INFO:2025-11-14T21:47:16Z:root:pulling...
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   88e9a78ad6b4..0363bd81653f  main       -> origin/main
Switched to branch 'main'
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HEAD is now at 0363bd81653f [AArch64][FEAT_CMPBR] Codegen for Armv9.6-a CBB and CBH (#164899)
INFO:2025-11-14T21:47:19Z:root:syncing...
Deleted branch merge (was 88e9a78ad6b4).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2025-11-14T21:47:20Z:root:building
ninja: Entering directory `out/gn'
[1/4007] 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_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_PSTL_BACKEND_LIBDISPATCH= _LIBCPP_PSTL_BACKEND_SERIAL= _LIBCPP_PSTL_BACKEND_STD_THREAD=1 _LIBCPP_ABI_NAMESPACE=__1 _LIBCPP_HAS_TIME_ZONE_DATABASE=
Traceback (most recent call last):
  File "/Users/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 122, in <module>
    sys.exit(main())
  File "/Users/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 72, in main
    in_line = var_re.sub(repl, in_line)
  File "/Users/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 70, in repl
    return values[key]
KeyError: '_LIBCPP_ASSERTION_SEMANTIC_DEFAULT'
[2/4007] ACTION //llvm/lib/Target/BPF/MCTargetDesc:BPFGenMCCodeEmitter(//llvm/utils/gn/build/toolchain:unix)
[3/4007] ACTION //llvm/lib/Target/BPF:BPFGenSDNodeInfo(//llvm/utils/gn/build/toolchain:unix)
[4/4007] ACTION //llvm/lib/Target/BPF/MCTargetDesc:BPFGenRegisterInfo(//llvm/utils/gn/build/toolchain:unix)
[5/4007] ACTION //llvm/lib/Target/BPF/MCTargetDesc:BPFGenAsmWriter(//llvm/utils/gn/build/toolchain:unix)
[6/4007] ACTION //llvm/lib/Target/BPF/AsmParser:BPFGenAsmMatcher(//llvm/utils/gn/build/toolchain:unix)
[7/4007] ACTION //llvm/lib/Target/BPF/Disassembler:BPFGenDisassemblerTables(//llvm/utils/gn/build/toolchain:unix)
[8/4007] ACTION //llvm/lib/Target/BPF/MCTargetDesc:BPFGenInstrInfo(//llvm/utils/gn/build/toolchain:unix)
[9/4007] CXX obj/llvm/lib/Target/ARM/Utils/Utils.ARMBaseInfo.o
FAILED: obj/llvm/lib/Target/ARM/Utils/Utils.ARMBaseInfo.o 
../../chromeclang/bin/clang++ -MMD -MF obj/llvm/lib/Target/ARM/Utils/Utils.ARMBaseInfo.o.d -o obj/llvm/lib/Target/ARM/Utils/Utils.ARMBaseInfo.o -c ../../llvm/lib/Target/ARM/Utils/ARMBaseInfo.cpp  -I../../llvm/lib/Target/ARM -I../../llvm/include -Igen/llvm/include -Igen/llvm/lib/Target/ARM/Utils -Igen/llvm/lib/Target/ARM/MCTargetDesc -arch arm64 -isysroot ../../sysroot/MacOSX.sdk -mmacos-version-min=12 -mmacos-version-min=12 -O3 -fdiagnostics-color -Wall -Wextra -Wno-unused-parameter -Wdelete-non-virtual-dtor -Wstring-conversion -no-canonical-prefixes -Werror=date-time -isysroot ../../sysroot/MacOSX.sdk -Wpoison-system-directories -fPIC -Wcovered-switch-default -std=c++17 -fvisibility-inlines-hidden -fno-exceptions -fno-rtti
In file included from ../../llvm/lib/Target/ARM/Utils/ARMBaseInfo.cpp:12:
In file included from ../../llvm/lib/Target/ARM/Utils/ARMBaseInfo.h:22:
In file included from ../../llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h:135:
gen/llvm/lib/Target/ARM/MCTargetDesc/ARMGenRegisterInfo.inc:3:10: fatal error: 'gen/llvm/lib/Target/ARM/MCTargetDesc/ARMGenRegisterInfoEnums.inc' file not found
#include "gen/llvm/lib/Target/ARM/MCTargetDesc/ARMGenRegisterInfoEnums.inc"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[10/4007] ACTION //llvm/include/llvm/TargetParser:AArch64TargetParserDef(//llvm/utils/gn/build/toolchain:unix)
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.