Works for me, compiled after adding keyword ~ppc64 cleanly and had not a single crash since. Reproducible: Always psthree ~ # emerge --info Portage 2.1.2.5 (default-linux/ppc/ppc64/2006.1/64bit-userland-gcc4/970, gcc-4.1.2, glibc-2.5-r1, 2.6.16-ps3 ppc64) ================================================================= System uname: 2.6.16-ps3 ppc64 Cell Broadband Engine, altivec supported Gentoo Base System release 1.12.10 Timestamp of tree: Tue, 01 May 2007 19:20:01 +0000 dev-lang/python: 2.4.4 dev-python/pycrypto: 2.0.1-r5 sys-apps/sandbox: 1.2.18.1 sys-devel/autoconf: 2.13, 2.61 sys-devel/automake: 1.4_p6, 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: 1.5.22 virtual/os-headers: 2.6.20-r2 ACCEPT_KEYWORDS="ppc64 ~ppc64" AUTOCLEAN="yes" CBUILD="powerpc64-unknown-linux-gnu" CFLAGS="-Os -pipe -mcpu=970 -mtune=970 -maltivec -mabi=altivec" CHOST="powerpc64-unknown-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/gconf /etc/revdep-rebuild /etc/terminfo" CXXFLAGS="-Os -pipe -mcpu=970 -mtune=970 -maltivec -mabi=altivec" DISTDIR="/gentoo/distfiles" FEATURES="autoconfig distlocks metadata-transfer parallel-fetch sandbox sfperms strict" GENTOO_MIRRORS="http://gentoo.prz.rzeszow.pl http://gentoo.po.opole.pl http://src.gentoo.pl http://distfiles.gentoo.org http://www.ibiblio.org/pub/Linux/distributions/gentoo" LINGUAS="pl" MAKEOPTS="-j1" PKGDIR="/gentoo/packages" PORTAGE_RSYNC_EXTRA_OPTS="--partial --progress" 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/local/layman/cell /usr/portage/local/layman/enlightenment /gentoo/portage" SYNC="rsync://gentoo.prz.rzeszow.pl/gentoo-portage" USE="X a52 aac alsa altivec apm arts audiofile avahi bash-completion berkdb bitmap-fonts bzip2 cairo cli console cracklib crypt cups curl dbus dri dts dvd emboss encode esd fbcon flac foomaticdb fortran gadu gdbm gif gnutls gphoto2 gpm gstreamer gtk gtk2 hal ibm iconv imlib ipv6 isdnlog jpeg kde kdehiddenvisibility libg++ libwww logitech-mouse mad midi mikmod mmap mng modplug motif mp3 mpeg msn musepack nls nptl nptlonly ogg opengl oss pam pcre pdf perl png ppc64 pppd python qq qt3 quicktime rdesktop readline reflection sasl sdl session spell spl sqlite ssl startup-notification svg tcl tcpd theora threads tiff truetype truetype-fonts type1-fonts unicode utempter vcd vorbis xcb xine xml xorg xpm xscreensaver xv 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" LINGUAS="pl" USERLAND="GNU" VIDEO_CARDS="ati dummy fbdev mga nv sisusb v4l" Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, LDFLAGS, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS