ninja: Entering directory `out/gn'
[1/6855] AR lib/libLLVMDebugInfoDWARF.a
[2/6855] AR lib/libLLVMDebugInfoPDB.a
[3/6855] AR lib/libLLVMRuntimeDyld.a
[4/6855] AR lib/libLLVMInterfaceStub.a
[5/6855] AR lib/libLLVMObjCopy.a
[6/6855] AR lib/libLLVMObjectYAML.a
[7/6855] AR lib/libLLVMXRay.a
[8/6855] AR lib/libLLVMTextAPIBinaryReader.a
[9/6855] AR lib/libLLVMSymbolize.a
[10/6855] AR lib/libLLVMDebugInfoLogicalView.a
[11/6855] AR lib/libLLVMDebuginfod.a
[12/6855] AR lib/libLLVMCFIVerify.a
[13/6855] 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_HAS_TERMINAL=1 _LIBCPP_INSTRUMENTED_WITH_ASAN= _LIBCPP_ABI_DEFINES= _LIBCPP_HARDENING_MODE_DEFAULT=_LIBCPP_HARDENING_MODE_NONE _LIBCPP_LIBC_PICOLIBC= _LIBCPP_LIBC_NEWLIB= _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_LIBC_LLVM_LIBC'
[14/6855] AR lib/libLLVMProfileData.a
[15/6855] LINK ./bin/llvm-opt-report
[16/6855] LINK ./bin/llvm-remarkutil
[17/6855] LINK ./bin/llvm-diff
[18/6855] LINK ./bin/llvm-offload-binary
[19/6855] LINK obj/llvm/unittests/ADT/ADTTests
[20/6855] LINK ./bin/yaml2obj
[21/6855] LINK ./bin/obj2yaml
[22/6855] LINK ./bin/llvm-pdbutil
[23/6855] LINK ./bin/sanstats
[24/6855] CXX obj/llvm/unittests/Support/SupportTests.AlignOfTest.o
[25/6855] CXX obj/llvm/unittests/BinaryFormat/BinaryFormatTests.ELFTest.o
[26/6855] CXX obj/llvm/unittests/ProfileData/ProfileDataTests.InstrProfDataTest.o
[27/6855] CXX obj/llvm/unittests/Remarks/RemarksTests.BitstreamRemarksFormatTest.o
[28/6855] CXX obj/llvm/unittests/Object/ObjectTests.SymbolSizeTest.o
[29/6855] CXX obj/llvm/unittests/Remarks/RemarksTests.RemarksStrTabParsingTest.o
[30/6855] CXX obj/llvm/unittests/Support/SupportTests.ArrayRecyclerTest.o
[31/6855] CXX obj/llvm/unittests/Support/SupportTests.BLAKE3Test.o
[32/6855] CXX obj/llvm/unittests/Remarks/RemarksTests.RemarksAPITest.o
[33/6855] CXX obj/llvm/unittests/Object/ObjectTests.COFFObjectFileTest.o
[34/6855] CXX obj/llvm/unittests/ObjectYAML/ObjectYAMLTests.YAMLTest.o
[35/6855] CXX obj/llvm/unittests/Remarks/RemarksTests.BitstreamRemarksSerializerTest.o
[36/6855] CXX obj/llvm/unittests/Remarks/RemarksTests.YAMLRemarksSerializerTest.o
[37/6855] CXX obj/llvm/unittests/Support/SupportTests.ARMAttributeParser.o
[38/6855] CXX obj/llvm/unittests/Remarks/RemarksTests.RemarksLinkingTest.o
[39/6855] CXX obj/llvm/unittests/Support/SupportTests.AllocatorTest.o
[40/6855] CXX obj/llvm/unittests/Debuginfod/DebuginfodTests.HTTPServerTests.o
[41/6855] CXX obj/llvm/unittests/Object/ObjectTests.ObjectFileTest.o
[42/6855] CXX obj/llvm/unittests/Object/ObjectTests.OffloadingTest.o
[43/6855] CXX obj/llvm/unittests/Support/SupportTests.AlignmentTest.o
[44/6855] CXX obj/llvm/unittests/Support/SupportTests.Base64Test.o
[45/6855] CXX obj/llvm/unittests/Object/ObjectTests.ArchiveTest.o
[46/6855] CXX obj/llvm/unittests/Object/ObjectTests.SymbolicFileTest.o
[47/6855] CXX obj/llvm/unittests/ObjectYAML/ObjectYAMLTests.YAML2ObjTest.o
[48/6855] CXX obj/llvm/unittests/Debuginfod/DebuginfodTests.DebuginfodTests.o
[49/6855] CXX obj/llvm/unittests/Support/SupportTests.AddressRangeTest.o
[50/6855] CXX obj/llvm/unittests/ProfileData/ProfileDataTests.BPFunctionNodeTest.o
[51/6855] CXX obj/llvm/unittests/DebugInfo/PDB/DebugInfoPDBTests.StringTableBuilderTest.o
[52/6855] CXX obj/llvm/unittests/DebugInfo/PDB/DebugInfoPDBTests.PDBVariantTest.o
[53/6855] CXX obj/llvm/unittests/InterfaceStub/InterfaceStubTests.ELFYAMLTest.o
[54/6855] CXX obj/llvm/unittests/Support/SupportTests.BalancedPartitioningTest.o
[55/6855] CXX obj/llvm/unittests/Object/ObjectTests.ELFTypesTest.o
[56/6855] CXX obj/llvm/unittests/DebugInfo/PDB/DebugInfoPDBTests.NativeSessionTest.o
[57/6855] CXX obj/llvm/unittests/Remarks/RemarksTests.YAMLRemarksParsingTest.o
[58/6855] CXX obj/llvm/unittests/DebugInfo/PDB/DebugInfoPDBTests.PublicsStreamTest.o
[59/6855] CXX obj/llvm/unittests/Object/ObjectTests.OffloadingBundleTest.o
[60/6855] CXX obj/llvm/unittests/DebugInfo/Symbolizer/DebugInfoSymbolizerTests.MarkupTest.o
[61/6855] CXX obj/llvm/unittests/DebugInfo/PDB/DebugInfoPDBTests.HashTableTest.o
[62/6855] CXX obj/llvm/unittests/ObjCopy/ObjCopyTests.ObjCopyTest.o
[63/6855] CXX obj/llvm/unittests/Object/ObjectTests.GOFFObjectFileTest.o
[64/6855] CXX obj/llvm/unittests/Remarks/RemarksTests.BitstreamRemarksParsingTest.o
[65/6855] CXX obj/llvm/unittests/ObjectYAML/ObjectYAMLTests.DWARFYAMLTest.o
[66/6855] CXX obj/llvm/unittests/Object/ObjectTests.BuildIDTest.o
[67/6855] CXX obj/llvm/unittests/DebugInfo/BTF/DebugInfoBTFTests.BTFParserTest.o
[68/6855] CXX obj/llvm/unittests/Object/ObjectTests.XCOFFObjectFileTest.o
[69/6855] CXX obj/llvm/unittests/ObjectYAML/ObjectYAMLTests.MinidumpYAMLTest.o
[70/6855] CXX obj/llvm/unittests/ObjectYAML/ObjectYAMLTests.ELFYAMLTest.o
[71/6855] CXX obj/llvm/unittests/ObjectYAML/ObjectYAMLTests.DXContainerYAMLTest.o
[72/6855] CXX obj/llvm/unittests/Object/ObjectTests.DXContainerTest.o
[73/6855] CXX obj/llvm/unittests/Object/ObjectTests.MinidumpTest.o
[74/6855] CXX obj/llvm/unittests/Object/ObjectTests.ELFTest.o
[75/6855] CXX obj/llvm/unittests/ProfileData/ProfileDataTests.DataAccessProfTest.o
[76/6855] CXX obj/llvm/unittests/ProfileData/ProfileDataTests.CoverageMappingTest.o
[77/6855] CXX obj/llvm/unittests/Object/ObjectTests.ELFObjectFileTest.o
[78/6855] CXX obj/llvm/unittests/ProfileData/ProfileDataTests.InstrProfTest.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.