INFO:2026-01-15T20:32:10Z:root:pulling... From github.com:llvm/llvm-project * branch main -> FETCH_HEAD 15b9109bc7bb..edd857aad848 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 edd857aad848 [Offload] Remove unnecessary `maybe_unused` attribute (#175855) INFO:2026-01-15T20:32:13Z:root:syncing... Deleted branch merge (was 15b9109bc7bb). Switched to a new branch 'merge' branch 'merge' set up to track 'origin/main'. INFO:2026-01-15T20:32:14Z:root:building ninja: Entering directory `out/gn' [1/4824] 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' [2/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContext_x86.o [3/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextWindows_x86_64.o [4/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextWindows_i386.o [5/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterInfoPOSIX_riscv32.o [6/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterInfoPOSIX_arm.o [7/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.AuxVector.o [8/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterInfoPOSIX_loongarch64.o [9/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterInfoPOSIX_ppc64le.o [10/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.FreeBSDSignals.o [11/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextLinux_s390x.o [12/4824] CXX obj/lldb/source/Plugins/Process/Linux/Linux.Procfs.o [13/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextFreeBSD_powerpc.o [14/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterFlagsDetector_arm64.o [15/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterInfoPOSIX_riscv64.o [16/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextFreeBSD_mips64.o [17/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterInfoPOSIX_arm64.o [18/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextDarwin_x86_64.o [19/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextDarwin_riscv32.o [20/4824] CXX obj/lldb/source/Plugins/Process/minidump/minidump.RegisterContextMinidump_ARM64.o [21/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextNetBSD_i386.o [22/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextLinux_i386.o [23/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextOpenBSD_x86_64.o [24/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextOpenBSD_i386.o [25/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextFreeBSD_i386.o [26/4824] CXX obj/lldb/source/Plugins/Process/Linux/Linux.Perf.o [27/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextLinux_x86_64.o [28/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextFreeBSD_x86_64.o [29/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextNetBSD_x86_64.o [30/4824] CXX obj/lldb/source/Plugins/Process/gdb-remote/gdb-remote.GDBRemoteCommunicationServer.o [31/4824] CXX obj/lldb/source/Plugins/Process/Linux/Linux.NativeRegisterContextLinux_x86_64.o [32/4824] CXX obj/lldb/source/Plugins/Process/elf-core/elf-core.RegisterContextPOSIXCore_riscv64.o [33/4824] CXX obj/lldb/source/Plugins/Process/elf-core/elf-core.RegisterContextLinuxCore_x86_64.o [34/4824] CXX obj/lldb/source/Plugins/Process/Linux/Linux.SingleStepCheck.o [35/4824] CXX obj/lldb/source/Plugins/Process/elf-core/elf-core.RegisterContextPOSIXCore_ppc64le.o [36/4824] CXX obj/lldb/source/Plugins/Process/elf-core/elf-core.RegisterContextPOSIXCore_s390x.o [37/4824] CXX obj/lldb/source/Plugins/Process/elf-core/elf-core.RegisterContextPOSIXCore_powerpc.o [38/4824] CXX obj/lldb/source/Plugins/Process/elf-core/elf-core.RegisterContextPOSIXCore_riscv32.o [39/4824] CXX obj/lldb/source/Plugins/Process/elf-core/elf-core.RegisterContextPOSIXCore_mips64.o [40/4824] CXX obj/lldb/source/Plugins/Process/gdb-remote/gdb-remote.GDBRemoteRegisterFallback.o [41/4824] CXX obj/lldb/source/Plugins/Process/Linux/Linux.NativeThreadLinux.o [42/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_riscv32.o [43/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_mips64.o [44/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_s390x.o [45/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextMemory.o [46/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_riscv64.o [47/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_loongarch64.o [48/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextDarwin_arm64.o [49/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_powerpc.o [50/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_arm64.o [51/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.HistoryUnwind.o [52/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_x86.o [53/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_arm.o [54/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextThreadMemory.o [55/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextPOSIX_ppc64le.o [56/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextHistory.o [57/4824] CXX obj/lldb/source/Plugins/Process/Utility/Utility.RegisterContextDummy.o [58/4824] CXX obj/lldb/source/Plugins/Process/mach-core/mach-core.ThreadMachCore.o [59/4824] CXX obj/lldb/source/Plugins/Process/mach-core/mach-core.RegisterContextUnifiedCore.o [60/4824] CXX obj/lldb/source/Plugins/Process/gdb-remote/gdb-remote.GDBRemoteRegisterContext.o [61/4824] CXX obj/lldb/source/Plugins/Process/gdb-remote/gdb-remote.GDBRemoteCommunication.o [62/4824] CXX obj/lldb/source/Plugins/Process/gdb-remote/gdb-remote.GDBRemoteCommunicationServerCommon.o [63/4824] CXX obj/lldb/source/Plugins/Process/gdb-remote/gdb-remote.GDBRemoteCommunicationServerPlatform.o [64/4824] CXX obj/lldb/source/Plugins/Process/mach-core/mach-core.ProcessMachCore.o [65/4824] CXX obj/lldb/source/Plugins/Process/gdb-remote/gdb-remote.GDBRemoteCommunicationServerLLGS.o [66/4824] CXX obj/lldb/source/Plugins/Process/gdb-remote/gdb-remote.ProcessGDBRemote.o ninja: build stopped: subcommand failed. Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.