ninja: Entering directory `out/gn'
[1/8400] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/8400] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/8400] AR lib/libLLVMCAS.a
[4/8400] 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'
[5/8400] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[6/8400] CXX obj/llvm/lib/Support/Support.APSInt.o
[7/8400] CXX obj/llvm/lib/Support/Support.AArch64AttributeParser.o
[8/8400] CXX obj/llvm/lib/Remarks/Remarks.Remark.o
[9/8400] CXX obj/llvm/lib/Target/AArch64/TargetInfo/TargetInfo.AArch64TargetInfo.o
[10/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugSymbolRVASubsection.o
[11/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugSymbolsSubsection.o
[12/8400] CXX obj/llvm/lib/Remarks/Remarks.RemarkFormat.o
[13/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.TypeTableCollection.o
[14/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.TypeHashing.o
[15/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugFrameDataSubsection.o
[16/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugCrossExSubsection.o
[17/8400] CXX obj/llvm/lib/Remarks/Remarks.RemarkStreamer.o
[18/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugInlineeLinesSubsection.o
[19/8400] CXX obj/llvm/lib/Option/Option.Arg.o
[20/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugSubsectionRecord.o
[21/8400] CXX obj/llvm/lib/Option/Option.Option.o
[22/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugChecksumsSubsection.o
[23/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugStringTableSubsection.o
[24/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.StringsAndChecksums.o
[25/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugCrossImpSubsection.o
[26/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugLinesSubsection.o
[27/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.RecordSerialization.o
[28/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.TypeIndexDiscovery.o
[29/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.SymbolSerializer.o
[30/8400] CXX obj/llvm/lib/HTTP/HTTP.HTTPServer.o
[31/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.TypeRecordHelpers.o
[32/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.GlobalTypeTableBuilder.o
[33/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.SimpleTypeSerializer.o
[34/8400] CXX obj/llvm/lib/Support/Support.APFixedPoint.o
[35/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.MergingTypeTableBuilder.o
[36/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.DebugSubsectionVisitor.o
[37/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.TypeIndex.o
[38/8400] CXX obj/llvm/lib/TableGen/TableGen.StringToOffsetTable.o
[39/8400] CXX obj/llvm/lib/TableGen/TableGen.Error.o
[40/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.LazyRandomTypeCollection.o
[41/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.SymbolRecordMapping.o
[42/8400] CXX obj/llvm/lib/DebugInfo/MSF/MSF.MappedBlockStream.o
[43/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.RecordName.o
[44/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.EnumTables.o
[45/8400] CXX obj/llvm/lib/Remarks/Remarks.RemarkSerializer.o
[46/8400] CXX obj/llvm/lib/Remarks/Remarks.RemarkParser.o
[47/8400] CXX obj/llvm/lib/Option/Option.ArgList.o
[48/8400] CXX obj/llvm/lib/Support/Support.ARMAttributeParser.o
[49/8400] CXX obj/llvm/lib/Remarks/Remarks.YAMLRemarkSerializer.o
[50/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.TypeStreamMerger.o
[51/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.SymbolRecordHelpers.o
[52/8400] CXX obj/llvm/lib/TableGen/TableGen.DetailedRecordsBackend.o
[53/8400] CXX obj/llvm/lib/Support/Support.AMDGPUMetadata.o
[54/8400] CXX obj/llvm/lib/TableGen/TableGen.Parser.o
[55/8400] CXX obj/llvm/lib/Remarks/Remarks.BitstreamRemarkSerializer.o
[56/8400] CXX obj/llvm/lib/Option/Option.OptTable.o
[57/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.TypeDumpVisitor.o
[58/8400] CXX obj/llvm/lib/TableGen/TableGen.SetTheory.o
[59/8400] CXX obj/llvm/lib/Remarks/Remarks.BitstreamRemarkParser.o
[60/8400] CXX obj/llvm/lib/TableGen/TableGen.JSONBackend.o
[61/8400] CXX obj/llvm/lib/Support/LSP/LSP.Transport.o
[62/8400] CXX obj/llvm/lib/TableGen/TableGen.Main.o
[63/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.TypeRecordMapping.o
[64/8400] CXX obj/llvm/lib/DebugInfo/CodeView/CodeView.SymbolDumper.o
[65/8400] CXX obj/llvm/lib/Support/Support.APInt.o
[66/8400] CXX obj/llvm/lib/Support/LSP/LSP.Protocol.o
[67/8400] CXX obj/llvm/lib/FileCheck/FileCheck.FileCheck.o
[68/8400] CXX obj/llvm/lib/TableGen/TableGen.Record.o
[69/8400] CXX obj/llvm/lib/Support/Support.APFloat.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.