INFO:2026-01-15T18:50:08Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   09e66be933f8..546ba870f789  main       -> origin/main
Switched to branch 'main'
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HEAD is now at 546ba870f789 [RISCV][llvm] Refactor unpackFromMemLoc to use convertLocVTToValVT. NFC (#175969)
INFO:2026-01-15T18:50:11Z:root:syncing...
Deleted branch merge (was 09e66be933f8).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-01-15T18:50:11Z:root:building
ninja: Entering directory `out/gn'
[1/6933] AR lib/libclangFormat.a
[2/6933] AR lib/libLLVMCGData.a
[3/6933] AR lib/libLLVMAsmParser.a
[4/6933] AR lib/libLLVMBitReader.a
[5/6933] AR lib/libLLVMDebugInfoGSYM.a
[6/6933] AR lib/libLLVMIRPrinter.a
[7/6933] AR lib/libLLVMMCDisassembler.a
[8/6933] AR lib/libLLVMMCParser.a
[9/6933] AR lib/libLLVMTextAPI.a
[10/6933] AR lib/libLLVMCFGuard.a
[11/6933] AR lib/libLLVMDiff.a
[12/6933] AR lib/libLLVMIRReader.a
[13/6933] AR lib/libLLVMObject.a
[14/6933] 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'
[15/6933] LINK ./bin/llvm-jitlink-executor
[16/6933] AR lib/liblldbHost.a
[17/6933] LINK ./bin/llvm-bcanalyzer
[18/6933] LINK ./bin/llvm-dis
[19/6933] LINK obj/llvm/unittests/AsmParser/AsmParserTests
[20/6933] LINK ./bin/clang-format
[21/6933] CXX obj/llvm/unittests/ADT/ADTTests.ScopeExitTest.o
[22/6933] CXX obj/llvm/unittests/ADT/ADTTests.TypeTraitsTest.o
[23/6933] CXX obj/llvm/unittests/ADT/ADTTests.Interleave.o
[24/6933] CXX obj/llvm/unittests/ADT/ADTTests.IListSentinelTest.o
[25/6933] CXX obj/llvm/unittests/ADT/ADTTests.RewriteBufferTest.o
[26/6933] CXX obj/llvm/unittests/ADT/ADTTests.IListIteratorBitsTest.o
[27/6933] CXX obj/llvm/unittests/ADT/ADTTests.IListIteratorTest.o
[28/6933] CXX obj/llvm/unittests/ADT/ADTTests.IListNodeTest.o
[29/6933] CXX obj/llvm/unittests/ADT/ADTTests.TrieRawHashMapTest.o
[30/6933] CXX obj/llvm/unittests/ADT/ADTTests.PointerSumTypeTest.o
[31/6933] CXX obj/llvm/unittests/ADT/ADTTests.IntEqClassesTest.o
[32/6933] CXX obj/llvm/unittests/ADT/ADTTests.PointerEmbeddedIntTest.o
[33/6933] CXX obj/llvm/unittests/ADT/ADTTests.PointerIntPairTest.o
[34/6933] CXX obj/llvm/unittests/ADT/ADTTests.IListNodeBaseTest.o
[35/6933] CXX obj/llvm/unittests/ADT/ADTTests.SCCIteratorTest.o
[36/6933] CXX obj/llvm/unittests/ADT/ADTTests.PackedVectorTest.o
[37/6933] CXX obj/llvm/unittests/ADT/ADTTests.StatisticTest.o
[38/6933] CXX obj/llvm/unittests/ADT/ADTTests.ScopedHashTableTest.o
[39/6933] CXX obj/llvm/unittests/ADT/ADTTests.SparseSetTest.o
[40/6933] CXX obj/llvm/unittests/ADT/ADTTests.IntrusiveRefCntPtrTest.o
[41/6933] CXX obj/llvm/unittests/ADT/ADTTests.LazyAtomicPointerTest.o
[42/6933] CXX obj/llvm/unittests/ADT/ADTTests.IListTest.o
[43/6933] CXX obj/llvm/unittests/ADT/ADTTests.ImmutableListTest.o
[44/6933] CXX obj/llvm/unittests/ADT/ADTTests.StringSetTest.o
[45/6933] CXX obj/llvm/unittests/ADT/ADTTests.SparseMultiSetTest.o
[46/6933] CXX obj/llvm/unittests/ADT/ADTTests.TypeSwitchTest.o
[47/6933] CXX obj/llvm/unittests/ADT/ADTTests.SparseBitVectorTest.o
[48/6933] CXX obj/llvm/unittests/ADT/ADTTests.StringTableTest.o
[49/6933] CXX obj/llvm/unittests/ADT/ADTTests.TwineTest.o
[50/6933] CXX obj/llvm/unittests/ADT/ADTTests.SmallStringTest.o
[51/6933] CXX obj/llvm/unittests/ADT/ADTTests.ImmutableMapTest.o
[52/6933] CXX obj/llvm/unittests/ADT/ADTTests.StringSwitchTest.o
[53/6933] CXX obj/llvm/unittests/ADT/ADTTests.SmallVectorExtrasTest.o
[54/6933] CXX obj/llvm/unittests/ADT/ADTTests.ImmutableSetTest.o
[55/6933] CXX obj/llvm/unittests/ADT/ADTTests.RangeAdapterTest.o
[56/6933] CXX obj/llvm/unittests/ADT/ADTTests.PointerUnionTest.o
[57/6933] CXX obj/llvm/unittests/ADT/ADTTests.PostOrderIteratorTest.o
[58/6933] CXX obj/llvm/unittests/ADT/ADTTests.SetVectorTest.o
[59/6933] CXX obj/llvm/unittests/ADT/ADTTests.PagedVectorTest.o
[60/6933] CXX obj/llvm/unittests/ADT/ADTTests.SimpleIListTest.o
[61/6933] CXX obj/llvm/unittests/ADT/ADTTests.PriorityWorklistTest.o
[62/6933] CXX obj/llvm/unittests/ADT/ADTTests.StringMapTest.o
[63/6933] CXX obj/llvm/unittests/ADT/ADTTests.SetOperationsTest.o
[64/6933] CXX obj/llvm/unittests/ADT/ADTTests.StringExtrasTest.o
[65/6933] CXX obj/llvm/unittests/BinaryFormat/BinaryFormatTests.DwarfTest.o
[66/6933] CXX obj/llvm/unittests/ADT/ADTTests.SmallPtrSetTest.o
[67/6933] CXX obj/llvm/unittests/ADT/ADTTests.SmallSetTest.o
[68/6933] CXX obj/llvm/unittests/ADT/ADTTests.STLForwardCompatTest.o
[69/6933] CXX obj/llvm/unittests/ADT/ADTTests.IntervalTreeTest.o
[70/6933] CXX obj/llvm/unittests/ADT/ADTTests.StringRefTest.o
[71/6933] CXX obj/llvm/unittests/ADT/ADTTests.MappedIteratorTest.o
[72/6933] CXX obj/llvm/unittests/ADT/ADTTests.TinyPtrVectorTest.o
[73/6933] CXX obj/llvm/unittests/ADT/ADTTests.IntervalMapTest.o
[74/6933] CXX obj/llvm/unittests/ADT/ADTTests.MapVectorTest.o
[75/6933] CXX obj/llvm/unittests/ADT/ADTTests.SequenceTest.o
[76/6933] CXX obj/llvm/unittests/ADT/ADTTests.IteratorTest.o
[77/6933] CXX obj/llvm/unittests/ADT/ADTTests.STLExtrasTest.o
[78/6933] CXX obj/llvm/unittests/ADT/ADTTests.RadixTreeTest.o
[79/6933] CXX obj/llvm/unittests/ADT/ADTTests.SmallVectorTest.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.