INFO:2026-03-25T22:52:03Z:root:pulling...
From github.com:llvm/llvm-project
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   d6957d2140c9..f3274a496c7f  main       -> origin/main
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HEAD is now at f3274a496c7f Prepare libcxx and libcxxabi for pointer field protection.
INFO:2026-03-25T22:52:07Z:root:syncing...
Deleted branch merge (was 4049f43e22d1).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
[merge 3e46bba62bd0] [gn build] Port 28318d5db86f
 1 file changed, 1 insertion(+)
[gn build] Port 28318d5db86f -- https://github.com/llvm/llvm-project/commit/28318d5db86f
INFO:2026-03-25T22:52:08Z:root:building
ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/618] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/618] AR lib/libclangTooling.a
[3/618] AR lib/libLLVMOrcDebugging.a
[4/618] AR lib/libLLVMX86CodeGen.a
[5/618] AR lib/libLLVMExegesis.a
[6/618] AR lib/libclangDoc.a
[7/618] AR lib/libfindAllSymbols.a
[8/618] AR lib/libclangMove.a
[9/618] AR lib/libclangChangeNamespace.a
[10/618] AR lib/libclangStaticAnalyzerCheckers.a
[11/618] AR lib/liblldELF.a
[12/618] AR lib/liblldbCore.a
[13/618] AR lib/libclangIncludeFixer.a
[14/618] AR lib/liblldMachO.a
[15/618] AR lib/liblldCOFF.a
[16/618] 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_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_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_HAS_THREAD_API_C11'
[17/618] LINK obj/llvm/unittests/tools/llvm-profgen/LLVMProfgenTests
[18/618] LINK obj/llvm/unittests/tools/llvm-profdata/LLVMProfdataTests
[19/618] LINK ./bin/lli-child-target
[20/618] LINK obj/llvm/unittests/Transforms/Vectorize/SandboxVectorizer/SandboxVectorizerTests
[21/618] LINK obj/llvm/unittests/Transforms/Vectorize/VectorizeTests
[22/618] LINK obj/llvm/unittests/ExecutionEngine/ExecutionEngineTests
[23/618] LINK ./bin/clang-offload-bundler
[24/618] LINK obj/llvm/unittests/Transforms/Utils/UtilsTests
[25/618] LINK obj/clang/unittests/AST/ByteCode/InterpTests
[26/618] LINK ./bin/llvm-ar
[27/618] LINK obj/clang-tools-extra/unittests/clang-doc/ClangDocTests
[28/618] LINK obj/clang/unittests/Index/IndexTests
[29/618] LINK obj/clang-tools-extra/unittests/clang-include-fixer/find-all-symbols/FindAllSymbolsTests
[30/618] LINK obj/clang/unittests/Sema/SemaTests
[31/618] LINK ./bin/clang-refactor
[32/618] LINK obj/clang-tools-extra/unittests/clang-query/ClangQueryTests
[33/618] LINK ./bin/clang-query
[34/618] LINK ./bin/clang-change-namespace
[35/618] LINK obj/clang/unittests/Analysis/ClangAnalysisTests
[36/618] LINK ./bin/clang-doc
[37/618] LINK obj/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests
[38/618] LINK obj/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests
[39/618] LINK ./bin/clang-extdef-mapping
[40/618] LINK ./bin/find-all-symbols
[41/618] LINK ./bin/diagtool
[42/618] LINK ./bin/clang-reorder-fields
[43/618] LINK ./bin/clang-installapi
[44/618] LINK ./bin/llvm-bolt
[45/618] LINK obj/clang/unittests/ScalableStaticAnalysisFramework/ClangScalableAnalysisTests
[46/618] LINK ./bin/lli
[47/618] LINK obj/clang-tools-extra/unittests/clang-include-fixer/ClangIncludeFixerTests
[48/618] LINK obj/clang/unittests/ASTMatchers/ASTMatchersTests
[49/618] LINK ./bin/pp-trace
[50/618] LINK obj/clang-tools-extra/unittests/clang-change-namespace/ClangChangeNamespaceTests
[51/618] LINK obj/clang/unittests/Rewrite/RewriteTests
[52/618] LINK ./bin/clang-move
[53/618] LINK obj/llvm/unittests/MIR/MIRTests
[54/618] LINK obj/clang/unittests/CrossTU/CrossTUTests
[55/618] LINK ./bin/clang-include-fixer
[56/618] LINK ./bin/clang-diff
[57/618] LINK ./bin/llvm-bolt-heatmap
[58/618] LINK obj/bolt/unittests/Core/CoreTests
[59/618] LINK ./bin/modularize
[60/618] LINK obj/clang/unittests/Serialization/SerializationTests
[61/618] LINK obj/clang/unittests/AST/ASTTests
[62/618] LINK ./bin/llc
[63/618] LINK obj/bolt/unittests/Passes/PassTests
[64/618] LINK ./bin/llvm-dwp
[65/618] LINK ./bin/clang-nvlink-wrapper
[66/618] LINK ./bin/dsymutil
[67/618] LINK obj/clang/unittests/Tooling/Syntax/SyntaxTests
[68/618] LINK ./bin/clang-import-test
[69/618] LINK ./bin/llvm-c-test
[70/618] LINK ./bin/clang-sycl-linker
[71/618] LINK ./bin/llvm-dwarfutil
[72/618] LINK ./bin/clang-linker-wrapper
[73/618] LINK obj/clang/unittests/Driver/ClangDriverTests
[74/618] LINK obj/clang/unittests/Tooling/ToolingTests
[75/618] SOLINK ./lib/libclang.so
[76/618] CXX obj/llvm/unittests/tools/llvm-exegesis/X86/LLVMExegesisX86Tests.RegisterAliasingTest.o
[77/618] CXX obj/llvm/unittests/tools/llvm-exegesis/X86/LLVMExegesisX86Tests.BenchmarkResultTest.o
[78/618] CXX obj/llvm/unittests/tools/llvm-exegesis/RISCV/LLVMExegesisRISCVTests.TargetTest.o
[79/618] CXX obj/llvm/unittests/tools/llvm-exegesis/PowerPC/LLVMExegesisPowerPCTests.TargetTest.o
[80/618] CXX obj/llvm/unittests/tools/llvm-exegesis/RISCV/LLVMExegesisRISCVTests.SnippetGeneratorTest.o
[81/618] CXX obj/llvm/unittests/tools/llvm-exegesis/X86/LLVMExegesisX86Tests.SnippetFileTest.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.