ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/1135] AR lib/libLLVMUBAwareInterpreter.a
[2/1135] ACTION //libcxx/include:write_config_site(//llvm/utils/gn/build/toolchain:unix)
FAILED: include/c++/v1/__config_site 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o include/c++/v1/__config_site ../../libcxx/include/__config_site.in _LIBCPP_ABI_FORCE_ITANIUM= _LIBCPP_ABI_FORCE_MICROSOFT= _LIBCPP_ABI_VERSION=1 _LIBCPP_ASSERTION_SEMANTIC_DEFAULT=_LIBCPP_ASSERTION_SEMANTIC_HARDENING_DEPENDENT _LIBCPP_EXTRA_SITE_DEFINES= _LIBCPP_HAS_FILESYSTEM=1 _LIBCPP_HAS_THREADS=1 _LIBCPP_HAS_MONOTONIC_CLOCK=1 _LIBCPP_HAS_MUSL_LIBC= _LIBCPP_HAS_THREAD_API_PTHREAD= _LIBCPP_HAS_THREAD_API_EXTERNAL= _LIBCPP_HAS_THREAD_API_WIN32= _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS= _LIBCPP_HAS_VENDOR_AVAILABILITY_ANNOTATIONS= _LIBCPP_NO_VCRUNTIME= _LIBCPP_TYPEINFO_COMPARISON_IMPLEMENTATION= _LIBCPP_HAS_RANDOM_DEVICE=1 _LIBCPP_HAS_LOCALIZATION=1 _LIBCPP_HAS_UNICODE=1 _LIBCPP_HAS_WIDE_CHARACTERS=1 _LIBCPP_INSTRUMENTED_WITH_ASAN= _LIBCPP_ABI_DEFINES= _LIBCPP_HARDENING_MODE_DEFAULT=_LIBCPP_HARDENING_MODE_NONE _LIBCPP_LIBC_PICOLIBC= _LIBCPP_LIBC_NEWLIB= _LIBCPP_LIBC_LLVM_LIBC= _LIBCPP_PSTL_BACKEND_LIBDISPATCH= _LIBCPP_PSTL_BACKEND_SERIAL= _LIBCPP_PSTL_BACKEND_STD_THREAD=1 _LIBCPP_ABI_NAMESPACE=__1 _LIBCPP_HAS_TIME_ZONE_DATABASE=1
Traceback (most recent call last):
  File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 122, in <module>
    sys.exit(main())
             ~~~~^^
  File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 75, in main
    if values[var] == "0":
       ~~~~~~^^^^^
KeyError: '_LIBCPP_HAS_THREAD_API_C11'
[3/1135] LINK ./bin/llvm-bcanalyzer
[4/1135] LINK ./bin/llvm-cvtres
[5/1135] LINK ./bin/llvm-ctxprof-util
[6/1135] LINK ./bin/llvm-debuginfod-find
[7/1135] LINK ./bin/llvm-cov
[8/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.LowerVectorIntrinsics.o
[9/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SanitizerStats.o
[10/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.UnifyFunctionExitNodes.o
[11/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SizeOpts.o
[12/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.MetaRenamer.o
[13/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.Mem2Reg.o
[14/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.MisExpect.o
[15/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.MatrixUtils.o
[16/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.StripNonLineTableDebugInfo.o
[17/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.StripGCRelocates.o
[18/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.LowerSwitch.o
[19/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.VNCoercion.o
[20/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.UnifyLoopExits.o
[21/1135] CXX obj/llvm/tools/llubi/llubi.llubi.o
[22/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.ProfileVerify.o
[23/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SampleProfileLoaderBaseUtil.o
[24/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SplitModule.o
[25/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.RelLookupTableConverter.o
[26/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SSAUpdater.o
[27/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.MoveAutoInit.o
[28/1135] CXX obj/llvm/tools/llvm-diff/lib/lib.DifferenceEngine.o
[29/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SSAUpdaterBulk.o
[30/1135] CXX obj/llvm/lib/Transforms/Vectorize/SandboxVectorizer/Vectorize.Interval.o
[31/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.MemoryOpRemark.o
[32/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SplitModuleByCategory.o
[33/1135] CXX obj/llvm/lib/Transforms/Vectorize/SandboxVectorizer/Vectorize.InstrMaps.o
[34/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.ValueMapper.o
[35/1135] CXX obj/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.Coverage.o
[36/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.ModuleUtils.o
[37/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.PredicateInfo.o
[38/1135] CXX obj/llvm/tools/llvm-dis/llvm-dis.llvm-dis.o
[39/1135] CXX obj/llvm/lib/Transforms/Vectorize/SandboxVectorizer/Vectorize.DependencyGraph.o
[40/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.MemoryTaggingSupport.o
[41/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.LowerMemIntrinsics.o
[42/1135] CXX obj/llvm/lib/Transforms/Vectorize/SandboxVectorizer/Vectorize.Legality.o
[43/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.LoopIdiomVectorize.o
[44/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.PromoteMemoryToRegister.o
[45/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.VPlanSLP.o
[46/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SimplifyIndVar.o
[47/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SimplifyLibCalls.o
[48/1135] CXX obj/llvm/tools/llc/llc.llc.o
[49/1135] CXX obj/llvm/tools/dsymutil/dsymutil.MachOUtils.o
[50/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.ScalarEvolutionExpander.o
[51/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SCCPSolver.o
[52/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.VPlanVerifier.o
[53/1135] CXX obj/llvm/tools/dsymutil/dsymutil.MachODebugMapParser.o
[54/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.VPlanUtils.o
[55/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.LoopVectorizationLegality.o
[56/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.VPlanUnroll.o
[57/1135] CXX obj/llvm/tools/llc/llc.NewPMDriver.o
[58/1135] CXX obj/llvm/tools/dsymutil/dsymutil.dsymutil.o
[59/1135] CXX obj/llvm/tools/dsymutil/dsymutil.DwarfLinkerForBinary.o
[60/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.LoadStoreVectorizer.o
[61/1135] CXX obj/llvm/tools/lli/lli.lli.o
[62/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.VPlanRecipes.o
[63/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.VectorCombine.o
[64/1135] CXX obj/llvm/lib/Transforms/Utils/Utils.SimplifyCFG.o
[65/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.LoopVectorize.o
[66/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.VPlanTransforms.o
[67/1135] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.SLPVectorizer.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.