GCC 4.5 and earlier ignored linker options when they were passed to gcc itself. GCC 4.6 changed this behaviour and returns now "unknown option" Reproducible: Always Steps to Reproduce: 1. emerge gcc 4.6 2. select gcc 4.6 3. emerge kexec-tools Actual Results: x86_64-pc-linux-gnu-gcc: ошибка: unrecognized option ‘--no-undefined’ emerge --info: Portage 2.2.0_alpha29 (default/linux/amd64/10.0, gcc-4.6.0-pre9999, glibc-2.13-r2, 2.6.38-rc6-civil x86_64) ================================================================= System uname: Linux-2.6.38-rc6-civil-x86_64-Intel-R-_Core-TM-_i7-2600K_CPU_@_3.40GHz-with-gentoo-2.0.2 Timestamp of tree: Mon, 28 Mar 2011 04:45:01 +0000 ccache version 3.1.4 [enabled] app-shells/bash: 4.2_p8 dev-java/java-config: 2.1.11-r3 dev-lang/python: 2.6.6-r2, 2.7.1-r1, 3.1.3-r1 dev-util/ccache: 3.1.4 dev-util/cmake: 2.8.4 sys-apps/baselayout: 2.0.2 sys-apps/openrc: 0.7.0 sys-apps/sandbox: 2.5 sys-devel/autoconf: 2.13, 2.68 sys-devel/automake: 1.9.6-r3, 1.10.3, 1.11.1 sys-devel/binutils: 2.21 sys-devel/gcc: 4.4.5, 4.5.2, 4.6.0_pre9999::toolchain sys-devel/gcc-config: 1.4.1 sys-devel/libtool: 2.4-r1 sys-devel/make: 3.82 virtual/os-headers: 2.6.38 (sys-kernel/linux-headers) Repositories: gentoo my_overlay x11 yousei qting-edge kde mozilla vmware toolchain Installed sets: ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="*" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -pipe -march=corei7-avx -mtune=corei7-avx" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/themes/oxygen-gtk/gtk-2.0 /var/lib/hsqldb" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5.3/ext-active/ /etc/php/cgi-php5.3/ext-active/ /etc/php/cli-php5.3/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c" CXXFLAGS="-O2 -pipe -march=corei7-avx -mtune=corei7-avx" DISTDIR="/usr/portage/distfiles" FEATURES="assume-digests binpkg-logs ccache distlocks fixlafiles fixpackages news parallel-fetch preserve-libs protect-owned sandbox sfperms splitdebug unknown-features-warn unmerge-logs unmerge-orphans userfetch" FFLAGS="" GENTOO_MIRRORS="ftp://ftp.corbina.net/pub/Linux/gentoo/ http://trumpetti.atm.tut.fi/gentoo/ ftp://trumpetti.atm.tut.fi/gentoo/ http://distfiles.gentoo.org ftp://xeon.gentoo.ru" LANG="ru_RU.utf8" LDFLAGS="-Wl,-O1 -Wl,--sort-common,--as-needed" LINGUAS="en ru" MAKEOPTS="-j8" PKGDIR="/usr/portage/packages" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage/my /var/lib/layman/x11 /usr/local/portage/yousei /var/lib/layman/qting-edge /usr/local/portage/kde /var/lib/layman/mozilla /var/lib/layman/vmware /var/lib/layman/toolchain" SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage" USE="16bit X a52 aac acl acpi alsa amd64 avahi berkdb branding bzip2 cddb chm cleartype cli consolekit cracklib crypt cups curl curlwrappers cxx cyrillic dbus device-mapper djvu dri dvdnav encode exif ffmpeg flac fontconfig freetype gdbm glibc-omitfp glitz gpm gstreamer iconv icq id3 ipv6 ithreads java6 jpeg kde kdehiddenvisibility lcms lirc lm_sensors lzma mmx mmxext mng modules mouse mp2 mp3 mp4 mpeg2 mudflap multilib musepack mysql ncurses nepomuk nls nptl nptlonly ogg openexr opengl openmp pam pch pcre pdf perl plasma png policykit pppd python qt-copy qt3-support qt3support qt4 raw readline sasl scanner sdl-image sdl-sound semantic-desktop session slang smp spell sqlite sqlite3 srt ssa sse sse2 sse3 ssl ssse3 svg sysfs tcpd theora threads tiff truetype unicode usb vaapi vdpau vorbis wavpack webkit wma wmf wmp wxwindows x264 xcb xforms xine xkb xorg xvid zlib" ALSA_CARDS="emu10k1 intel-hda" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic auth_digest authn_anon authn_dbd authn_dbm authn_default authn_file cgid cgi authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache dav dav_fs dav_lock dbd deflate dir disk_cache env expires ext_filter file_cache filter headers ident imagemap include info log_config logio mem_cache mime mime_magic negotiation proxy proxy_ajp proxy_balancer proxy_connect proxy_http rewrite setenvif so speling status unique_id userdir usertrack vhost_alias" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" INPUT_DEVICES="evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en ru" LIRC_DEVICES="livedrive_midi" PHP_TARGETS="php5-3" RUBY_TARGETS="ruby18" SANE_BACKENDS="epson epson2" USERLAND="GNU" VIDEO_CARDS="nvidia nouveau" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
Created attachment 267649 [details, diff] kexec-tools_gcc46.patch Patch for ebuild. Fixing bug with sed.
Thanks, in overlay.
And fixed in main tree. Thanks!