INFO:2026-03-25T21:41:08Z:root:pulling...
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   22779ff652ce..9a8b8153be52  main       -> origin/main
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HEAD is now at 9a8b8153be52 [libc] Fix all guard comments for cos and Acos functions (#188612)
INFO:2026-03-25T21:41:11Z:root:syncing...
Deleted branch merge (was 84f66b4de791).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
[merge 12e0fb5500bb] [gn build] Port 28318d5db86f
 1 file changed, 1 insertion(+)
[gn build] Port 28318d5db86f -- https://github.com/llvm/llvm-project/commit/28318d5db86f
INFO:2026-03-25T21:41:12Z:root:building
ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/1460] 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'
[2/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86InstrFMA3Info.o
[3/1460] CXX obj/llvm/tools/llvm-reduce/deltas/llvm-reduce.ReduceVirtualRegisters.o
[4/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86InstrFoldTables.o
[5/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86MachineFunctionInfo.o
[6/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86MacroFusion.o
[7/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86InsertX87Wait.o
[8/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FixupSetCC.o
[9/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86AvoidTrailingCall.o
[10/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86LoadValueInjectionRetHardening.o
[11/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FloatingPoint.o
[12/1460] CXX obj/llvm/lib/Target/X86/GISel/LLVMX86CodeGen.X86RegisterBankInfo.o
[13/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FixupInstTuning.o
[14/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86CompressEVEX.o
[15/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblySelectionDAGInfo.o
[16/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86CmovConversion.o
[17/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblySetP2AlignOperands.o
[18/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86CleanupLocalDynamicTLS.o
[19/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FixupBWInsts.o
[20/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86GlobalBaseReg.o
[21/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86IndirectBranchTracking.o
[22/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86ArgumentStackSlotRebase.o
[23/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86LowerAMXType.o
[24/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblySubtarget.o
[25/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FixupVectorConstants.o
[26/1460] CXX obj/llvm/lib/Target/X86/GISel/LLVMX86CodeGen.X86CallLowering.o
[27/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86LowerTileCopy.o
[28/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86IndirectThunks.o
[29/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblyRuntimeLibcallSignatures.o
[30/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblySortRegion.o
[31/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FastTileConfig.o
[32/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86LowerAMXIntrinsics.o
[33/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblyUtilities.o
[34/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86InterleavedAccess.o
[35/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FixupLEAs.o
[36/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86AvoidStoreForwardingBlocks.o
[37/1460] CXX obj/llvm/unittests/DebugInfo/DWARF/DebugInfoLogicalViewTests.DwarfGenerator.o
[38/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblyReplacePhysRegs.o
[39/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86DynAllocaExpander.o
[40/1460] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.InstructionSelectTest.o
[41/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86DomainReassignment.o
[42/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86CallFrameOptimization.o
[43/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblyRegisterInfo.o
[44/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FastPreTileConfig.o
[45/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86ExpandPseudo.o
[46/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86CallingConv.o
[47/1460] CXX obj/llvm/lib/Target/X86/GISel/LLVMX86CodeGen.X86LegalizerInfo.o
[48/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FlagsCopyLowering.o
[49/1460] CXX obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests.CSETest.o
[50/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86LoadValueInjectionLoadHardening.o
[51/1460] CXX obj/llvm/lib/Target/X86/GISel/LLVMX86CodeGen.X86PostLegalizerCombiner.o
[52/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86ISelLoweringCall.o
[53/1460] CXX obj/llvm/lib/Target/X86/GISel/LLVMX86CodeGen.X86PreLegalizerCombiner.o
[54/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86InstCombineIntrinsic.o
[55/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FrameLowering.o
[56/1460] CXX obj/llvm/lib/Target/X86/AsmParser/AsmParser.X86AsmParser.o
[57/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblyTargetMachine.o
[58/1460] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblyTargetTransformInfo.o
[59/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86AsmPrinter.o
[60/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86MCInstLower.o
[61/1460] CXX obj/llvm/lib/Target/X86/GISel/LLVMX86CodeGen.X86InstructionSelector.o
[62/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86InstrInfo.o
[63/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86FastISel.o
[64/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86ISelDAGToDAG.o
[65/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86CodeGenPassBuilder.o
[66/1460] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86ISelLowering.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.