stage1/xgcc -Bstage1/ -B/usr/i686-pc-linux-gnu/bin/ -c -march=athlon-tbird -O2 -pipe -fprefetch-loop-arrays -DIN_GCC -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -pedantic -Wno-long-long -DHAVE_CONFIG_H -I. -I. -I/var/tmp/portage/gcc-3.3.2-r7/work/gcc-3.3.2/gcc -I/var/tmp/portage/gcc-3.3.2-r7/work/gcc-3.3.2/gcc/. -I/var/tmp/portage/gcc-3.3.2-r7/work/gcc-3.3.2/gcc/config -I/var/tmp/portage/gcc-3.3.2-r7/work/gcc-3.3.2/gcc/../include /var/tmp/portage/gcc-3.3.2-r7/work/gcc-3.3.2/gcc/combine.c -o combine.o /var/tmp/portage/gcc-3.3.2-r7/work/gcc-3.3.2/gcc/combine.c: In function `try_combine': /var/tmp/portage/gcc-3.3.2-r7/work/gcc-3.3.2/gcc/combine.c:2901: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://bugs.gentoo.org/> for instructions. The bug is not reproduceable, so it is likely a hardware or OS problem make[2]: *** [combine.o] Error 1 make[2]: Leaving directory `/var/tmp/portage/gcc-3.3.2-r7/work/build/gcc' make[1]: *** [stage2_build] Error 2 make[1]: Leaving directory `/var/tmp/portage/gcc-3.3.2-r7/work/build/gcc' make: *** [bootstrap-lean] Error 2 !!! ERROR: sys-devel/gcc-3.3.2-r7 failed. !!! Function src_compile, Line 459, Exitcode 2 !!! (no error message) Reproducible: Always Steps to Reproduce: 1. Emerge gcc 2. 3. Actual Results: segfault Expected Results: compile cleanly Portage 2.0.50 (default-x86-1.4, gcc-3.3.2, glibc-2.3.3_pre20040117-r0, 2.6.2-mm1) ================================================================= System uname: 2.6.2-mm1 i686 AMD Athlon(tm) processor Gentoo Base System version 1.4.3.12 ccache version 2.3 [enabled] Autoconf: sys-devel/autoconf-2.59 Automake: sys-devel/automake-1.8.2 ACCEPT_KEYWORDS="x86 ~x86" AUTOCLEAN="yes" CFLAGS="-march=athlon-tbird -O3 -pipe -fomit-frame-pointer -fforce-addr -fprefetch-loop-arrays" CHOST="i686-pc-linux-gnu" COMPILER="gcc3" CONFIG_PROTECT="/etc /usr/X11R6/lib/X11/xkb /usr/kde/2/share/config /usr/kde/3.1/share/config /usr/kde/3.2/share/config /usr/kde/3/share/config /usr/share/config /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/env.d" CXXFLAGS="-march=athlon-tbird -O3 -pipe -fomit-frame-pointer -fforce-addr -fprefetch-loop-arrays" DISTDIR="/usr/portage/distfiles" FEATURES="autoaddcvs ccache sandbox" GENTOO_MIRRORS="http://128.213.5.34/gentoo/ http://gentoo.chem.wisc.edu/gentoo/ http://adelie.polymtl.ca/ http://gentoo.mirror.sdv.fr http://mirror.tucdemonic.org/gentoo/" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="" SYNC="rsync://rsync4.ca.gentoo.org/gentoo-portage" USE="3dnow S3TC X acpi acpi4linux alsa apm arts artswrappersuid avi berkdb cdr crypt cups dga dvd encode faad fbcon flac foomaticdb gif gtk gtk2 idea imlib java jikes jpeg kde libg++ libwww mad mmx motif mozilla moznocompose moznoirc moznomail mpeg ncurses oggvorbis opengl oss pam pdflib perl pic png ppds python qt quicktime readline samba scanner sdl slang spell sse ssl tcpd tiff truetype usb x86 xfs xml xml2 xmms xv xvid zlib"
Try with -march=athlon please.
Whoops, this isn't really a bug, its some stability issues on the hardware itself.