It works great for me, it's stable on all other arches, no open bugs, emerges fine in a clean stable chroot, what else do you want? emerge --info Portage 2.1-r2 (default-linux/amd64/2006.1/desktop, gcc-4.1.1, glibc-2.4-r3, 2.6.17-suspend2-r4Dudebox-Edition x86_64) ================================================================= System uname: 2.6.17-suspend2-r4Dudebox-Edition x86_64 AMD Athlon(tm) 64 Processor 3200+ Gentoo Base System version 1.12.4 distcc 2.18.3 x86_64-pc-linux-gnu (protocols 1 and 2) (default port 3632) [enabled] ccache version 2.3 [enabled] app-admin/eselect-compiler: [Not Present] dev-lang/python: 2.4.3-r1 dev-python/pycrypto: 2.0.1-r5 dev-util/ccache: 2.3 dev-util/confcache: [Not Present] sys-apps/sandbox: 1.2.17 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2 sys-devel/binutils: 2.16.1-r3 sys-devel/gcc-config: 1.3.13-r3 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="amd64" AUTOCLEAN="yes" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=k8 -msse3 -Os -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 /var/qmail/control" CONFIG_PROTECT_MASK="/etc/env.d /etc/gconf /etc/revdep-rebuild /etc/terminfo" CXXFLAGS="-march=k8 -msse3 -Os -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig ccache collision-protect distcc distlocks metadata-transfer multilib-strict parallel-fetch sandbox sfperms strict test" GENTOO_MIRRORS="ftp://linux.rz.ruhr-uni-bochum.de/gentoo-mirror/ ftp:///ftp-stud.fht-esslingen.de/pub/Mirrors/gentoo/" LDFLAGS="-Wl,-O1" 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'" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" SYNC="rsync://server/gentoo-portage" USE="amd64 X alsa apache2 avi berkdb bitmap-fonts cairo cdr cli crypt cups dbus dlloader dri dvd dvdr eds emboss encode esd fam firefox fortran gcj gdbm gif gpm gstreamer gtk gtk2 hal imap isdnlog jpeg kde kdeenablefinal kdehiddenvisibility libg++ mad mikmod mp3 mpeg mysql ncurses nls nptl nptlonly objc objc++ ogg oss pam pcre pdflib perl png ppds pppd python qt3 qt4 quicktime readline reflection sdl session spell spl sqlite ssl tcpd test truetype truetype-fonts type1-fonts udev unicode vorbis xml xorg xv zlib elibc_glibc input_devices_keyboard input_devices_mouse kernel_linux userland_GNU video_cards_radeon" Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, LINGUAS, PORTAGE_RSYNC_EXTRA_OPTS, PORTDIR_OVERLAY
your credit card number would be a good starter.