Created attachment 491070 [details] build log (with MAKEOPTS="-j1") I've recently rebuilt all my system with ld.gold. media-libs/openexr-2.2.2.0-r1 fails with error symbol lookup error: /usr/lib32/libIlmThread-2_2.so.12: undefined symbol: sem_init openexr builds fine switching to ld.bfd $ emerge -vpq openexr [ebuild R ] media-libs/openexr-2.2.0-r1 USE="-examples -static-libs" ABI_X86="32 (64) (-x32)" CPU_FLAGS_X86="-avx" $ emerge --info Portage 2.3.8 (python 2.7.13-final-0, default/linux/amd64/13.0, gcc-6.4.0, glibc-2.25-r4, 4.12.9 x86_64) ================================================================= System uname: Linux-4.12.9-x86_64-AMD_A8-3870_APU_with_Radeon-tm-_HD_Graphics-with-gentoo-2.4.1 KiB Mem: 15889368 total, 11046476 free KiB Swap: 18874352 total, 18874352 free Timestamp of repository gentoo: Tue, 29 Aug 2017 06:15:01 +0000 Head commit of repository gentoo: 85701d5bd21649b1b588fd0d0a568ebd760c1125 sh bash 4.4_p12 ld GNU gold (Gentoo 2.28.1 p1.0 2.28.1) 1.14 app-shells/bash: 4.4_p12::gentoo dev-java/java-config: 2.2.0-r3::gentoo dev-lang/perl: 5.24.2::gentoo dev-lang/python: 2.7.13::gentoo, 3.6.1-r1::gentoo dev-util/cmake: 3.9.1::gentoo sys-apps/baselayout: 2.4.1-r1::gentoo sys-apps/openrc: 0.29::gentoo sys-apps/sandbox: 2.10-r4::gentoo sys-devel/autoconf: 2.13::gentoo, 2.69-r4::gentoo sys-devel/automake: 1.13.4-r1::gentoo, 1.15.1-r1::gentoo sys-devel/binutils: 2.28.1::gentoo sys-devel/gcc: 6.4.0::gentoo sys-devel/gcc-config: 1.8-r1::gentoo sys-devel/libtool: 2.4.6-r4::gentoo sys-devel/make: 4.2.1-r1::gentoo sys-kernel/linux-headers: 4.11::gentoo (virtual/os-headers) sys-libs/glibc: 2.25-r4::gentoo Repositories: gentoo location: /usr/portage sync-type: rsync sync-uri: rsync://rsync.europe.gentoo.org/gentoo-portage priority: -1000 kernelpanic location: /usr/local/portage/kernelpanic masters: gentoo libressl location: /var/lib/layman/libressl sync-type: laymansync sync-uri: https://github.com/gentoo/libressl.git masters: gentoo priority: 50 science location: /var/lib/layman/science sync-type: laymansync sync-uri: git://anongit.gentoo.org/proj/sci.git masters: gentoo priority: 50 ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="* -@EULA @EULA" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=native -mtune=native -O2 -pipe" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/lib64/libreoffice/program/sofficerc /usr/share/gnupg/qualified.txt" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /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="-march=native -mtune=native -O2 -pipe" DISTDIR="/var/portage/distfiles" FCFLAGS="-march=native -mtune=native -O2 -pipe" FEATURES="assume-digests binpkg-logs buildpkg cgroup clean-logs compress-build-logs compress-index config-protect-if-modified distlocks downgrade-backup fixlafiles ipc-sandbox merge-sync multilib-strict network-sandbox news parallel-fetch preserve-libs protect-owned sandbox sfperms split-elog split-log strict unknown-features-warn unmerge-backup unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-march=native -mtune=native -O2 -pipe" GENTOO_MIRRORS="http://distfiles.gentoo.org" INSTALL_MASK=" /etc/systemd /usr/lib/systemd /usr/lib64/systemd" LANG="it_IT.UTF-8" LDFLAGS="-Wl,-O1 -Wl,--as-needed" MAKEOPTS="-j5" PKGDIR="/var/portage/packages" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git" PORTAGE_TMPDIR="/var/tmp" USE="X a52 aac acl alsa amd64 ao berkdb blas bluetooth branding bzip2 cairo caps cli cracklib crypt cups curl cxx dbus djvu dri dts dv dvb dvd encode exif ffmpeg fftw flac fontconfig fortran gcj gdbm gif gimp gmp gpm gsm gstreamer iconv icu inotify ipv6 jbig jpeg jpeg2k lame lapack latex lcms libass libnotify libressl lzma lzo mad matroska mmap mms mng modplug modules mp3 mpeg mpi multilib ncurses nls nptl offensive ogg openexr opengl openmp pam pcre pdf png postscript raw readline scanner seccomp session smp sndfile sound sox speex ssl startup-notification svg theora threads tiff truetype udev unicode usb v4l vaapi vdpau vim-syntax vorbis wavpack wmf wxwidgets x264 xattr xcb xml xmp xpm xscreensaver xv xvid zlib" ABI_X86="32 64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="mmx mmxext sse sse2 3dnow 3dnowext popcnt sse3 sse4a" CURL_SSL="libressl" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="pc" INPUT_DEVICES="evdev" KERNEL="linux" L10N="it en" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="it en" LLVM_TARGETS="AMDGPU" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-6" POSTGRES_TARGETS="postgres9_5" PYTHON_SINGLE_TARGET="python3_6" PYTHON_TARGETS="python2_7 python3_6" QEMU_SOFTMMU_TARGETS="i386 x86_64" QEMU_USER_TARGETS="i386 x86_64" RUBY_TARGETS="ruby24" SANE_BACKENDS="xerox_mfp" USERLAND="GNU" VIDEO_CARDS="modesetting radeon r600" 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: CC, CPPFLAGS, CTARGET, CXX, EMERGE_DEFAULT_OPTS, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
Have the same issue, according to some Stackoverflow pages, when using -pthreads, -lrt has to be passed as well. Adding it to my C{XX}FLAGS I have got it to compile against ld.gold
(In reply to Kamalavelan from comment #1) > Have the same issue, according to some Stackoverflow pages, when using > -pthreads, -lrt has to be passed as well. Adding it to my C{XX}FLAGS I have > got it to compile against ld.gold I had the same problem, the workaround solved it. ld is happy even with LTO.
No activity in over two years, and media-libs/openexr-2.2.0 is no longer in package. Marking as RESOLVED/OBSOLETE
