Created attachment 918524 [details] full build log Encountered this error when updating dev-lang/rust. (the full build log is attached) [700/2419] /usr/lib/llvm/19/bin/clang++ -DGTEST_HAS_RTTI=0 -DHAS_LOGF128 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/build/x86_64-unknown-linux-gnu/llvm/build/lib/Analysis -I/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/src/llvm-project/llvm/lib/Analysis -I/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/build/x86_64-unknown-linux-gnu/llvm/build/include -I/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/src/llvm-project/llvm/include -ffunction-sections -fdata-sections -fPIC -m64 --target=x86_64-unknown-linux-gnu -march=x86-64-v4 -mtune=znver4 -pipe -fdebug-prefix-map=/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src=/rustc/llvm -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -w -fdiagnostics-color -ffunction-sections -fdata-sections -march=x86-64-v4 -mtune=znver4 -O2 -pipe -std=c++17 -fno-exceptions -funwind-tables -fno-rtti -MD -MT lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o -MF lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o.d -o lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o -c /var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/src/llvm-project/llvm/lib/Analysis/ConstantFolding.cpp FAILED: lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o /usr/lib/llvm/19/bin/clang++ -DGTEST_HAS_RTTI=0 -DHAS_LOGF128 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/build/x86_64-unknown-linux-gnu/llvm/build/lib/Analysis -I/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/src/llvm-project/llvm/lib/Analysis -I/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/build/x86_64-unknown-linux-gnu/llvm/build/include -I/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/src/llvm-project/llvm/include -ffunction-sections -fdata-sections -fPIC -m64 --target=x86_64-unknown-linux-gnu -march=x86-64-v4 -mtune=znver4 -pipe -fdebug-prefix-map=/var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src=/rustc/llvm -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -w -fdiagnostics-color -ffunction-sections -fdata-sections -march=x86-64-v4 -mtune=znver4 -O2 -pipe -std=c++17 -fno-exceptions -funwind-tables -fno-rtti -MD -MT lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o -MF lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o.d -o lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o -c /var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/src/llvm-project/llvm/lib/Analysis/ConstantFolding.cpp /var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/src/llvm-project/llvm/lib/Analysis/ConstantFolding.cpp:2129:16: error: no matching function for call to 'ConstantFoldFP128' 2129 | return ConstantFoldFP128(logf128, Op->getValueAPF(), Ty); | ^~~~~~~~~~~~~~~~~ /var/tmp/portage/dev-lang/rust-1.83.0-r2/work/rustc-1.83.0-src/src/llvm-project/llvm/lib/Analysis/ConstantFolding.cpp:1787:11: note: candidate function not viable: no known conversion from '_Float128 (_Float128) noexcept(true)' (aka '__float128 (__float128) noexcept(true)') to 'long double (*)(long double)' for 1st argument 1787 | Constant *ConstantFoldFP128(long double (*NativeFP)(long double), | ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 error generated. Emerge Info: $ emerge --info '=dev-lang/rust-1.83.0-r2::gentoo' Portage 3.0.66.1 (python 3.12.8-final-0, default/linux/amd64/23.0/desktop/plasma, gcc-14, glibc-2.41, 6.13.2-gentoo x86_64) ================================================================= System Settings ================================================================= System uname: Linux-6.13.2-gentoo-x86_64-AMD_Ryzen_7_9700X_8-Core_Processor-with-glibc2.41 KiB Mem: 48376428 total, 31796256 free KiB Swap: 32767996 total, 32767996 free Timestamp of repository gentoo: Mon, 10 Feb 2025 11:45:00 +0000 Head commit of repository gentoo: 1c0c05c6e429e3d9f3e3f72998330742609e5a2e Timestamp of repository guru: Mon, 10 Feb 2025 09:48:29 +0000 Head commit of repository guru: 35c553c4b49a114274758345ba82b17d1a6c7182 sh bash 5.2_p37 ld GNU ld (Gentoo 2.44 p1) 2.44.0 app-misc/pax-utils: 1.3.8::gentoo app-shells/bash: 5.2_p37::gentoo dev-build/autoconf: 2.71-r7::gentoo, 2.72-r1::gentoo dev-build/automake: 1.16.5-r2::gentoo dev-build/cmake: 3.30.6::gentoo dev-build/libtool: 2.5.4::gentoo dev-build/make: 4.4.1-r100::gentoo dev-build/meson: 1.6.1::gentoo dev-java/java-config: 2.3.4::gentoo dev-lang/perl: 5.40.0-r1::gentoo dev-lang/python: 3.12.8_p1::gentoo, 3.13.1_p1::gentoo dev-lang/rust: 1.83.0-r1::gentoo dev-lang/rust-bin: 1.83.0-r1::gentoo llvm-core/clang: 19.1.7::gentoo llvm-core/lld: 19.1.7::gentoo llvm-core/llvm: 19.1.7::gentoo sys-apps/baselayout: 2.17::gentoo sys-apps/openrc: 0.55.1::gentoo sys-apps/sandbox: 2.39::gentoo sys-devel/binutils: 2.44::gentoo sys-devel/binutils-config: 5.5.2::gentoo sys-devel/gcc: 14.2.1_p20241221::gentoo sys-devel/gcc-config: 2.12.1::gentoo sys-kernel/linux-headers: 6.6-r1::gentoo (virtual/os-headers) sys-libs/glibc: 2.41::gentoo Repositories: gentoo location: /var/db/repos/gentoo sync-type: rsync sync-uri: rsync://rsync.jp.gentoo.org/gentoo-portage/ priority: -1000 volatile: False sync-rsync-verify-metamanifest: yes sync-rsync-extra-opts: sync-rsync-verify-jobs: 1 sync-rsync-verify-max-age: 3 guru location: /var/db/repos/guru sync-type: git sync-uri: https://github.com/gentoo-mirror/guru.git masters: gentoo volatile: False local location: /var/db/repos/local masters: gentoo volatile: False Binary Repositories: gentoobinhost priority: 1 sync-uri: https://distfiles.gentoo.org/releases/amd64/binpackages/23.0/x86-64 ACCEPT_KEYWORDS="amd64" ACCEPT_LICENSE="*" AR="llvm-ar" CBUILD="x86_64-pc-linux-gnu" CC="clang" CFLAGS="-march=x86-64-v4 -mtune=znver4 -O2 -pipe -flto=thin" 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" CPP="clang-cpp" CXX="clang++" CXXFLAGS="-march=x86-64-v4 -mtune=znver4 -O2 -pipe -flto=thin" 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=x86-64-v4 -mtune=znver4 -O2 -pipe" FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs binpkg-multi-instance buildpkg-live config-protect-if-modified distlocks ebuild-locks fixlafiles 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 sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-march=x86-64-v4 -mtune=znver4 -O2 -pipe" GENTOO_MIRRORS="rsync://ftp.iij.ad.jp/pub/linux/gentoo/ http://ftp.iij.ad.jp/pub/linux/gentoo/ ftp://ftp.iij.ad.jp/pub/linux/gentoo/ https://ftp.jaist.ac.jp/pub/Linux/Gentoo/ http://ftp.jaist.ac.jp/pub/Linux/Gentoo/ 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openmp pam pango pcre pdf pipewire plasma png policykit ppds pulseaudio qml qt5 qt6 readline screencast sdl seccomp semantic-desktop sound spell ssl startup-notification svg test-rust tiff truetype udev udisks unicode upower usb vaapi vorbis vulkan wayland widgets wxwidgets x264 xattr xcb xft xml xv xvid zlib" ABI_X86="64" ADA_TARGET="gcc_13" 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 avx512_bf16 avx512_bitalg avx512_vbmi2 avx512_vnni avx512_vp2intersect avx512_vpopcntdq avx512bw avx512cd avx512dq avx512f avx512ifma avx512vbmi avx512vl f16c fma3 pclmul popcnt rdrand sha sse3 sse4_1 sse4_2 sse4a ssse3 vpclmulqdq" 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" LCD_DEVICES="bayrad cfontz glk hd44780 lb216 lcdm001 mtxorb text" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php8-2" POSTGRES_TARGETS="postgres16" PYTHON_SINGLE_TARGET="python3_12" PYTHON_TARGETS="python3_12" RUBY_TARGETS="ruby32" VIDEO_CARDS="amdgpu fbdev intel nouveau radeon radeonsi vesa dummy" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipp2p iface geoip fuzzy condition tarpit sysrq proto logmark ipmark dhcpmac delude chaos account" Unset: ADDR2LINE, ARFLAGS, AS, 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