INFO:2026-01-15T21:45:20Z:root:pulling... From github.com:llvm/llvm-project * branch main -> FETCH_HEAD 2a9b30d22879..c70ce1128d00 main -> origin/main Switched to branch 'main' Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded. (use "git pull" to update your local branch) HEAD is now at c70ce1128d00 [OpenMP][Offload] Translate Info types to Debug types when debug enabled (#175599) INFO:2026-01-15T21:45:22Z:root:syncing... Deleted branch merge (was 2a9b30d22879). Switched to a new branch 'merge' branch 'merge' set up to track 'origin/main'. INFO:2026-01-15T21:45:23Z:root:building ninja: Entering directory `out/gn' [1/5139] AR lib/libclangdSupport.a [2/5139] AR lib/libLLVMDebugInfoGSYM.a [3/5139] AR lib/libLLVMCore.a [4/5139] AR lib/libLLVMObject.a [5/5139] 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 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' [6/5139] ACTION //llvm/tools/llvm-objcopy:StripOpts(//llvm/utils/gn/build/toolchain:unix) [7/5139] ACTION //lldb/tools/lldb-server:PlatformOptions(//llvm/utils/gn/build/toolchain:unix) [8/5138] ACTION //lldb/tools/lldb-server:LLGSOptions(//llvm/utils/gn/build/toolchain:unix) [9/5137] ACTION //llvm/tools/llvm-lipo:LipoOpts(//llvm/utils/gn/build/toolchain:unix) [10/5137] ACTION //clang/tools/clang-installapi:InstallAPIOpts(//llvm/utils/gn/build/toolchain:unix) [11/5137] ACTION //llvm/tools/llvm-nm:Opts(//llvm/utils/gn/build/toolchain:unix) [12/5137] ACTION //lldb/tools/driver:Options(//llvm/utils/gn/build/toolchain:unix) [13/5137] AR lib/libLLVMDebuginfod.a [14/5137] ACTION //llvm/tools/llvm-objcopy:BitcodeStripOpts(//llvm/utils/gn/build/toolchain:unix) [15/5137] ACTION //llvm/tools/llvm-objcopy:InstallNameToolOpts(//llvm/utils/gn/build/toolchain:unix) [16/5137] ACTION //clang/tools/clang-nvlink-wrapper:NVLinkOpts(//llvm/utils/gn/build/toolchain:unix) [17/5137] ACTION //llvm/tools/llvm-dwarfutil:Options(//llvm/utils/gn/build/toolchain:unix) [18/5137] ACTION //llvm/tools/llvm-size:Opts(//llvm/utils/gn/build/toolchain:unix) [19/5137] ACTION //clang/tools/clang-scan-deps:Opts(//llvm/utils/gn/build/toolchain:unix) [20/5137] ACTION //llvm/tools/llvm-objcopy:ObjcopyOpts(//llvm/utils/gn/build/toolchain:unix) [21/5136] ACTION //clang/tools/clang-linker-wrapper:LinkerWrapperOpts(//llvm/utils/gn/build/toolchain:unix) [22/5136] ACTION //llvm/tools/llvm-ml:Opts(//llvm/utils/gn/build/toolchain:unix) [23/5136] ACTION //llvm/lib/ExecutionEngine/JITLink:COFFOptions(//llvm/utils/gn/build/toolchain:unix) [24/5133] LINK ./bin/merge-fdata [25/5133] ACTION //llvm/tools/llvm-tli-checker:Opts(//llvm/utils/gn/build/toolchain:unix) [26/5133] ACTION //llvm/tools/llvm-mt:Opts(//llvm/utils/gn/build/toolchain:unix) [27/5132] ACTION //lld/MinGW:Options(//llvm/utils/gn/build/toolchain:unix) [28/5132] ACTION //lld/COFF:Options(//llvm/utils/gn/build/toolchain:unix) [29/5132] ACTION //llvm/include/llvm/Analysis:TargetLibraryInfo(//llvm/utils/gn/build/toolchain:unix) [30/5114] ACTION //clang/tools/clang-sycl-linker:SYCLLinkOpts(//llvm/utils/gn/build/toolchain:unix) [31/5114] ACTION //lld/wasm:Options(//llvm/utils/gn/build/toolchain:unix) [32/5114] ACTION //lld/MachO:Options(//llvm/utils/gn/build/toolchain:unix) [33/5114] ACTION //lldb/tools/lldb-dap/tool:Options(//llvm/utils/gn/build/toolchain:unix) [34/5114] ACTION //lld/ELF:Options(//llvm/utils/gn/build/toolchain:unix) [35/5114] ACTION //clang/include/clang/Options:Options(//llvm/utils/gn/build/toolchain:unix) [36/5037] ACTION //llvm/lib/Target/AMDGPU:R600GenDFAPacketizer(//llvm/utils/gn/build/toolchain:unix) [37/5037] ACTION //llvm/tools/llvm-exegesis/lib/Mips:MipsGenExegesis(//llvm/utils/gn/build/toolchain:unix) [38/5037] ACTION //llvm/lib/Target/AMDGPU/MCTargetDesc:R600GenInstrInfo(//llvm/utils/gn/build/toolchain:unix) [39/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenO0PreLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix) [40/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenSDNodeInfo(//llvm/utils/gn/build/toolchain:unix) [41/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenCallingConv(//llvm/utils/gn/build/toolchain:unix) [42/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenPostLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix) [43/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenPreLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix) [44/5037] ACTION //llvm/lib/Target/AArch64/MCTargetDesc:AArch64GenMCCodeEmitter(//llvm/utils/gn/build/toolchain:unix) [45/5037] ACTION //llvm/lib/Target/AArch64/MCTargetDesc:AArch64GenAsmWriter1(//llvm/utils/gn/build/toolchain:unix) [46/5037] ACTION //llvm/tools/llvm-exegesis/lib/AArch64:AArch64GenExegesis(//llvm/utils/gn/build/toolchain:unix) [47/5037] ACTION //llvm/lib/Target/AArch64/Disassembler:AArch64GenDisassemblerTables(//llvm/utils/gn/build/toolchain:unix) [48/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenRegisterBank(//llvm/utils/gn/build/toolchain:unix) [49/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenPostLegalizeGILowering(//llvm/utils/gn/build/toolchain:unix) [50/5037] ACTION //llvm/lib/Target/AArch64/Utils:AArch64GenSystemOperands(//llvm/utils/gn/build/toolchain:unix) [51/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenMCPseudoLowering(//llvm/utils/gn/build/toolchain:unix) [52/5037] ACTION //llvm/lib/Target/AArch64/MCTargetDesc:AArch64GenRegisterInfo(//llvm/utils/gn/build/toolchain:unix) [53/5037] ACTION //llvm/lib/Target/AArch64/MCTargetDesc:AArch64GenAsmWriter(//llvm/utils/gn/build/toolchain:unix) [54/5037] ACTION //llvm/lib/Target/AArch64/AsmParser:AArch64GenAsmMatcher(//llvm/utils/gn/build/toolchain:unix) [55/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenFastISel(//llvm/utils/gn/build/toolchain:unix) [56/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenGlobalISel(//llvm/utils/gn/build/toolchain:unix) [57/5037] ACTION //llvm/lib/Target/AArch64:AArch64GenDAGISel(//llvm/utils/gn/build/toolchain:unix) [58/5037] ACTION //llvm/lib/Target/AArch64/MCTargetDesc:AArch64GenSubtargetInfo(//llvm/utils/gn/build/toolchain:unix) [59/5037] ACTION //llvm/lib/Target/AArch64/MCTargetDesc:AArch64GenInstrInfo(//llvm/utils/gn/build/toolchain:unix) [60/5034] ACTION //llvm/lib/Target/AMDGPU:AMDGPUGenMCPseudoLowering(//llvm/utils/gn/build/toolchain:unix) [61/5034] ACTION //llvm/lib/Target/AMDGPU:AMDGPUGenPreLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix) [62/5034] ACTION //llvm/lib/Target/AMDGPU:AMDGPUGenRegBankGICombiner(//llvm/utils/gn/build/toolchain:unix) [63/5034] ACTION //llvm/lib/Target/AMDGPU:AMDGPUGenPostLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix) [64/5034] ACTION //llvm/lib/Target/AMDGPU/Disassembler:AMDGPUGenDisassemblerTables(//llvm/utils/gn/build/toolchain:unix) [65/5034] ACTION //llvm/lib/Target/AMDGPU:AMDGPUGenCallingConv(//llvm/utils/gn/build/toolchain:unix) [66/5034] ACTION //llvm/lib/Target/AMDGPU/MCTargetDesc:AMDGPUGenAsmWriter(//llvm/utils/gn/build/toolchain:unix) [67/5034] ACTION //llvm/lib/Target/AMDGPU:AMDGPUGenDAGISel(//llvm/utils/gn/build/toolchain:unix) [68/5034] ACTION //llvm/lib/Target/AMDGPU/MCTargetDesc:AMDGPUGenInstrInfo(//llvm/utils/gn/build/toolchain:unix) [69/5034] ACTION //llvm/lib/Target/AMDGPU:AMDGPUGenGlobalISel(//llvm/utils/gn/build/toolchain:unix) [70/5034] ACTION //llvm/lib/Target/AMDGPU:AMDGPUGenAsmMatcher(//llvm/utils/gn/build/toolchain:unix) ninja: build stopped: subcommand failed. Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.