Bugzilla Bug 126735

I have added the patch tha should fix it. I don't know if this is specific only
for 4.0.2 or 4.x but with 4.0.2 works.

luca@sixkiller ~ $ emerge --info
Portage 2.0.54 (default-linux/x86/2005.0, gcc-4.0.2, glibc-2.3.6-r2,
2.6.15-gentoo-r1 i686)
=================================================================
System uname: 2.6.15-gentoo-r1 i686 AMD Athlon(tm) processor
Gentoo Base System version 1.12.0_pre15
dev-lang/python:     2.4.2
sys-apps/sandbox:    1.2.12
sys-devel/autoconf:  2.13, 2.59-r7
sys-devel/automake:  1.4_p6, 1.6.3, 1.7.9-r1, 1.8.5-r1, 1.8.5-r3, 1.9.6-r1
sys-devel/binutils:  2.16.91.0.5
sys-devel/libtool:   1.5.22
virtual/os-headers:  2.6.11-r2
ACCEPT_KEYWORDS="x86"
AUTOCLEAN="yes"
CBUILD="i686-pc-linux-gnu"
CFLAGS="-march=athlon-xp -Os -fomit-frame-pointer -pipe"
CHOST="i686-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3/share/config
/usr/lib/X11/xkb /usr/share/config /var/qmail/control"
CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d"
CXXFLAGS="-march=athlon-xp -Os -fomit-frame-pointer -pipe"
DISTDIR="/usr/portage/distfiles"
FEATURES="autoconfig ccache distlocks sandbox sfperms strict"
GENTOO_MIRRORS="ftp://gentoo.netnitco.net/pub/mirrors/gentoo/source/
http://gentoo.netnitco.net"
LINGUAS="it"
MAKEOPTS="-j1"
PKGDIR="/usr/portage/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/local/portage"
SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage"
USE="x86 3dfx 3dnow X acl alsa apm audiofile avi berkdb bitmap-fonts bzip2
cairo cdr crypt cups curl dbus dri eds emboss encode exif expat fam ffmpeg
firefox flac foomaticdb fortran gcj gd gdbm gif glut gmp gnome gphoto2 gpm
gstreamer gtk gtk2 gtkhtml guile hal idn imagemagick imlib ipv6 java jpeg junit
kerberos lcms ldap libclamav libg++ libwww lirc mad matroska mhash mikmod mmx
mng motif mp3 mpeg ncurses nls nptl nptlonly ogg oggvorbis openal opengl pam
pcre pdflib perl png postgres prelude python qt quicktime readline samba
scanner sdl spell sse ssl svg svga tcltk tcpd tiff truetype truetype-fonts
type1-fonts udev unicode usb vorbis wmf xine xml xml2 xv xvid zlib
video_cards_ati linguas_it userland_GNU kernel_linux elibc_glibc"
Unset:  ASFLAGS, CTARGET, LANG, LC_ALL, LDFLAGS

Created an attachment (id=82500) [details]
patch to compile with gcc-4.0.2

wrong stuff

Fixed in CVS. Thanks for reporting and providing the patch!