ninja: Entering directory `out/gn'
[1/8335] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/8335] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/8335] ACTION //clang/include/clang/Config:Config(//llvm/utils/gn/build/toolchain:unix)
FAILED: gen/clang/include/clang/Config/config.h 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o gen/clang/include/clang/Config/config.h ../../clang/include/clang/Config/config.h.cmake BUG_REPORT_URL=https://github.com/llvm/llvm-project/issues/ CLANG_DEFAULT_PIE_ON_LINUX=1 CLANG_DEFAULT_LINKER= CLANG_DEFAULT_CXX_STDLIB= CLANG_DEFAULT_RTLIB= CLANG_DEFAULT_OBJCOPY=objcopy CLANG_DEFAULT_OPENMP_RUNTIME=libomp CLANG_DEFAULT_UNWINDLIB= CLANG_INSTALL_LIBDIR_BASENAME=lib CLANG_RESOURCE_DIR= C_INCLUDE_DIRS= CLANG_CONFIG_FILE_SYSTEM_DIR= CLANG_CONFIG_FILE_USER_DIR= CLANG_SPAWN_CC1= CLANG_USE_XCSELECT= CLANG_XCSELECT_HOST_SDK_POLICY= DEFAULT_SYSROOT= GCC_INSTALL_PREFIX= ENABLE_LINKER_BUILD_ID= ENABLE_X86_RELAX_RELOCATIONS=1 CLANG_ENABLE_OBJC_REWRITER= CLANG_ENABLE_CIR= CLANG_SYSTEMZ_DEFAULT_ARCH=z10 PPC_LINUX_DEFAULT_IEEELONGDOUBLE= CLANG_ENABLE_STATIC_ANALYZER=1 CLANG_HAVE_DLADDR=1 CLANG_HAVE_DLFCN_H=1 CLANG_HAVE_RLIMITS=1 CLANG_HAVE_LIBXML=1 HOST_LINK_VERSION=
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: 'CLANG_USE_EXPERIMENTAL_CONST_INTERP'
[4/8335] CXX obj/llvm/lib/Support/Support.ConvertUTF.o
[5/8335] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[6/8335] CXX obj/llvm/lib/Support/Support.DivisionByConstantInfo.o
[7/8335] CXX obj/llvm/lib/Support/Support.DJB.o
[8/8335] CXX obj/llvm/lib/Support/Support.FormattedStream.o
[9/8335] CXX obj/llvm/lib/Support/Support.RISCVISAUtils.o
[10/8335] CXX obj/llvm/lib/Support/Support.ConvertUTFWrapper.o
[11/8335] CXX obj/llvm/lib/Support/Support.DynamicAPInt.o
[12/8335] CXX obj/llvm/lib/Support/Support.ModRef.o
[13/8335] CXX obj/llvm/lib/Support/Support.SlowDynamicAPInt.o
[14/8335] CXX obj/llvm/lib/Support/Support.FloatingPointMode.o
[15/8335] CXX obj/llvm/lib/Support/Support.StringExtras.o
[16/8335] CXX obj/llvm/lib/Support/Support.SuffixTreeNode.o
[17/8335] CXX obj/llvm/lib/Support/Support.SipHash.o
[18/8335] CXX obj/llvm/lib/Support/Support.StringSaver.o
[19/8335] CXX obj/llvm/lib/Support/Support.MD5.o
[20/8335] CXX obj/llvm/lib/Support/Support.HexagonAttributeParser.o
[21/8335] CXX obj/llvm/lib/Support/Support.MSP430AttributeParser.o
[22/8335] CXX obj/llvm/lib/Support/Support.ScaledNumber.o
[23/8335] CXX obj/llvm/lib/Support/Support.IntegerInclusiveInterval.o
[24/8335] CXX obj/llvm/lib/Support/Support.TextEncoding.o
[25/8335] CXX obj/llvm/lib/Support/Support.ErrorHandling.o
[26/8335] CXX obj/llvm/lib/Support/Support.NativeFormatting.o
[27/8335] CXX obj/llvm/lib/Support/Support.CSKYAttributeParser.o
[28/8335] CXX obj/llvm/lib/Support/Support.RISCVAttributeParser.o
[29/8335] CXX obj/llvm/lib/Support/Support.BinaryStreamWriter.o
[30/8335] CXX obj/llvm/lib/Support/Support.KnownFPClass.o
[31/8335] CXX obj/llvm/lib/Support/Support.Jobserver.o
[32/8335] CXX obj/llvm/lib/Support/Support.DataExtractor.o
[33/8335] CXX obj/llvm/lib/Support/Support.TarWriter.o
[34/8335] CXX obj/llvm/lib/Support/Support.GraphWriter.o
[35/8335] CXX obj/llvm/lib/Support/Support.BinaryStreamReader.o
[36/8335] CXX obj/llvm/lib/Support/Support.SuffixTree.o
[37/8335] CXX obj/llvm/lib/Support/Support.FileOutputBuffer.o
[38/8335] CXX obj/llvm/lib/Support/Support.Error.o
[39/8335] CXX obj/llvm/lib/Support/Support.Debug.o
[40/8335] CXX obj/llvm/lib/Support/Support.Caching.o
[41/8335] CXX obj/llvm/lib/Support/Support.PGOOptions.o
[42/8335] CXX obj/llvm/lib/Support/Support.RandomNumberGenerator.o
[43/8335] CXX obj/llvm/lib/Support/Support.MemoryBuffer.o
[44/8335] CXX obj/llvm/lib/Support/Support.FileUtilities.o
[45/8335] CXX obj/llvm/lib/TableGen/TableGen.TGLexer.o
[46/8335] CXX obj/llvm/lib/Support/Support.LockFileManager.o
[47/8335] CXX obj/llvm/lib/Support/Support.CachePruning.o
[48/8335] CXX obj/llvm/lib/Support/Support.CodeGenCoverage.o
[49/8335] CXX obj/llvm/lib/Support/Support.StringRef.o
[50/8335] CXX obj/llvm/lib/Support/Support.DebugCounter.o
[51/8335] CXX obj/llvm/lib/TableGen/TableGen.TableGenBackendSkeleton.o
[52/8335] CXX obj/llvm/lib/Support/Support.FileCollector.o
[53/8335] CXX obj/llvm/lib/TableGen/TableGen.TableGenBackend.o
[54/8335] CXX obj/llvm/lib/Support/Support.ScopedPrinter.o
[55/8335] CXX obj/llvm/lib/Support/Support.Statistic.o
[56/8335] CXX obj/llvm/lib/Support/Support.KnownBits.o
[57/8335] CXX obj/llvm/lib/Support/Support.ELFAttrParserCompact.o
[58/8335] CXX obj/llvm/lib/Support/Support.TimeProfiler.o
[59/8335] CXX obj/llvm/lib/Support/Support.Timer.o
[60/8335] CXX obj/llvm/lib/Support/Support.ThreadPool.o
[61/8335] CXX obj/llvm/lib/Support/Support.ELFAttrParserExtended.o
[62/8335] CXX obj/llvm/lib/Support/Support.SourceMgr.o
[63/8335] CXX obj/llvm/lib/Support/Support.Mustache.o
[64/8335] CXX obj/llvm/lib/Support/Support.JSON.o
[65/8335] CXX obj/llvm/lib/Support/Support.BalancedPartitioning.o
[66/8335] CXX obj/llvm/lib/Support/Support.SpecialCaseList.o
[67/8335] CXX obj/llvm/lib/Support/Support.CommandLine.o
[68/8335] CXX obj/llvm/lib/TableGen/TableGen.TGParser.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.