During Stage 2, emerge sys-libs/libcxxabi-3.9.1::gentoo_prefix crash with the following log : >>> Emerging (1 of 1) sys-libs/libcxxabi-3.9.1::gentoo_prefix >>> Downloading 'http://distfiles.gentoo.org/distfiles/libcxxabi-3.9.1.src.tar.xz' --2018-01-04 09:33:23-- http://distfiles.gentoo.org/distfiles/libcxxabi-3.9.1.src.tar.xz Resolving distfiles.gentoo.org... 2a00:8a60:e012:a00::21, 64.50.236.52, 2600:3404:200:237::2, ... Connecting to distfiles.gentoo.org|2a00:8a60:e012:a00::21|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 510964 (499K) [application/octet-stream] Saving to: '/Users/osboots/Gentoo/usr/portage/distfiles/libcxxabi-3.9.1.src.tar.xz' 0K .......... .......... .......... .......... .......... 10% 218K 2s 50K .......... .......... .......... .......... .......... 20% 667K 1s 100K .......... .......... .......... .......... .......... 30% 698K 1s 150K .......... .......... .......... .......... .......... 40% 266K 1s 200K .......... .......... .......... .......... .......... 50% 783K 1s 250K .......... .......... .......... .......... .......... 60% 534K 0s 300K .......... .......... .......... .......... .......... 70% 282K 0s 350K .......... .......... .......... .......... .......... 80% 816K 0s 400K .......... .......... .......... .......... .......... 90% 870K 0s 450K .......... .......... .......... .......... ........ 100% 439K=1.1s 2018-01-04 09:33:25 (442 KB/s) - '/Users/osboots/Gentoo/usr/portage/distfiles/libcxxabi-3.9.1.src.tar.xz' saved [510964/510964] * libcxxabi-3.9.1.src.tar.xz SHA256 SHA512 size ;-) ... [ ok ] >>> Downloading 'http://distfiles.gentoo.org/distfiles/libcxx-3.9.1.src.tar.xz' --2018-01-04 09:33:25-- http://distfiles.gentoo.org/distfiles/libcxx-3.9.1.src.tar.xz Resolving distfiles.gentoo.org... 2a00:8a60:e012:a00::21, 64.50.236.52, 2600:3404:200:237::2, ... Connecting to distfiles.gentoo.org|2a00:8a60:e012:a00::21|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1209020 (1.2M) [application/octet-stream] Saving to: '/Users/osboots/Gentoo/usr/portage/distfiles/libcxx-3.9.1.src.tar.xz' 0K .......... .......... .......... .......... .......... 4% 220K 5s 50K .......... .......... .......... .......... .......... 8% 577K 3s 100K .......... .......... .......... .......... .......... 12% 689K 3s 150K .......... .......... .......... .......... .......... 16% 284K 3s 200K .......... .......... .......... .......... .......... 21% 728K 2s 250K .......... .......... .......... .......... .......... 25% 754K 2s 300K .......... .......... .......... .......... .......... 29% 208K 2s 350K .......... .......... .......... .......... .......... 33% 586K 2s 400K .......... .......... .......... .......... .......... 38% 390K 2s 450K .......... .......... .......... .......... .......... 42% 444K 2s 500K .......... .......... .......... .......... .......... 46% 804K 2s 550K .......... .......... .......... .......... .......... 50% 635K 1s 600K .......... .......... .......... .......... .......... 55% 286K 1s 650K .......... .......... .......... .......... .......... 59% 822K 1s 700K .......... .......... .......... .......... .......... 63% 723K 1s 750K .......... .......... .......... .......... .......... 67% 286K 1s 800K .......... .......... .......... .......... .......... 71% 956K 1s 850K .......... .......... .......... .......... .......... 76% 1.03M 1s 900K .......... .......... .......... .......... .......... 80% 533K 1s 950K .......... .......... .......... .......... .......... 84% 281K 0s 1000K .......... .......... .......... .......... .......... 88% 1.00M 0s 1050K .......... .......... .......... .......... .......... 93% 956K 0s 1100K .......... .......... .......... .......... .......... 97% 1.04M 0s 1150K .......... .......... .......... 100% 177K=2.6s 2018-01-04 09:33:28 (458 KB/s) - '/Users/osboots/Gentoo/usr/portage/distfiles/libcxx-3.9.1.src.tar.xz' saved [1209020/1209020] * libcxx-3.9.1.src.tar.xz SHA256 SHA512 size ;-) ... [ ok ] >>> Unpacking source... >>> Unpacking libcxxabi-3.9.1.src.tar.xz to /Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work >>> Unpacking libcxx-3.9.1.src.tar.xz to /Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work >>> Source unpacked in /Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work >>> Preparing source in /Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src ... * Applying libcxxabi-3.9.0-cmake-path.patch ... [ ok ] * Applying libcxxabi-3.9.0-test-unwind.patch ... [ ok ] >>> Source prepared. >>> Configuring source in /Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src ... * abi_x86_64.amd64: running multilib-minimal_abi_src_configure * cmake-utils_src_prepare has not been run, please open a bug on https://bugs.gentoo.org/ >>> Working in BUILD_DIR: "/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64" cmake -C /Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64/gentoo_common_config.cmake -G Ninja -DCMAKE_INSTALL_PREFIX=/Users/osboots/Gentoo/tmp/usr -DLLVM_LIBDIR_SUFFIX= -DLIBCXXABI_LIBDIR_SUFFIX= -DLIBCXXABI_ENABLE_SHARED=ON -DLIBCXXABI_ENABLE_STATIC=yes -DLIBCXXABI_USE_LLVM_UNWINDER=no -DLLVM_INCLUDE_TESTS=no -DLIBCXXABI_LIBCXX_INCLUDES=/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxx-3.9.1.src/include -DLIBCXXABI_LIBUNWIND_INCLUDES=/Users/osboots/Gentoo/tmp/usr/include -DLIBCXXABI_LIBUNWIND_SOURCES=/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/temp -DCMAKE_BUILD_TYPE=Gentoo -DCMAKE_USER_MAKE_RULES_OVERRIDE=/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64/gentoo_rules.cmake -DCMAKE_TOOLCHAIN_FILE=/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64/gentoo_toolchain.cmake -DCMAKE_USE_SYSTEM_LIBRARY_LIBUV=OFF /Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src loading initial cache file /Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64/gentoo_common_config.cmake -- The C compiler identification is Clang 3.9.1 -- The CXX compiler identification is Clang 3.9.1 -- Check for working C compiler: /Users/osboots/Gentoo/tmp/usr/bin/clang -- Check for working C compiler: /Users/osboots/Gentoo/tmp/usr/bin/clang -- works -- Detecting C compiler ABI info -- Detecting C compiler ABI info - done -- Detecting C compile features -- Detecting C compile features - done -- Check for working CXX compiler: /Users/osboots/Gentoo/tmp/usr/bin/clang++ -- Check for working CXX compiler: /Users/osboots/Gentoo/tmp/usr/bin/clang++ -- works -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Detecting CXX compile features -- Detecting CXX compile features - done -- Found LLVM_CONFIG as /Users/osboots/Gentoo/tmp/usr/bin/llvm-config -- Performing Test LLVM_NO_OLD_LIBSTDCXX -- Performing Test LLVM_NO_OLD_LIBSTDCXX - Failed CMake Error at /Users/osboots/Gentoo/tmp/usr/lib/cmake/llvm/CheckCompilerVersion.cmake:38 (message): Host Clang must be able to find libstdc++4.7 or newer! Call Stack (most recent call first): /Users/osboots/Gentoo/tmp/usr/lib/cmake/llvm/HandleLLVMOptions.cmake:9 (include) CMakeLists.txt:61 (include) -- Configuring incomplete, errors occurred! See also "/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64/CMakeFiles/CMakeOutput.log". See also "/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64/CMakeFiles/CMakeError.log". * ERROR: sys-libs/libcxxabi-3.9.1::gentoo_prefix failed (configure phase): * cmake failed * * Call stack: * ebuild.sh, line 115: Called src_configure * environment, line 4662: Called cmake-multilib_src_configure * environment, line 956: Called multilib-minimal_src_configure * environment, line 2964: Called multilib_foreach_abi 'multilib-minimal_abi_src_configure' * environment, line 3178: Called multibuild_foreach_variant '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure' * environment, line 2825: Called _multibuild_run '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure' * environment, line 2823: Called _multilib_multibuild_wrapper 'multilib-minimal_abi_src_configure' * environment, line 531: Called multilib-minimal_abi_src_configure * environment, line 2958: Called multilib_src_configure * environment, line 3406: Called cmake-utils_src_configure * environment, line 1127: Called die * The specific snippet of code: * "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed"; * * If you need support, post the output of `emerge --info '=sys-libs/libcxxabi-3.9.1::gentoo_prefix'`, * the complete build log and the output of `emerge -pqv '=sys-libs/libcxxabi-3.9.1::gentoo_prefix'`. * The complete build log is located at '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/temp/build.log'. * The ebuild environment file is located at '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/temp/environment'. * Working directory: '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64' * S: '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src' >>> Failed to emerge sys-libs/libcxxabi-3.9.1, Log file: >>> '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/temp/build.log' * Messages for package sys-libs/libcxxabi-3.9.1: * ERROR: sys-libs/libcxxabi-3.9.1::gentoo_prefix failed (configure phase): * cmake failed * * Call stack: * ebuild.sh, line 115: Called src_configure * environment, line 4662: Called cmake-multilib_src_configure * environment, line 956: Called multilib-minimal_src_configure * environment, line 2964: Called multilib_foreach_abi 'multilib-minimal_abi_src_configure' * environment, line 3178: Called multibuild_foreach_variant '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure' * environment, line 2825: Called _multibuild_run '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure' * environment, line 2823: Called _multilib_multibuild_wrapper 'multilib-minimal_abi_src_configure' * environment, line 531: Called multilib-minimal_abi_src_configure * environment, line 2958: Called multilib_src_configure * environment, line 3406: Called cmake-utils_src_configure * environment, line 1127: Called die * The specific snippet of code: * "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed"; * * If you need support, post the output of `emerge --info '=sys-libs/libcxxabi-3.9.1::gentoo_prefix'`, * the complete build log and the output of `emerge -pqv '=sys-libs/libcxxabi-3.9.1::gentoo_prefix'`. * The complete build log is located at '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/temp/build.log'. * The ebuild environment file is located at '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/temp/environment'. * Working directory: '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src-abi_x86_64.amd64' * S: '/Users/osboots/Gentoo/tmp/var/tmp/portage/sys-libs/libcxxabi-3.9.1/work/libcxxabi-3.9.1.src'
it should've picked 5.0.1, I think you may have an old copy of bootstrap-prefix.sh, can you refetch it and retry, please?
I just finished a successful bootstrap on High Sierra (64-bits).
With last commit stage2 finished successfully on my MBP High Sierra (64-bits).
