ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/3855] 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_C11= _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_STATPART= _LIBCPP_PSTL_BACKEND_STD_THREAD=1 _LIBCPP_ABI_NAMESPACE=__1 _LIBCPP_ABI_NAMESPACE_LEN=3 _LIBCPP_HAS_TIME_ZONE_DATABASE=1
unused values args:
    _LIBCPP_PSTL_BACKEND_STD_THREAD
    _LIBCPP_PSTL_BACKEND_STATPART
    _LIBCPP_PSTL_BACKEND_SERIAL
    _LIBCPP_PSTL_BACKEND_LIBDISPATCH
[2/3855] ACTION //llvm/include/llvm/TargetParser:RISCVTargetParserDef(//llvm/utils/gn/build/toolchain:unix)
[3/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.MacroFusionPredicatorEmitter.o
[4/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.PseudoLoweringEmitter.o
[5/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DisassemblerEmitter.o
[6/3838] CXX obj/llvm/utils/TableGen/Common/GlobalISel/MatchTable/Common.Types.o
[7/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.X86MnemonicTables.o
[8/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DAGISelEmitter.o
[9/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DAGISelMatcher.o
[10/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.InstrDocsEmitter.o
[11/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.CodeGenMapTable.o
[12/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.X86FoldTablesEmitter.o
[13/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DAGISelMatcherGen.o
[14/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.RegisterBankEmitter.o
[15/3838] CXX obj/llvm/utils/TableGen/Common/Common.CodeGenInstruction.o
[16/3838] CXX obj/llvm/utils/TableGen/Common/GlobalISel/Common.PatternParser.o
[17/3838] CXX obj/llvm/utils/TableGen/Common/Common.InstructionEncoding.o
[18/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.CodeEmitterGen.o
[19/3838] CXX obj/llvm/utils/TableGen/Common/Common.CodeGenInstAlias.o
[20/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DFAPacketizerEmitter.o
[21/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DAGISelMatcherOpt.o
[22/3838] CXX obj/llvm/utils/TableGen/Common/Common.InfoByHwMode.o
[23/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DXILEmitter.o
[24/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.X86InstrMappingEmitter.o
[25/3838] CXX obj/llvm/utils/TableGen/Common/Common.VarLenCodeEmitterGen.o
[26/3838] CXX obj/llvm/utils/TableGen/Common/GlobalISel/Common.GlobalISelMatchTableExecutorEmitter.o
[27/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.CompressInstEmitter.o
[28/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.CallingConvEmitter.o
[29/3838] CXX obj/llvm/utils/TableGen/Common/Common.CodeGenTarget.o
[30/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.SDNodeInfoEmitter.o
[31/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.SearchableTableEmitter.o
[32/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.FastISelEmitter.o
[33/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DAGISelMatcherEmitter.o
[34/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.DecoderEmitter.o
[35/3838] CXX obj/llvm/utils/TableGen/Common/Common.CodeGenSchedule.o
[36/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.InstrInfoEmitter.o
[37/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.SubtargetEmitter.o
[38/3838] CXX obj/llvm/unittests/tools/llvm-profgen/LLVMProfgenTests.ContextCompressionTest.o
[39/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.AsmWriterEmitter.o
[40/3838] CXX obj/llvm/utils/TableGen/Common/GlobalISel/MatchTable/Common.Matchers.o
[41/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.GlobalISelCombinerEmitter.o
[42/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.RegisterInfoEmitter.o
[43/3838] CXX obj/llvm/utils/TableGen/Common/Common.CodeGenDAGPatterns.o
[44/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.GlobalISelEmitter.o
[45/3838] CXX obj/llvm/utils/TableGen/llvm-tblgen.AsmMatcherEmitter.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.