-- Compiler-RT supported architectures: -- Performing Test COMPILER_RT_HAS_STD_C11_FLAG -- Performing Test COMPILER_RT_HAS_STD_C11_FLAG - Success -- Performing Test COMPILER_RT_HAS_VISIBILITY_HIDDEN_FLAG -- Performing Test COMPILER_RT_HAS_VISIBILITY_HIDDEN_FLAG - Success -- Performing Test COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG -- Performing Test COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG - Success -- Performing Test COMPILER_RT_HAS_FREESTANDING_FLAG -- Performing Test COMPILER_RT_HAS_FREESTANDING_FLAG - Success -- Performing Test COMPILER_RT_HAS_XRAY_COMPILER_FLAG -- Performing Test COMPILER_RT_HAS_XRAY_COMPILER_FLAG - Failed -- Performing Test COMPILER_RT_HAS_ATOMIC_KEYWORD -- Performing Test COMPILER_RT_HAS_ATOMIC_KEYWORD - Success -- OSX supported arches: i386;x86_64;x86_64h -- OSX 10.4 supported builtin arches: i386;x86_64 -- ios Simulator supported builtin arches: i386;x86_64 -- ios supported builtin arches: armv7;armv7s;armv7k;arm64 -- Builtin supported architectures: i386;x86_64;x86_64h;armv7;armv7k;armv7s;arm64 -- <<< Gentoo configuration >>> Build type RelWithDebInfo Install path /opt/gentoo/usr Compiler flags: C -march=haswell -fcolor-diagnostics -O3 -pipe -fno-builtin -Wno-implicit-function-declaration -mmacosx-version-min=10.12 -Wall -Wno-unused-parameter C++ -march=haswell -fcolor-diagnostics -O3 -pipe -fno-builtin -Wno-implicit-function-declaration -mmacosx-version-min=10.12 -Wall -std=c++11 -Wno-unused-parameter Linker flags: Executable -Wl,-dead_strip_dylibs -L/opt/gentoo/usr/lib -L/usr/lib -nodefaultlibs -lc Module -Wl,-dead_strip_dylibs -L/opt/gentoo/usr/lib -L/usr/lib -nodefaultlibs -lc Shared -Wl,-dead_strip_dylibs -L/opt/gentoo/usr/lib -L/usr/lib -nodefaultlibs -lc -- Configuring done -- Generating done -- Build files have been written to: /Volumes/Scratch/tmp/portage/sys-libs/compiler-rt-5.0.1/work/compiler-rt-5.0.1_build >>> Source configured. >>> Compiling source in /Volumes/Scratch/tmp/portage/sys-libs/compiler-rt-5.0.1/work/compiler-rt-5.0.1.src ... >>> Working in BUILD_DIR: "/Volumes/Scratch/tmp/portage/sys-libs/compiler-rt-5.0.1/work/compiler-rt-5.0.1_build" <...> [167/3916] /opt/gentoo/usr/lib/llvm/5/bin/x86_64-apple-darwin17-clang -DKERNEL_USE -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS11.2.sdk -miphoneos-version-min=6.0 -fPIC -O3 -fvisibility=hidden -DVISIBILITY_HIDDEN -Wall -fomit-frame-pointer -arch armv7k -mkernel -o lib/builtins/CMakeFiles/clang_rt.cc_kext_armv7k_ios.dir/arm/divmodsi4.S.o -c /Volumes/Scratch/tmp/portage/sys-libs/compiler-rt-5.0.1/work/compiler-rt-5.0.1.src/lib/builtins/arm/divmodsi4.S FAILED: lib/builtins/CMakeFiles/clang_rt.cc_kext_armv7k_ios.dir/arm/divmodsi4.S.o /opt/gentoo/usr/lib/llvm/5/bin/x86_64-apple-darwin17-clang -DKERNEL_USE -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS11.2.sdk -miphoneos-version-min=6.0 -fPIC -O3 -fvisibility=hidden -DVISIBILITY_HIDDEN -Wall -fomit-frame-pointer -arch armv7k -mkernel -o lib/builtins/CMakeFiles/clang_rt.cc_kext_armv7k_ios.dir/arm/divmodsi4.S.o -c /Volumes/Scratch/tmp/portage/sys-libs/compiler-rt-5.0.1/work/compiler-rt-5.0.1.src/lib/builtins/arm/divmodsi4.S clang-5.0: warning: optimization flag '-fomit-frame-pointer' is not supported for target 'armv7k' [-Wignored-optimization-argument] clang (LLVM option parsing): Unknown command line argument '-arm-add-build-attributes'. Try: 'clang (LLVM option parsing) -help' clang (LLVM option parsing): Did you mean '-force-attribute'? <...> [173/3916] /opt/gentoo/usr/lib/llvm/5/bin/x86_64-apple-darwin17-clang -DKERNEL_USE -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS11.2.sdk -miphoneos-version-min=6.0 -fPIC -O3 -fvisibility=hidden -DVISIBILITY_HIDDEN -Wall -fomit-frame-pointer -arch armv7k -mkernel -o lib/builtins/CMakeFiles/clang_rt.cc_kext_armv7k_ios.dir/arm/clzdi2.S.o -c /Volumes/Scratch/tmp/portage/sys-libs/compiler-rt-5.0.1/work/compiler-rt-5.0.1.src/lib/builtins/arm/clzdi2.S FAILED: lib/builtins/CMakeFiles/clang_rt.cc_kext_armv7k_ios.dir/arm/clzdi2.S.o /opt/gentoo/usr/lib/llvm/5/bin/x86_64-apple-darwin17-clang -DKERNEL_USE -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS11.2.sdk -miphoneos-version-min=6.0 -fPIC -O3 -fvisibility=hidden -DVISIBILITY_HIDDEN -Wall -fomit-frame-pointer -arch armv7k -mkernel -o lib/builtins/CMakeFiles/clang_rt.cc_kext_armv7k_ios.dir/arm/clzdi2.S.o -c /Volumes/Scratch/tmp/portage/sys-libs/compiler-rt-5.0.1/work/compiler-rt-5.0.1.src/lib/builtins/arm/clzdi2.S clang-5.0: warning: optimization flag '-fomit-frame-pointer' is not supported for target 'armv7k' [-Wignored-optimization-argument] clang (LLVM option parsing): Unknown command line argument '-arm-add-build-attributes'. Try: 'clang (LLVM option parsing) -help' clang (LLVM option parsing): Did you mean '-force-attribute'? ninja: build stopped: subcommand failed.
this has changed considerably, in particular to address this
