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Bug 593606 - app-emulation/qemu-2.7.0: configure detects host cpu as x86 on a x86_64 system
Summary: app-emulation/qemu-2.7.0: configure detects host cpu as x86 on a x86_64 system
Status: RESOLVED NEEDINFO
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: All Linux
: Normal normal
Assignee: Gentoo QEMU Project
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2016-09-12 20:17 UTC by Maciej Piechotka
Modified: 2016-12-29 18:22 UTC (History)
0 users

See Also:
Package list:
Runtime testing required: ---


Attachments

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Description Maciej Piechotka 2016-09-12 20:17:33 UTC
>>> Configuring source in /var/tmp/portage/app-emulation/qemu-2.7.0-r2/work/qemu-2.7.0 ...
../configure --prefix=/usr --sysconfdir=/etc --libdir=/usr/lib64 --docdir=/usr/share/doc/qemu-2.7.0-r2/html --disable-bsd-user --disable-guest-agent --disable-strip --disable-werror --disable-gcrypt --python=/usr/bin/python2.7 --cc=x86_64-pc-linux-gnu-gcc-5.4.0 --cxx=x86_64-pc-linux-gnu-g++-5.4.0 --host-cc=x86_64-pc-linux-gnu-gcc --disable-debug-info --disable-debug-tcg --enable-docs --disable-tcg-interpreter --enable-attr --disable-brlapi --enable-linux-aio --enable-bzip2 --enable-bluez --enable-cap-ng --enable-curl --enable-fdt --disable-glusterfs --disable-gnutls --disable-nettle --enable-gtk --disable-rdma --disable-libiscsi --enable-vnc-jpeg --enable-kvm --disable-lzo --enable-curses --disable-libnfs --disable-numa --enable-opengl --enable-vnc-png --disable-rbd --enable-vnc-sasl --enable-sdl --enable-seccomp --disable-smartcard --disable-snappy --enable-spice --disable-libssh2 --enable-libusb --disable-usb-redir --enable-uuid --disable-vde --enable-vhost-net --disable-virglrenderer --disable-virtfs --enable-vnc --disable-vte --disable-xen --disable-xen-pci-passthrough --disable-xfsctl --disable-linux-user --enable-system --with-system-pixman --audio-drv-list=sdl,alsa,oss --with-gtkabi=3.0 --with-sdlabi=1.2 --target-list=x86_64-softmmu
big/little test failed

ERROR: User requested feature cap_ng
       configure was not able to find it.
       Install libcap-ng devel

From config.log:
x86_64-pc-linux-gnu-gcc-5.4.0 -fPIE -DPIE -m32 -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common -Wendif-labels -Wmissing-include-dirs -Wempty-body -Wnested-externs -Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers -Wold-style-declaration -Wold-style-definition -Wtype-limits -fstack-protector-strong -I/usr/include/libpng16 -o config-temp/qemu-conf.exe config-temp/qemu-conf.c -Wl,-z,relro -Wl,-z,now -pie -m32 -Wl,-O1 -Wl,--as-needed -Wl,--hash-style=both -Wl,--sort-common -lcap-ng
/usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/../../../../x86_64-pc-linux-gnu/bin/ld: skipping incompatible /usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/../../../libcap-ng.so when searching for -lcap-ng
/usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/../../../../x86_64-pc-linux-gnu/bin/ld: skipping incompatible /usr/lib/libcap-ng.so when searching for -lcap-ng
/usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/../../../../x86_64-pc-linux-gnu/bin/ld: cannot find -lcap-ng
collect2: error: ld returned 1 exit status
distcc[11456] ERROR: compile config-temp/qemu-conf.c on localhost failed

=================================================================
                        Package Settings
=================================================================

sys-libs/libcap-ng-0.7.8::gentoo was built with the following:
USE="-python -static-libs" ABI_X86="64" PYTHON_TARGETS="python2_7 python3_4 -python3_3 -python3_5"
Comment 1 Matthias Maier gentoo-dev 2016-09-18 03:57:54 UTC
Please attach an emerge --info and reopen.
Comment 2 Maciej Piechotka 2016-10-17 18:51:43 UTC
!!! Invalid PORTDIR_OVERLAY (not a dir): '/var/lib/layman/vmware'
Portage 2.3.2 (python 2.7.12-final-0, default/linux/amd64/13.0/desktop, gcc-5.4.0, glibc-2.23-r2, 4.8.0-gentoo x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-4.8.0-gentoo-x86_64-Intel-R-_Core-TM-_i7-3740QM_CPU_@_2.70GHz-with-gentoo-2.3
KiB Mem:    32832852 total,  24069704 free
KiB Swap:   20971512 total,  20971512 free
Timestamp of repository gentoo: Mon, 17 Oct 2016 17:30:01 +0000
sh bash 4.4-r1
ld GNU ld (Gentoo 2.26.1 p1.0) 2.26.1
distcc 3.2rc1 x86_64-pc-linux-gnu [enabled]
app-shells/bash:          4.4-r1::gentoo
dev-java/java-config:     2.2.0-r3::gentoo
dev-lang/perl:            5.24.0-r1::gentoo
dev-lang/python:          2.7.12::gentoo, 3.4.5::gentoo
dev-util/cmake:           3.6.2::gentoo
dev-util/pkgconfig:       0.29.1::gentoo
sys-apps/baselayout:      2.3::gentoo
sys-apps/openrc:          0.22.2::gentoo
sys-apps/sandbox:         2.10-r2::gentoo
sys-devel/autoconf:       2.13::gentoo, 2.69-r2::gentoo
sys-devel/automake:       1.11.6-r2::gentoo, 1.12.6-r1::gentoo, 1.13.4-r1::gentoo, 1.14.1-r1::gentoo, 1.15-r2::gentoo
sys-devel/binutils:       2.26.1::gentoo
sys-devel/gcc:            5.4.0::gentoo
sys-devel/gcc-config:     1.8-r1::gentoo
sys-devel/libtool:        2.4.6-r2::gentoo
sys-devel/make:           4.2.1::gentoo
sys-kernel/linux-headers: 4.7::gentoo (virtual/os-headers)
sys-libs/glibc:           2.23-r2::gentoo
Repositories:
(...)
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="*"
CBUILD="x86_64-pc-linux-gnu"
CC="x86_64-pc-linux-gnu-gcc-5.4.0"
CFLAGS="-O2 -pipe -fomit-frame-pointer -g -march=core2 -mcx16 -msahf -maes -mpclmul -mpopcnt -mavx --param l1-cache-size=32 --param l1-cache-line-size=64 --param l2-cache-size=256 -mtune=core2"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt /usr/share/maven-bin-3.3/conf"
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"
CXX="x86_64-pc-linux-gnu-g++-5.4.0"
CXXFLAGS="-O2 -pipe -fomit-frame-pointer -g -march=core2 -mcx16 -msahf -maes -mpclmul -mpopcnt -mavx --param l1-cache-size=32 --param l1-cache-line-size=64 --param l2-cache-size=256 -mtune=core2"
DISTDIR="/var/tmp/distfiles"
EMERGE_DEFAULT_OPTS="-j12 --load-average=7"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs clean-logs compress-build-logs compressdebug config-protect-if-modified distcc distcc-pump distlocks ebuild-locks fail-clean fixlafiles merge-sync news parallel-fetch preserve-libs protect-owned sandbox sfperms split-elog splitdebug strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://distfiles.gentoo.org"
LANG="en_US.UTF-8"
LC_ALL="en_US.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--hash-style=both -Wl,--sort-common"
MAKEOPTS="-j12 -l7"
PKGDIR="/usr/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 acpi aes alsa amd64 avahi avx berkdb bindist bluetooth branding bzip2 cairo cdda cdr cli consolekit cracklib crypt cryptsetup cups cxx dbus device-mapper dmenu dri dts dvd dvdr emacs emboss encode exif fam firefox flac fontconfig fortran gdbm gif glamor gles2 gnuefi gpm gssapi gtk iconv icu ipv6 jpeg kerberos lcms ldap libkms libnotify lvm lzma mad mmx mmxext mng modules mp3 mp4 mpeg multilib ncurses networkmanager nls nptl ntlm ogg opengl openldap openmp pam pango pcre pdf png policykit popcnt ppds qt3support qt4 readline samba sasl sctp sdl seccomp session spell sqlite sse sse2 sse3 sse4_1 sse4_2 ssl ssse3 startup-notification svg systemd tcpd tiff truetype udev udisks unicode upower usb vim-syntax vorbis wxwidgets x264 xattr xcb xcomposite xinerama xml xv xvid zeroconf zlib zsh-completion" 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" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3" 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 ublox ubx" GRUB_PLATFORMS="efi-64" INPUT_DEVICES="keyboard mouse evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="en" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-6" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_4" RUBY_TARGETS="ruby20 ruby21" USERLAND="GNU" VIDEO_CARDS="intel 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, INSTALL_MASK, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, USE_PYTHON
=================================================================
                        Package Settings
=================================================================

app-emulation/qemu-2.7.0-r3::gentoo was built with the following:
USE="aio alsa bluetooth bzip2 caps curl fdt filecaps gtk jpeg ncurses nls opengl pin-upstream-blobs png sasl sdl seccomp spice threads usb uuid vhost-net vnc xattr -accessibility -debug -glusterfs -gnutls -gtk2 -infiniband -iscsi -lzo -nfs -numa -pulseaudio -python -rbd -sdl2 (-selinux) -smartcard -snappy -ssh -static -static-softmmu -static-user -systemtap -tci -test -usbredir -vde -virgl -virtfs -vte -xen -xfs" ABI_X86="64" LINGUAS="-bg -de_DE -fr_FR -hu -it -tr -zh_CN" PYTHON_TARGETS="python2_7" QEMU_SOFTMMU_TARGETS="x86_64 -aarch64 (-alpha) (-arm) -cris -i386 -lm32 (-m68k) -microblaze -microblazeel (-mips) -mips64 -mips64el -mipsel -moxie -or32 (-ppc) (-ppc64) -ppcemb -s390x -sh4 -sh4eb (-sparc) -sparc64 -tricore -unicore32 -xtensa -xtensaeb" QEMU_USER_TARGETS="-aarch64 (-alpha) (-arm) -armeb -cris -i386 (-m68k) -microblaze -microblazeel (-mips) -mips64 -mips64el -mipsel -mipsn32 -mipsn32el -or32 (-ppc) (-ppc64) -ppc64abi32 -ppc64le -s390x -sh4 -sh4eb (-sparc) -sparc32plus -sparc64 -tilegx -unicore32 -x86_64"

>>> Attempting to run pkg_info() for 'app-emulation/qemu-2.7.0-r3'
Using:
  app-emulation/spice-protocol-0.12.12
  sys-firmware/ipxe-1.0.0_p20160620
  sys-firmware/seabios-1.8.2
    USE=binary
  sys-firmware/vgabios-0.7a-r1
Comment 3 Matthias Maier gentoo-dev 2016-10-17 19:42:33 UTC
What crazy multilib setup is that that

 - sys-libs/libcap-ng-0.7.8::gentoo was built with the following: ABI_X86="64" 

 - app-emulation/qemu is tried to be compiled with ABI_X86="64"

 - the configure of app-emulation/qemu contains "-m32".

Neither sys-libs/libcap-ng, nor app-emulation/qemu are multilib [1] ebuilds.


[1] https://wiki.gentoo.org/wiki/Project:Multilib/Concepts
Comment 4 Maciej Piechotka 2016-10-17 21:07:29 UTC
m32 is added by qemu configure. I added -x argument and it looks like qemu detects incorrectly it is 32 bit system:

 echo x86_64-pc-linux-gnu-gcc-5.4.0 -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common -c -o config-temp/qemu-
conf.o config-temp/qemu-conf.c
+ x86_64-pc-linux-gnu-gcc-5.4.0 -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common -c -o config-temp/qemu-conf.
o config-temp/qemu-conf.c
+ test '' '!=' yes
+ return 0
+ cpu=i386
+ ARCH=
+ case "$cpu" in
+ cpu=i386
+ test -z ''
+ ARCH=i386

It only happens in portage - configure by hand succeeds.
Comment 5 Matthias Maier gentoo-dev 2016-10-17 22:42:25 UTC
> Repositories:
> (...)

What overlays do you have installed? Can you please provide the full output of

  $ emerge --info sys-apps/portage
Comment 6 Maciej Piechotka 2016-10-17 22:45:05 UTC
Portage 2.3.2 (python 2.7.12-final-0, default/linux/amd64/13.0/desktop, gcc-5.4.0, glibc-2.23-r2, 4.8.0-gentoo x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-4.8.0-gentoo-x86_64-Intel-R-_Core-TM-_i7-3740QM_CPU_@_2.70GHz-with-gentoo-2.3
KiB Mem:    32832852 total,  12281304 free
KiB Swap:   20971512 total,  20971512 free
Timestamp of repository gentoo: Mon, 17 Oct 2016 17:30:01 +0000
sh bash 4.4-r1
ld GNU ld (Gentoo 2.26.1 p1.0) 2.26.1
distcc 3.2rc1 x86_64-pc-linux-gnu [enabled]
app-shells/bash:          4.4-r1::gentoo
dev-java/java-config:     2.2.0-r3::gentoo
dev-lang/perl:            5.24.0-r1::gentoo
dev-lang/python:          2.7.12::gentoo, 3.4.5::gentoo
dev-util/cmake:           3.6.2::gentoo
dev-util/pkgconfig:       0.29.1::gentoo
sys-apps/baselayout:      2.3::gentoo
sys-apps/openrc:          0.22.2::gentoo
sys-apps/sandbox:         2.10-r2::gentoo
sys-devel/autoconf:       2.13::gentoo, 2.69-r2::gentoo
sys-devel/automake:       1.11.6-r2::gentoo, 1.12.6-r1::gentoo, 1.13.4-r1::gentoo, 1.14.1-r1::gentoo, 1.15-r2::gentoo
sys-devel/binutils:       2.26.1::gentoo
sys-devel/gcc:            5.4.0::gentoo
sys-devel/gcc-config:     1.8-r1::gentoo
sys-devel/libtool:        2.4.6-r2::gentoo
sys-devel/make:           4.2.1::gentoo
sys-kernel/linux-headers: 4.7::gentoo (virtual/os-headers)
sys-libs/glibc:           2.23-r2::gentoo
Repositories:

gentoo
    location: /usr/portage
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    priority: -1000

crossdev
    location: /usr/local/portage
    masters: gentoo haskell fw-overlay
    priority: 0

fw-overlay
    location: /var/lib/layman/fw-overlay
    masters: gentoo
    priority: 50

haskell
    location: /var/lib/layman/haskell
    masters: gentoo
    priority: 50

ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="*"
CBUILD="x86_64-pc-linux-gnu"
CC="x86_64-pc-linux-gnu-gcc-5.4.0"
CFLAGS="-O2 -pipe -fomit-frame-pointer -g -march=core2 -mcx16 -msahf -maes -mpclmul -mpopcnt -mavx --param l1-cache-size=32 --param l1-cache-line-size=64 --param l2-cache-size=256 -mtune=core2"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt /usr/share/maven-bin-3.3/conf"
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"
CXX="x86_64-pc-linux-gnu-g++-5.4.0"
CXXFLAGS="-O2 -pipe -fomit-frame-pointer -g -march=core2 -mcx16 -msahf -maes -mpclmul -mpopcnt -mavx --param l1-cache-size=32 --param l1-cache-line-size=64 --param l2-cache-size=256 -mtune=core2"
DISTDIR="/var/tmp/distfiles"
EMERGE_DEFAULT_OPTS="-j12 --load-average=7"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs clean-logs compress-build-logs compressdebug config-protect-if-modified distcc distcc-pump distlocks ebuild-locks fail-clean fixlafiles merge-sync news parallel-fetch preserve-libs protect-owned sandbox sfperms split-elog splitdebug strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://distfiles.gentoo.org"
LANG="en_US.UTF-8"
LC_ALL="en_US.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--hash-style=both -Wl,--sort-common"
MAKEOPTS="-j12 -l7"
PKGDIR="/usr/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 acpi aes alsa amd64 avahi avx berkdb bindist bluetooth branding bzip2 cairo cdda cdr cli consolekit cracklib crypt cryptsetup cups cxx dbus device-mapper dmenu dri dts dvd dvdr egl emacs emboss encode exif fam firefox flac fontconfig fortran gdbm gif glamor gles2 gnuefi gpm gssapi gtk iconv icu ipv6 jpeg kerberos lcms ldap libkms libnotify lvm lzma mad mmx mmxext mng modules mp3 mp4 mpeg multilib ncurses networkmanager nls nptl ntlm ogg opengl openldap openmp pam pango pcre pdf png policykit popcnt ppds qt3support qt4 readline samba sasl sctp sdl seccomp session spell sqlite sse sse2 sse3 sse4_1 sse4_2 ssl ssse3 startup-notification svg systemd tcpd tiff truetype udev udisks unicode upower usb vim-syntax vorbis wxwidgets x264 xattr xcb xcomposite xinerama xml xv xvid zeroconf zlib zsh-completion" 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" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3" 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 ublox ubx" GRUB_PLATFORMS="efi-64" INPUT_DEVICES="keyboard mouse evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="en" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-6" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_4" RUBY_TARGETS="ruby20 ruby21" USERLAND="GNU" VIDEO_CARDS="intel 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, INSTALL_MASK, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, USE_PYTHON

=================================================================
                        Package Settings
=================================================================

sys-apps/portage-2.3.2::gentoo was built with the following:
USE="(ipc) xattr -build -doc -epydoc (-selinux)" ABI_X86="64" LINGUAS="-ru" PYTHON_TARGETS="python2_7 python3_4 (-pypy) -python3_3 -python3_5"
Comment 7 SpanKY gentoo-dev 2016-11-15 06:18:59 UTC
attach the full config.log please, both with & w/out the -x output.

is there a reason you're setting CC explicitly to x86_64-pc-linux-gnu-gcc-5.4.0 rather than letting the default gcc work ?