTOO_MIRRORS="http://gentoo.nedlinux.nl
ftp://ftp.snt.utwente.nl/pub/os/linux/gentoo/"
LINGUAS="en nl"
MAKEOPTS="-j4"
PKGDIR="/usr/portage/packages"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress
--force --whole-file --delete --delete-after --stats --timeout=180
--exclude=/distfiles --exclude=/local --exclude=/packages
--filter=H_**/files/digest-*"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/portage-overlay"
SYNC="rsync://rsync.nl.gentoo.org/gentoo-portage"
USE="X alsa amd64 apache2 bash-completion bitmap-fonts bzip2 cli cracklib crypt
cvs d dri dvd dvdr exif flac gdbm gif graphviz gstreamer highlight history
iconv imagemagick ipod isdnlog jpeg jpeg2k kde latex libg++ logrotate md5sum
midi mmx mp3 mplayer mudflap music ncurses nls nomotif nptl nptlonly nsplugin
ogg opengl openmp oss pcre pdf png pppd qt readline reflection samba session
spl sse sse2 ssl svg tcpd tetex tiff truetype truetype-fonts type1-fonts
unicode vorbis xine xml xml2 xorg xv xvid zlib" ALSA_CARDS="intel8x0"
ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file
hooks iec958 ioplug ladspa lfloat linear meter mulaw multi null plug rate route
share shm softvol" ELIBC="glibc" INPUT_DEVICES="keyboard mouse synaptics"
KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001
mtxorb ncurses text" LINGUAS="en nl" USERLAND="GNU" VIDEO_CARDS="sis"
Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, LDFLAGS,
PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
