Link error emerging mythtv-0.18-1 as follows: g++ -o mythprogfind main.o -L/usr/qt/3/lib -L../../libs/libmyth -L../../libs/libmythtv -L../../libs/libavcodec -L../../libs/libavformat -lmythtv-0.18.1 -lmythavformat-0.18.1 -lmythavcodec-0.18.1 -lmyth-0.18.1 -lfreetype -lmp3lame -lasound -L/usr/kde/3.4/lib -lartsc -lgmodule-2.0 -ldl -lgthread-2.0 -lglib-2.0 -ljack -L/usr/X11R6/lib -lXinerama -lXv -lXxf86vm -lXvMCNVIDIA -lXvMC -lGL -lGLU -lqt-mt -lXext -lX11 -lm -lpthread ../../libs/libavcodec/libmythavcodec-0.18.1.so: undefined reference to `postProcess_C' collect2: ld returned 1 exit status I suspect this is due to my -march=athlon-mp during compile. Here is my emerge --info: Portage 2.0.54 (default-linux/x86/2005.0, gcc-3.4.5, glibc-2.3.5-r2, 2.6.12-gentoo-r10-dingo-gcc.3.4.5 i686) ================================================================= System uname: 2.6.12-gentoo-r10-dingo-gcc.3.4.5 i686 AMD Athlon(tm) MP 2600+ Gentoo Base System version 1.6.14 dev-lang/python: 2.3.5-r2, 2.4.2 sys-apps/sandbox: 1.2.12 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r1 sys-devel/binutils: 2.16.1 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-O3 -pipe -march=athlon-mp -fomit-frame-pointer" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.4/env /usr/kde/3.4/share/config /usr/kde/3.4/shutdown /usr/kde/3/share/config /usr/lib/X11/xkb /usr/lib/mozilla/defaults/pref /usr/share/config /usr/share/texmf/dvipdfm/config/ /usr/share/texmf/dvips/config/ /usr/share/texmf/tex/generic/config/ /usr/share/texmf/tex/platex/config/ /usr/share/texmf/xdvi/ /var/bind /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-O3 -pipe -march=athlon-mp -fomit-frame-pointer" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig distlocks sandbox sfperms strict" GENTOO_MIRRORS="ftp:///ftp-stud.fht-esslingen.de/pub/Mirrors/gentoo/ http://128.213.5.34/gentoo/ http://mirror.tucdemonic.org/gentoo/ http://mirror.datapipe.net/gentoo" MAKEOPTS="-j3" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="x86 3dfx 3dnow 3dnowext X Xaw3d Xosd aac acl acpi adns aim alsa aobc apache2 apm arts artswrappersuid audiofile avi berkdb bitmap-fonts bl bonobo bzip2 caps cdparanoia cdr crypt cscope cups curl dedicated dga directfb divx4linux doc dri dts dvb dvd dvdr dvdread eds emacs emacs-w3 emboss encode esd ethereal evo exif expat fam fastcgi fbcon fdftk ffmpeg fftw firebird flac foomaticdb fortran freetds gd gdbm ggi gif ginac glut gmp gnome gphoto2 gpm gps gstreamer gtk gtk2 gtkhtml hardened icq idn imagemagick imap imlib informix innodb ipv6 jabber jack java jpeg junit kde ladcca lcms ldap libg++ libwww lirc live lzo mad mbox mcal memlimit mhash mikmod ming mmx mmxext mng motif mozilla mp3 mpeg msn mysql mythtv ncurses nls nvidia oci8 odbc offensive ogg oggvorbis opengl oscar pam pcre pda pdflib perl pic pie plotutils png postgres prelude python qt quicktime readline recode rtc samba sasl sdl slang slp speex spell sqlite sse sse2 ssl svga sziip tcltk tcpd tetex theora tiff truetype truetype-fonts type1-fonts udev unicode usb vhosts videos vorbis win32codecs wmf wxWindows xanim xface xine xinerama xml2 xmms xv xvid xvmc yahoo zlib video_cards_3dfx userland_GNU kernel_linux elibc_glibc" Unset: ASFLAGS, CTARGET, LANG, LC_ALL, LDFLAGS, LINGUAS, PORTDIR_OVERLAY
*** This bug has been marked as a duplicate of 94696 ***