With gcc-11 the build fails with an error FAILED: Common/Core/CMakeFiles/CommonCore.dir/vtkGenericDataArray.cxx.o /usr/bin/x86_64-pc-linux-gnu-g++ -DCommonCore_EXPORTS -DVTK_IN_VTK -DVTK_MODULE_ENABLE_VTK_loguru=1 -ICommon/C ore -I/var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Common/Core -ICommon/Core/../DataModel -IThirdPart y/loguru/vtkloguru -I/var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/ThirdParty/loguru/vtkloguru -isyste m Utilities/KWIML -isystem /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Utilities/KWIML -isystem Util ities/KWSys -isystem /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Utilities/KWSys -isystem ThirdParty /utf8 -isystem /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/ThirdParty/utf8 -isystem /usr/include/utf 8cpp -isystem ThirdParty/loguru -isystem /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/ThirdParty/logu ru -O2 -pipe -march=bdver2 -frecord-gcc-switches -fstack-check -fstack-protector-strong -fPIC -fvisibility=h idden -fvisibility-inlines-hidden -fopenmp -std=c++11 -MD -MT Common/Core/CMakeFiles/CommonCore.dir/vtkGeneric DataArray.cxx.o -MF Common/Core/CMakeFiles/CommonCore.dir/vtkGenericDataArray.cxx.o.d -o Common/Core/CMakeFile s/CommonCore.dir/vtkGenericDataArray.cxx.o -c /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Common/Cor e/vtkGenericDataArray.cxx In file included from /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Common/Core/vtkGenericDataArray.h: 72, from /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Common/Core/vtkGenericDataArray.cx x:25: /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Common/Core/vtkGenericDataArrayLookupHelper.h: In functi on ‘bool detail::isnan(T)’: /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Common/Core/vtkGenericDataArrayLookupHelper.h:52:26: err or: ‘numeric_limits’ is not a member of ‘std’ 52 | return has_NaN<T, std::numeric_limits<T>::has_quiet_NaN>::isnan(x); | ^~~~~~~~~~~~~~ /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Common/Core/vtkGenericDataArrayLookupHelper.h:52:26: err or: ‘numeric_limits’ is not a member of ‘std’ /var/tmp/portage/sci-libs/vtk-9.0.1-r1/work/VTK-9.0.1/Common/Core/vtkGenericDataArrayLookupHelper.h:52:42: err or: template argument 2 is invalid 52 | return has_NaN<T, std::numeric_limits<T>::has_quiet_NaN>::isnan(x); | ^ From the GNU gcc-11 porting guide, I assue, that this is a gcc-11 issue. Note this is from a change root used for developing ebuilds. Reproducible: Always Portage 3.0.19 (python 3.9.5-final-0, default/linux/amd64/17.1/no-multilib, gcc-11.1.0, glibc-2.33, 5.12.9-gentoo-0 x86_64) ================================================================= System Settings ================================================================= System uname: Linux-5.12.9-gentoo-0-x86_64-AMD_FX-tm-8350_Eight-Core_Processor-with-glibc2.33 KiB Mem: 16290912 total, 1722572 free KiB Swap: 16777208 total, 15834988 free Timestamp of repository gentoo: Sat, 05 Jun 2021 15:35:17 +0000 Head commit of repository gentoo-git: 49c297a86fee9831984d5f1a881fe2e3bab521fa Head commit of repository waebbl: 5ab8e5a29c26acb8f0cc51e6907eccb0f3923416 sh bash 5.1_p8 ld GNU ld (Gentoo 2.36.1 p3) 2.36.1 app-shells/bash: 5.1_p8::gentoo-git dev-lang/perl: 5.34.0::gentoo-git dev-lang/python: 3.9.5_p2::gentoo-git, 3.10.0_beta2::gentoo dev-lang/rust-bin: 1.52.1::gentoo-git dev-util/cmake: 3.20.3::gentoo-git sys-apps/baselayout: 2.7-r2::gentoo-git sys-apps/openrc: 0.43.3::gentoo-git sys-apps/sandbox: 2.24::gentoo-git sys-devel/autoconf: 2.13-r1::gentoo-git, 2.69-r5::gentoo sys-devel/automake: 1.16.3-r1::gentoo-git sys-devel/binutils: 2.36.1-r1::gentoo-git sys-devel/gcc: 9.3.0-r2::gentoo-git, 11.1.0::gentoo-git sys-devel/gcc-config: 2.4::gentoo-git sys-devel/libtool: 2.4.6-r6::gentoo-git sys-devel/make: 4.3::gentoo-git sys-kernel/linux-headers: 5.12::gentoo-git (virtual/os-headers) sys-libs/glibc: 2.33::gentoo-git Repositories: gentoo location: /var/db/repos/gentoo sync-type: rsync sync-uri: rsync://rsync.gentoo.org/gentoo-portage priority: -1000 sync-rsync-verify-metamanifest: yes sync-rsync-extra-opts: sync-rsync-verify-jobs: 1 sync-rsync-verify-max-age: 24 gentoo-git location: /var/db/repos/gentoo-git sync-type: git sync-uri: git@github.com:waebbl/gentoo.git masters: gentoo priority: -100 waebbl location: /var/db/repos/waebbl sync-type: git sync-uri: https://github.com/waebbl/waebbl-gentoo.git masters: gentoo priority: 100 Installed sets: @tools ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="@FREE" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -pipe -march=bdver2 -frecord-gcc-switches -fstack-check -fstack-protector-strong" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo" CXXFLAGS="-O2 -pipe -march=bdver2 -frecord-gcc-switches -fstack-check -fstack-protector-strong" DISTDIR="/var/cache/distfiles" EMERGE_DEFAULT_OPTS="--complete-graph --keep-going --buildpkg" ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GOBIN GOPATH PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR" FCFLAGS="-O2 -pipe" FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs buildpkg cgroup clean-logs config-protect-if-modified distlocks ebuild-locks fixlafiles ipc-sandbox merge-sync multilib-strict network-sandbox news parallel-fetch pid-sandbox preserve-libs protect-owned qa-unresolved-soname-deps sandbox sfperms sign split-elog split-log strict strict-keepdir unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-O2 -pipe" GENTOO_MIRRORS="http://ftp.halifax.rwth-aachen.de/gentoo/ ftp://sunsite.informatik.rwth-aachen.de/pub/Linux/gentoo http://ftp.uni-erlangen.de/pub/mirrors/gentoo http://ftp-stud.hs-esslingen.de/pub/Mirrors/gentoo/ http://linux.rz.ruhr-uni-bochum.de/download/gentoo-mirror/ http://mirror.netcologne.de/gentoo/ http://mirror.eu.oneandone.net/linux/distributions/gentoo/gentoo/" INSTALL_MASK="/usr/share/locale -/usr/share/locale/de* -/usr/share/locale/en*" LANG="en_US.utf8" LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--defsym=__gentoo_check_ldflags__=0" MAKEOPTS="-j2" PKGDIR="/var/cache/binpkgs" 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 acl amd64 bzip2 cli crypt dri elogind fortran gdbm iconv ipv6 libglvnd libtirpc ncurses nls nptl openmp pam pcre readline seccomp split-usr ssl tcpd unicode xattr zlib" ABI_X86="64" ADA_TARGET="gnat_2018" 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="karbon sheets words" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx f16c fma3 fma4 mmx mmxext pclmul popcnt sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3 xop" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock greis isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="pc multiboot qemu" INPUT_DEVICES="libinput" KERNEL="linux" L10N="de de-DE en en-GB en-US" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LLVM_TARGETS="BPF NVPTX WebAssembly" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php7-3 php7-4" POSTGRES_TARGETS="postgres10 postgres11" PYTHON_SINGLE_TARGET="python3_9" PYTHON_TARGETS="python3_9" RUBY_TARGETS="ruby26" USERLAND="GNU" VIDEO_CARDS="fbdev nouveau vesa" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq proto steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CC, CPPFLAGS, CTARGET, CXX, LC_ALL, LINGUAS, PORTAGE_BINHOST, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, RUSTFLAGS
Created attachment 714048 [details] vtk-9.0.1-r1:20210606-200231.log build log
There's already a patch for it. I didn't realize the build was using the ebuild from my overlay.