ninja: Entering directory `out/gn'
[1/840] ACTION //clang-tools-extra/clang-tidy:clang-tidy-config(//llvm/utils/gn/build/toolchain:unix)
FAILED: gen/clang-tools-extra/clang-tidy/clang-tidy-config.h 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o gen/clang-tools-extra/clang-tidy/clang-tidy-config.h ../../clang-tools-extra/clang-tidy/clang-tidy-config.h.cmake CLANG_TIDY_ENABLE_STATIC_ANALYZER=1
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 75, in main
    if values[var] == "0":
KeyError: 'CLANG_TIDY_ENABLE_QUERY_BASED_CUSTOM_CHECKS'
[2/840] AR lib/liblldbPluginTypeSystemClang.a
[3/840] AR lib/libclangInterpreter.a
[4/840] AR lib/libLLVMRISCVCodeGen.a
[5/840] LINK obj/llvm/unittests/Target/AArch64/AArch64Tests
[6/840] LINK obj/llvm/unittests/tools/llvm-exegesis/AArch64/LLVMExegesisAArch64Tests
[7/840] LINK ./bin/lli
[8/840] LINK obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests
[9/840] LINK obj/llvm/unittests/ExecutionEngine/MCJIT/MCJITTests
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.