I've got trac up and running on ppc64. It works fine. Please add ~ppc64 to
www-apps/trac-0.10.3 and the following packages...
app-text/pytextile-2.0.11
dev-python/setuptools-0.6_rc5
dev-libs/clearsilver-0.10.4
www-apache/mod_fcgid-2.0
app-text/silvercity-0.9.7
www-apps/trac-webadmin-0.1.2
# emerge --info
Portage 2.1.2-r9 (default-linux/ppc/ppc64/2006.1/64bit-userland/power5,
gcc-3.4.6, glibc-2.3.6-r5, 2.6.19-gentoo-r5 ppc64)
=================================================================
System uname: 2.6.19-gentoo-r5 ppc64 POWER5+ (gs)
Gentoo Base System release 1.12.8
Timestamp of tree: Tue, 13 Feb 2007 12:20:01 +0000
dev-lang/python: 2.4.3-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: 1.3.14
sys-devel/libtool: 1.5.22
virtual/os-headers: 2.6.17-r2
ACCEPT_KEYWORDS="ppc64"
AUTOCLEAN="yes"
CBUILD="powerpc64-unknown-linux-gnu"
CFLAGS="-O2 -pipe -mtune=power5 -mcpu=power5"
CHOST="powerpc64-unknown-linux-gnu"
CONFIG_PROTECT="/etc"
CONFIG_PROTECT_MASK="/etc/env.d /etc/gconf /etc/revdep-rebuild /etc/terminfo"
CXXFLAGS="-O2 -pipe -mtune=power5 -mcpu=power5"
DISTDIR="/usr/portage/distfiles"
FEATURES="autoconfig distlocks metadata-transfer sandbox sfperms strict"
GENTOO_MIRRORS="http://darkstar.ist.utl.pt/gentoo/ http://adelie.polymtl.ca/
http://gentoo.mirrors.pair.com/ http://open-systems.ufl.edu/mirrors/gentoo
http://gentoo.mirrors.tds.net/gentoo"
MAKEOPTS="-j2"
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"
PORTDIR_OVERLAY="/usr/local/portage"
SYNC="rsync://rsync.us.gentoo.org/gentoo-portage"
USE="apache2 apm berkdb bitmap-fonts cli cracklib cups dlloader eds emboss
encode esd fastcgi foomaticdb gcc64 gdbm gif gpm ibm iconv imlib jpeg ldap
libg++ libwww logrotate midi mikmod ncurses nls nptl nptlonly pam pcre perl png
ppc64 pppd python readline reflection session spell spl sqlite ssl
static-modules symlink tcpd truetype truetype-fonts type1-fonts unicode xml
zlib" 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 evdev"
KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001
mtxorb ncurses text" USERLAND="GNU" VIDEO_CARDS="ati dummy fbdev mga nv sisusb
v4l"
Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, LDFLAGS,
LINGUAS, PORTAGE_RSYNC_EXTRA_OPTS
