>>> Emerging (1 of 150) media-libs/opencv-4.11.0::gentoo ----- loading initial cache file /var/tmp/portage/media-libs/opencv-4.11.0/work/opencv-4.11.0_build-abi_x86_64.amd64/gentoo_common_config.cmake -- The CXX compiler identification is GNU 15.1.0 -- The C compiler identification is GNU 15.1.0 -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Check for working CXX compiler: /usr/bin/x86_64-pc-linux-gnu-g++ - skipped -- Detecting CXX compile features -- Detecting CXX compile features - done -- Detecting C compiler ABI info -- Detecting C compiler ABI info - done -- Check for working C compiler: /usr/bin/x86_64-pc-linux-gnu-gcc - skipped -- Detecting C compile features -- Detecting C compile features - done -- ocv_init_download: OpenCV source tree is not fetched as git repository. 3rdparty resources will be downloaded from github.com by default. -- Detected processor: x86_64 -- Could NOT find PythonInterp (missing: PYTHON_EXECUTABLE) (Required is at least version "3.2") -- Performing Test HAVE_CXX_FSIGNED_CHAR -- Performing Test HAVE_CXX_FSIGNED_CHAR - Success -- Performing Test HAVE_C_FSIGNED_CHAR -- Performing Test HAVE_C_FSIGNED_CHAR - Success -- Performing Test HAVE_CXX_W -- Performing Test HAVE_CXX_W - Success -- Performing Test HAVE_C_W -- Performing Test HAVE_C_W - Success -- Performing Test HAVE_CXX_WALL -- Performing Test HAVE_CXX_WALL - Success -- Performing Test HAVE_C_WALL -- Performing Test HAVE_C_WALL - Success -- Performing Test HAVE_CXX_WRETURN_TYPE -- Performing Test HAVE_CXX_WRETURN_TYPE - Success -- Performing Test HAVE_C_WRETURN_TYPE -- Performing Test HAVE_C_WRETURN_TYPE - Success -- Performing Test HAVE_CXX_WNON_VIRTUAL_DTOR -- Performing Test HAVE_CXX_WNON_VIRTUAL_DTOR - Success -- Performing Test HAVE_C_WNON_VIRTUAL_DTOR -- Performing Test HAVE_C_WNON_VIRTUAL_DTOR - Failed -- Performing Test HAVE_CXX_WADDRESS -- Performing Test HAVE_CXX_WADDRESS - Success -- Performing Test HAVE_C_WADDRESS -- Performing Test HAVE_C_WADDRESS - Success -- Performing Test HAVE_CXX_WSEQUENCE_POINT -- Performing Test HAVE_CXX_WSEQUENCE_POINT - Success -- Performing Test HAVE_C_WSEQUENCE_POINT -- Performing Test HAVE_C_WSEQUENCE_POINT - Success -- Performing Test HAVE_CXX_WFORMAT -- Performing Test HAVE_CXX_WFORMAT - Success -- Performing Test HAVE_C_WFORMAT -- Performing Test HAVE_C_WFORMAT - Success -- Performing Test HAVE_CXX_WFORMAT_SECURITY -- Performing Test HAVE_CXX_WFORMAT_SECURITY - Success -- Performing Test HAVE_C_WFORMAT_SECURITY -- Performing Test HAVE_C_WFORMAT_SECURITY - Success -- Performing Test HAVE_CXX_WMISSING_DECLARATIONS -- Performing Test HAVE_CXX_WMISSING_DECLARATIONS - Success -- Performing Test HAVE_C_WMISSING_DECLARATIONS -- Performing Test HAVE_C_WMISSING_DECLARATIONS - Success -- Performing Test HAVE_CXX_WMISSING_PROTOTYPES -- Performing Test HAVE_CXX_WMISSING_PROTOTYPES - Failed -- Performing Test HAVE_C_WMISSING_PROTOTYPES -- Performing Test HAVE_C_WMISSING_PROTOTYPES - Success -- Performing Test HAVE_CXX_WSTRICT_PROTOTYPES -- Performing Test HAVE_CXX_WSTRICT_PROTOTYPES - Failed -- Performing Test HAVE_C_WSTRICT_PROTOTYPES -- Performing Test HAVE_C_WSTRICT_PROTOTYPES - Success -- Performing Test HAVE_CXX_WUNDEF -- Performing Test HAVE_CXX_WUNDEF - Success -- Performing Test HAVE_C_WUNDEF -- Performing Test HAVE_C_WUNDEF - Success -- Performing Test HAVE_CXX_WINIT_SELF -- Performing Test HAVE_CXX_WINIT_SELF - Success -- Performing Test HAVE_C_WINIT_SELF -- Performing Test HAVE_C_WINIT_SELF - Success -- Performing Test HAVE_CXX_WPOINTER_ARITH -- Performing Test HAVE_CXX_WPOINTER_ARITH - Success -- Performing Test HAVE_C_WPOINTER_ARITH -- Performing Test HAVE_C_WPOINTER_ARITH - Success -- Performing Test HAVE_CXX_WSHADOW -- Performing Test HAVE_CXX_WSHADOW - Success -- Performing Test HAVE_C_WSHADOW -- Performing Test HAVE_C_WSHADOW - Success -- Performing Test HAVE_CXX_WSIGN_PROMO -- Performing Test HAVE_CXX_WSIGN_PROMO - Success -- Performing Test HAVE_C_WSIGN_PROMO -- Performing Test HAVE_C_WSIGN_PROMO - Failed -- Performing Test HAVE_CXX_WUNINITIALIZED -- Performing Test HAVE_CXX_WUNINITIALIZED - Success -- Performing Test HAVE_C_WUNINITIALIZED -- Performing Test HAVE_C_WUNINITIALIZED - Success -- Performing Test HAVE_CXX_WSUGGEST_OVERRIDE -- Performing Test HAVE_CXX_WSUGGEST_OVERRIDE - Success -- Performing Test HAVE_C_WSUGGEST_OVERRIDE -- Performing Test HAVE_C_WSUGGEST_OVERRIDE - Failed -- Performing Test HAVE_CXX_WNO_DELETE_NON_VIRTUAL_DTOR -- Performing Test HAVE_CXX_WNO_DELETE_NON_VIRTUAL_DTOR - Success -- Performing Test HAVE_C_WNO_DELETE_NON_VIRTUAL_DTOR -- Performing Test HAVE_C_WNO_DELETE_NON_VIRTUAL_DTOR - Failed -- Performing Test HAVE_CXX_WNO_UNNAMED_TYPE_TEMPLATE_ARGS -- Performing Test HAVE_CXX_WNO_UNNAMED_TYPE_TEMPLATE_ARGS - Failed -- Performing Test HAVE_C_WNO_UNNAMED_TYPE_TEMPLATE_ARGS -- Performing Test HAVE_C_WNO_UNNAMED_TYPE_TEMPLATE_ARGS - Failed -- Performing Test HAVE_CXX_WNO_COMMENT -- Performing Test HAVE_CXX_WNO_COMMENT - Success -- Performing Test HAVE_C_WNO_COMMENT -- Performing Test HAVE_C_WNO_COMMENT - Success -- Performing Test HAVE_CXX_WIMPLICIT_FALLTHROUGH_3 -- Performing Test HAVE_CXX_WIMPLICIT_FALLTHROUGH_3 - Success -- Performing Test HAVE_C_WIMPLICIT_FALLTHROUGH_3 -- Performing Test HAVE_C_WIMPLICIT_FALLTHROUGH_3 - Success -- Performing Test HAVE_CXX_WNO_STRICT_OVERFLOW -- Performing Test HAVE_CXX_WNO_STRICT_OVERFLOW - Success -- Performing Test HAVE_C_WNO_STRICT_OVERFLOW -- Performing Test HAVE_C_WNO_STRICT_OVERFLOW - Success -- Performing Test HAVE_CXX_FDIAGNOSTICS_SHOW_OPTION -- Performing Test HAVE_CXX_FDIAGNOSTICS_SHOW_OPTION - Success -- Performing Test HAVE_C_FDIAGNOSTICS_SHOW_OPTION -- Performing Test HAVE_C_FDIAGNOSTICS_SHOW_OPTION - Success -- Performing Test HAVE_CXX_PTHREAD -- Performing Test HAVE_CXX_PTHREAD - Success -- Performing Test HAVE_C_PTHREAD -- Performing Test HAVE_C_PTHREAD - Success -- Performing Test HAVE_CXX_FOMIT_FRAME_POINTER -- Performing Test HAVE_CXX_FOMIT_FRAME_POINTER - Success -- Performing Test HAVE_C_FOMIT_FRAME_POINTER -- Performing Test HAVE_C_FOMIT_FRAME_POINTER - Success -- Performing Test HAVE_CXX_FFUNCTION_SECTIONS -- Performing Test HAVE_CXX_FFUNCTION_SECTIONS - Success -- Performing Test HAVE_C_FFUNCTION_SECTIONS -- Performing Test HAVE_C_FFUNCTION_SECTIONS - Success -- Performing Test HAVE_CXX_FDATA_SECTIONS -- Performing Test HAVE_CXX_FDATA_SECTIONS - Success -- Performing Test HAVE_C_FDATA_SECTIONS -- Performing Test HAVE_C_FDATA_SECTIONS - Success -- Performing Test HAVE_CPU_SSE_SUPPORT (check file: cmake/checks/cpu_sse.cpp) -- Performing Test HAVE_CPU_SSE_SUPPORT - Success -- Performing Test HAVE_CPU_SSE2_SUPPORT (check file: cmake/checks/cpu_sse2.cpp) -- Performing Test HAVE_CPU_SSE2_SUPPORT - Success -- Performing Test HAVE_CPU_SSE3_SUPPORT (check file: cmake/checks/cpu_sse3.cpp) -- Performing Test HAVE_CPU_SSE3_SUPPORT - Success -- Performing Test HAVE_CPU_SSSE3_SUPPORT (check file: cmake/checks/cpu_ssse3.cpp) -- Performing Test HAVE_CPU_SSSE3_SUPPORT - Success -- Performing Test HAVE_CPU_SSE4_1_SUPPORT (check file: cmake/checks/cpu_sse41.cpp) -- Performing Test HAVE_CPU_SSE4_1_SUPPORT - Success -- Performing Test HAVE_CPU_POPCNT_SUPPORT (check file: cmake/checks/cpu_popcnt.cpp) -- Performing Test HAVE_CPU_POPCNT_SUPPORT - Success -- Performing Test HAVE_CPU_SSE4_2_SUPPORT (check file: cmake/checks/cpu_sse42.cpp) -- Performing Test HAVE_CPU_SSE4_2_SUPPORT - Success -- Performing Test HAVE_CPU_AVX_SUPPORT (check file: cmake/checks/cpu_avx.cpp) -- Performing Test HAVE_CPU_AVX_SUPPORT - Success -- Performing Test HAVE_CPU_FP16_SUPPORT (check file: cmake/checks/cpu_fp16.cpp) -- Performing Test HAVE_CPU_FP16_SUPPORT - Success -- Performing Test HAVE_CPU_AVX2_SUPPORT (check file: cmake/checks/cpu_avx2.cpp) -- Performing Test HAVE_CPU_AVX2_SUPPORT - Success -- Performing Test HAVE_CXX_MFMA -- Performing Test HAVE_CXX_MFMA - Success -- Performing Test HAVE_CPU_BASELINE_FLAGS -- Performing Test HAVE_CPU_BASELINE_FLAGS - Success -- Performing Test HAVE_CXX_FVISIBILITY_HIDDEN -- Performing Test HAVE_CXX_FVISIBILITY_HIDDEN - Success -- Performing Test HAVE_C_FVISIBILITY_HIDDEN -- Performing Test HAVE_C_FVISIBILITY_HIDDEN - Success -- Performing Test HAVE_CXX_FVISIBILITY_INLINES_HIDDEN -- Performing Test HAVE_CXX_FVISIBILITY_INLINES_HIDDEN - Success -- Performing Test HAVE_C_FVISIBILITY_INLINES_HIDDEN -- Performing Test HAVE_C_FVISIBILITY_INLINES_HIDDEN - Failed -- Performing Test HAVE_LINK_AS_NEEDED -- Performing Test HAVE_LINK_AS_NEEDED - Success -- Performing Test HAVE_LINK_NO_UNDEFINED -- Performing Test HAVE_LINK_NO_UNDEFINED - Success -- Looking for a CUDA compiler -- Looking for a CUDA compiler - /opt/cuda/bin/nvcc -- Looking for a CUDA host compiler - /usr/bin/x86_64-pc-linux-gnu-g++-14 -- The CUDA compiler identification is NVIDIA 12.8.93 with host compiler GNU 14.2.1 -- Detecting CUDA compiler ABI info -- Detecting CUDA compiler ABI info - done -- Check for working CUDA compiler: /opt/cuda/bin/nvcc - skipped -- Detecting CUDA compile features -- Detecting CUDA compile features - done -- Looking for pthread.h -- Looking for pthread.h - found -- Looking for posix_memalign -- Looking for posix_memalign - found -- Looking for malloc.h -- Looking for malloc.h - found -- Looking for memalign -- Looking for memalign - found CMake Error in /var/tmp/portage/media-libs/opencv-4.11.0/work/opencv-4.11.0_build-abi_x86_64.amd64/CMakeFiles/CMakeScratch/TryCompile-SjcJXz/CMakeLists.txt: CUDA_ARCHITECTURES is empty for target "cmTC_b728d". CMake Error in /var/tmp/portage/media-libs/opencv-4.11.0/work/opencv-4.11.0_build-abi_x86_64.amd64/CMakeFiles/CMakeScratch/TryCompile-SjcJXz/CMakeLists.txt: CUDA_ARCHITECTURES is empty for target "cmTC_b728d". CMake Error at /usr/share/cmake/Modules/FindOpenMP.cmake:252 (try_compile): Failed to generate test project build system. Call Stack (most recent call first): /usr/share/cmake/Modules/FindOpenMP.cmake:522 (_OPENMP_GET_FLAGS) cmake/OpenCVFindFrameworks.cmake:31 (find_package) CMakeLists.txt:794 (include) -- Configuring incomplete, errors occurred! Reproducible: Always
Created attachment 928517 [details] build.log
emerge --info Portage 3.0.68 (python 3.13.3-final-0, default/linux/amd64/23.0/desktop/plasma, gcc-15, glibc-2.41-r2, 6.14.5-gentoo-dist x86_64) ================================================================= System uname: Linux-6.14.5-gentoo-dist-x86_64-AMD_Ryzen_9_3900X_12-Core_Processor-with-glibc2.41 KiB Mem: 32772492 total, 20871516 free KiB Swap: 31249404 total, 29781356 free Timestamp of repository gentoo: Sun, 11 May 2025 23:45:00 +0000 Head commit of repository gentoo: a1e1e4b7366c54b65c51d907ded4b7689a679c86 Timestamp of repository escpr2: Wed, 23 Apr 2025 15:38:31 +0000 Head commit of repository escpr2: 092f9033dfcd0182fd5b2a1a911f4c296cd54f24 sh bash 5.2_p37-r3 ld GNU ld (Gentoo 2.44 p1) 2.44.0 app-misc/pax-utils: 1.3.8::gentoo app-shells/bash: 5.2_p37-r3::gentoo dev-build/autoconf: 2.72-r1::gentoo dev-build/automake: 1.16.5-r2::gentoo, 1.17-r2::gentoo dev-build/cmake: 3.31.7-r1::gentoo dev-build/libtool: 2.5.4::gentoo dev-build/make: 4.4.1-r100::gentoo dev-build/meson: 1.8.0::gentoo dev-java/java-config: 2.3.4::gentoo dev-lang/perl: 5.40.2::gentoo dev-lang/python: 3.12.10::gentoo, 3.13.3::gentoo dev-lang/rust-bin: 1.85.0-r1::gentoo, 1.85.1::gentoo, 1.86.0::gentoo, 1.86.0-r1::gentoo llvm-core/clang: 19.1.7::gentoo, 20.1.4::gentoo llvm-core/lld: 20.1.4::gentoo llvm-core/llvm: 19.1.7::gentoo, 20.1.4::gentoo sys-apps/baselayout: 2.17::gentoo sys-apps/openrc: 0.62.2::gentoo sys-apps/sandbox: 2.46::gentoo sys-devel/binutils: 2.44::gentoo sys-devel/binutils-config: 5.5.2::gentoo sys-devel/gcc: 14.2.1_p20250419::gentoo, 15.1.0::gentoo sys-devel/gcc-config: 2.12.1::gentoo sys-kernel/linux-headers: 6.14::gentoo (virtual/os-headers) sys-libs/glibc: 2.41-r2::gentoo Repositories: gentoo location: /var/db/repos/gentoo sync-type: rsync sync-uri: rsync://rsync.gentoo.org/gentoo-portage priority: -1000 volatile: False sync-rsync-verify-jobs: 1 sync-rsync-verify-max-age: 3 sync-rsync-extra-opts: sync-rsync-verify-metamanifest: yes crossdev location: /var/db/repos/crossdev masters: gentoo volatile: False escpr2 location: /var/db/repos/escpr2 sync-type: git sync-uri: https://github.com/gentoo-mirror/escpr2.git masters: gentoo volatile: False Binary Repositories: gentoobinhost priority: 9999 sync-uri: https://distfiles.gentoo.org/releases/amd64/binpackages/23.0/x86-64 ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="@FREE @BINARY-REDISTRIBUTABLE NVIDIA-CUDA NVIDIA EPSON-EULA NVIDIA-cuDNN google-chrome all-rights-reserved android" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=native -O3 -pipe" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/lib64/libreoffice/program/sofficerc /usr/share/config /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/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c" CXXFLAGS="-march=native -O3 -pipe" DISTDIR="/var/cache/distfiles" ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GDK_PIXBUF_MODULE_FILE 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 XDG_STATE_HOME" FCFLAGS="-march=native -O3 -pipe" FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs binpkg-multi-instance binpkg-request-signature buildpkg-live config-protect-if-modified distlocks ebuild-locks export-pms-vars fixlafiles getbinpkg ipc-sandbox merge-sync merge-wait multilib-strict network-sandbox news parallel-fetch pid-sandbox pkgdir-index-trusted preserve-libs protect-owned qa-unresolved-soname-deps sandbox splitdebug strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-march=native -O3 -pipe" GENTOO_MIRRORS="http://distfiles.gentoo.org" LANG="de_DE.utf8" LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs" LEX="flex" 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" SHELL="/bin/bash" USE="X a52 aac acl acpi activities alsa amd64 blas bluetooth branding bzip2 cairo cdda cdr cet color-management colord contrib corefonts crypt cuda cudnn cups d dbus debuginfod declarative dist-kernel djvu dracut dri dts dvd dvdr dvi elogind encode eps eselect-ldso exif fits flac fontconfig fortran gdbm gdbui gif gnutls go gphoto2 gpm graphite grub gtk gui hdri iconv icu ipv6 jit jpeg kde kwallet lapack lapacke latex lcms libnotify libtirpc llvm llvm-libunwind lm-sensors lto mad mathml metafont mng modula2 modules-sign mp3 mp4 mpeg multilib ncurses networkmanager nls nvenc objc objc++ offload ogg ompt opencl opencv opengl openmp pam pango pcre pdf pipewire plasma png policykit postscript ppds pulseaudio qml qt5 qt6 raw readline rust scanner screencast sdl seccomp semantic-desktop sound spell ssl startup-notification subversion svg symlink systemtap test-rust threads tiff tpm truetype udev udisks uefi unicode upower usb v4l valgrind vorbis vtv vulkan wayland wcs widgets wxwidgets x264 xattr xcb xetex xft xml xv xvid zlib" ABI_X86="64" ADA_TARGET="gcc_14" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_anon authn_dbm authn_file authz_dbm authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir env expires ext_filter file_cache filter headers include info log_config logio 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="mmx mmxext sse sse2 aes avx avx2 f16c fma3 pclmul popcnt rdrand sha sse3 sse4_1 sse4_2 sse4a ssse3" CURL_QUIC="ngtcp2" CURL_SSL="gnutls" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock greis isync itrax navcom oceanserver oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 tsip tripmate tnt ublox" GUILE_SINGLE_TARGET="3-0" GUILE_TARGETS="3-0" INPUT_DEVICES="libinput" KERNEL="linux" L10N="de" LCD_DEVICES="bayrad cfontz glk hd44780 lb216 lcdm001 mtxorb text" LLVM_TARGETS="X86 NVPTX WEBASSEMBLY" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php8-2" POSTGRES_TARGETS="postgres17" PYTHON_SINGLE_TARGET="python3_13" PYTHON_TARGETS="python3_13" RUBY_TARGETS="ruby32" VIDEO_CARDS="nvidia" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipp2p iface geoip fuzzy condition tarpit sysrq proto logmark ipmark dhcpmac delude chaos account" Unset: ADDR2LINE, AR, ARFLAGS, AS, ASFLAGS, CC, CCLD, CONFIG_SHELL, CPP, CPPFLAGS, CTARGET, CXX, CXXFILT, ELFEDIT, EMERGE_DEFAULT_OPTS, EXTRA_ECONF, F77FLAGS, FC, GCOV, GPROF, INSTALL_MASK, LC_ALL, LD, LFLAGS, LIBTOOL, LINGUAS, MAKE, MAKEFLAGS, MAKEOPTS, NM, OBJCOPY, OBJDUMP, PORTAGE_BINHOST, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, PYTHONPATH, RANLIB, READELF, RUSTFLAGS, SIZE, STRINGS, STRIP, YACC, YFLAGS
I guess that cuda architecture is also something one could either have as a flag in cmake.conf or let it determine by the build process somehow...
