after emerging the latest portage-2.0.51 and emerge metadata, I added "multilib" to my USE variable and tried to emerge gcc-3.4.2-r2. Calculating dependencies ...done! >>> emerge (1 of 1) sys-devel/gcc-3.4.2-r2 to / !!! Security Violation: A file exists that is not in the manifest. !!! File: files/3.4.2/gcc-3.4.x-mips-add-march-r10k.patch Reproducible: Always Steps to Reproduce: 1. portage-2.0.51 2. emerge metadata 3. add multilib to USE 4. emerge gcc Actual Results: Calculating dependencies ...done! >>> emerge (1 of 1) sys-devel/gcc-3.4.2-r2 to / !!! Security Violation: A file exists that is not in the manifest. !!! File: files/3.4.2/gcc-3.4.x-mips-add-march-r10k.patch Expected Results: gcc-3.4.2-r2 w/ multilib support built Portage 2.0.51 (default-linux/amd64/gcc34-2004.2, gcc-3.4.2, glibc-2.3.4.20040808-r1, 2.6.8-gentoo-r4 x86_64) ================================================================= System uname: 2.6.8-gentoo-r4 x86_64 5 Gentoo Base System version 1.4.16 Autoconf: sys-devel/autoconf-2.59-r5 Automake: sys-devel/automake-1.8.5-r1 Binutils: sys-devel/binutils-2.15.90.0.1.1-r3 Headers: sys-kernel/linux26-headers-2.6.7-r4 Libtools: sys-devel/libtool-1.5.2-r5 ACCEPT_KEYWORDS="amd64" AUTOCLEAN="yes" CFLAGS="-O2 -pipe" CHOST="x86_64-pc-linux-gnu" COMPILER="" CONFIG_PROTECT="/etc /usr/X11R6/lib/X11/xkb /usr/kde/2/share/config /usr/kde/3.2/share/config /usr/kde/3.3/env /usr/kde/3.3/share/config /usr/kde/3.3/shutdown /usr/kde/3/share/config /usr/share/config /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-O2 -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="autoaddcvs buildpkg ccache digest distlocks fixpackages notitles sandbox strict userpriv usersandbox" GENTOO_MIRRORS="http://gentoo.osuosl.org http://distro.ibiblio.org/pub/Linux/distributions/gentoo" MAKEOPTS="-j3" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="X aalib amd64 apm arts avi berkdb bitmap-fonts cdr crypt encode esd f77 fam flac foomaticdb gdbm gif gnome gpm gtk gtk2 imagemagick imlib java jpeg kde libg++ libwww mad mikmod motif mpeg multilib ncurses nls nptl odbc oggvorbis opengl oss pam pdflib perl pici png python qt quicktime readline sdl slang spell ssl tcltk tcpd tiff truetype xml2 xmms xprint xv zlib"
you're having a problem with part of the toolchain, involving a mips-specific patch, and you assigned the bug to amd64@? anyways... fixed.