ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/931] AR lib/libLLVMFrontendOpenMP.a
[2/931] AR lib/libLLVMFuzzMutate.a
[3/931] SOLINK obj/llvm/unittests/Analysis/InlineAdvisorPlugin.so
[4/931] SOLINK obj/llvm/unittests/Analysis/InlineOrderPlugin.so
[5/931] 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'
[6/931] AR lib/libLLVMipo.a
[7/931] AR lib/libLLVMCodeGen.a
[8/931] AR lib/libclangAST.a
[9/931] LINK obj/llvm/unittests/DebugInfo/Symbolizer/DebugInfoSymbolizerTests
[10/931] LINK obj/llvm/unittests/Debuginfod/DebuginfodTests
[11/931] LINK obj/llvm/unittests/DebugInfo/BTF/DebugInfoBTFTests
[12/931] LINK obj/llvm/unittests/DebugInfo/PDB/DebugInfoPDBTests
[13/931] LINK obj/llvm/unittests/Bitcode/BitcodeTests
[14/931] CXX obj/llvm/unittests/IR/IRTests.CFGBuilder.o
[15/931] CXX obj/llvm/unittests/IR/IRTests.AbstractCallSiteTest.o
[16/931] CXX obj/llvm/unittests/FuzzMutate/FuzzMutateTests.RandomIRBuilderTest.o
[17/931] CXX obj/llvm/unittests/IR/IRTests.DebugTypeODRUniquingTest.o
[18/931] CXX obj/llvm/unittests/Linker/LinkerTests.LinkModulesTest.o
[19/931] CXX obj/llvm/unittests/IR/IRTests.ConstantsTest.o
[20/931] CXX obj/llvm/unittests/ExecutionEngine/MCJIT/MCJITTests.MCJITObjectCacheTest.o
[21/931] CXX obj/llvm/unittests/IR/IRTests.BasicBlockTest.o
[22/931] CXX obj/llvm/unittests/ExecutionEngine/MCJIT/MCJITTests.MCJITMultipleModuleTest.o
[23/931] CXX obj/llvm/unittests/IR/IRTests.AsmWriterTest.o
[24/931] CXX obj/llvm/unittests/ExecutionEngine/MCJIT/MCJITTests.MCJITTest.o
[25/931] CXX obj/llvm/unittests/IR/IRTests.ConstantFPRangeTest.o
[26/931] CXX obj/llvm/unittests/CodeGen/CodeGenTests.TypeTraitsTest.o
[27/931] CXX obj/llvm/unittests/FuzzMutate/FuzzMutateTests.StrategiesTest.o
[28/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.IndirectionUtilsTest.o
[29/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.OrcTestCommon.o
[30/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.ExecutorAddressTest.o
[31/931] CXX obj/llvm/unittests/IR/IRTests.IntrinsicsTest.o
[32/931] CXX obj/llvm/unittests/IR/IRTests.DroppedVariableStatsIRTest.o
[33/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.SharedMemoryMapperTest.o
[34/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.JITTargetMachineBuilderTest.o
[35/931] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.MachineIRBuilderTest.o
[36/931] CXX obj/llvm/unittests/DebugInfo/DWARF/DebugInfoDWARFTests.DwarfGenerator.o
[37/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.RTDyldObjectLinkingLayerTest.o
[38/931] CXX obj/llvm/unittests/IR/IRTests.DominatorTreeTest.o
[39/931] CXX obj/llvm/unittests/IR/IRTests.BasicBlockDbgInfoTest.o
[40/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.LookupAndRecordAddrsTest.o
[41/931] CXX obj/llvm/unittests/CodeGen/CodeGenTests.SchedBoundary.o
[42/931] CXX obj/llvm/unittests/CodeGen/CodeGenTests.SelectionDAGAddressAnalysisTest.o
[43/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.JITLinkRedirectionManagerTest.o
[44/931] CXX obj/llvm/unittests/IR/IRTests.DebugInfoTest.o
[45/931] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.KnownFPClassTest.o
[46/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.MapperJITLinkMemoryManagerTest.o
[47/931] CXX obj/llvm/unittests/FuzzMutate/FuzzMutateTests.OperationsTest.o
[48/931] CXX obj/llvm/unittests/CodeGen/CodeGenTests.SelectionDAGNodeConstructionTest.o
[49/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.LazyCallThroughAndReexportsTest.o
[50/931] CXX obj/llvm/unittests/tools/llvm-profgen/LLVMProfgenTests.ContextCompressionTest.o
[51/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.OrcCAPITest.o
[52/931] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.LegalizerTest.o
[53/931] CXX obj/llvm/unittests/IR/IRTests.IRBuilderTest.o
[54/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.ReOptimizeLayerTest.o
[55/931] CXX obj/llvm/unittests/CodeGen/CodeGenTests.X86MCInstLowerTest.o
[56/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.EPCGenericJITLinkMemoryManagerTest.o
[57/931] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.LegalizerInfoTest.o
[58/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.ResourceTrackerTest.o
[59/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.ObjectLinkingLayerTest.o
[60/931] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.KnownBitsVectorTest.o
[61/931] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.KnownBitsTest.o
[62/931] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.PatternMatchTest.o
[63/931] CXX obj/llvm/unittests/IR/IRTests.InstructionsTest.o
[64/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.EPCGenericMemoryAccessTest.o
[65/931] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.LegalizerHelperTest.o
[66/931] CXX obj/llvm/unittests/CodeGen/CodeGenTests.SelectionDAGPatternMatchTest.o
[67/931] CXX obj/llvm/unittests/IR/IRTests.ConstantRangeTest.o
[68/931] CXX obj/llvm/unittests/DebugInfo/DWARF/DebugInfoDWARFTests.DWARFDebugInfoTest.o
[69/931] CXX obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests.CoreAPIsTest.o
[70/931] CXX obj/llvm/unittests/Frontend/LLVMFrontendTests.OpenMPIRBuilderTest.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.