ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/4923] ACTION //clang/lib/Headers:arm_fp16(//llvm/utils/gn/build/toolchain:unix)
[2/4922] ACTION //clang/lib/Headers:arm_bf16(//llvm/utils/gn/build/toolchain:unix)
[3/4921] ACTION //clang/lib/AST:Opcodes(//llvm/utils/gn/build/toolchain:unix)
[4/4921] ACTION //clang/lib/Headers:arm_sme(//llvm/utils/gn/build/toolchain:unix)
[5/4920] ACTION //clang/lib/Headers:arm_cde(//llvm/utils/gn/build/toolchain:unix)
[6/4919] ACTION //clang/lib/AST:AttrDocTable(//llvm/utils/gn/build/toolchain:unix)
[7/4919] ACTION //clang/lib/Headers:arm_mve(//llvm/utils/gn/build/toolchain:unix)
[8/4918] ACTION //clang/lib/Headers:arm_vector_types(//llvm/utils/gn/build/toolchain:unix)
[9/4917] ACTION //clang/lib/Sema:OpenCLBuiltins(//llvm/utils/gn/build/toolchain:unix)
[10/4917] ACTION //clang/lib/Headers:arm_sve(//llvm/utils/gn/build/toolchain:unix)
[11/4916] ACTION //lldb/source/Plugins/Language/CPlusPlus:LanguageCPlusPlusProperties(//llvm/utils/gn/build/toolchain:unix)
[12/4916] ACTION //lldb/source/Plugins/Language/CPlusPlus:LanguageCPlusPlusPropertiesEnum(//llvm/utils/gn/build/toolchain:unix)
[13/4915] ACTION //lldb/source/Plugins/JITLoader/GDB:JITLoaderGDBPropertiesEnum(//llvm/utils/gn/build/toolchain:unix)
[14/4913] ACTION //clang/lib/Headers:riscv_vector(//llvm/utils/gn/build/toolchain:unix)
[15/4912] ACTION //lldb/source/Commands:CommandOptions(//llvm/utils/gn/build/toolchain:unix)
[16/4886] ACTION //lldb/source/Core:CoreProperties(//llvm/utils/gn/build/toolchain:unix)
[17/4886] ACTION //lldb/source/Target:TargetPropertiesEnum(//llvm/utils/gn/build/toolchain:unix)
[18/4886] ACTION //lldb/source/Core:CorePropertiesEnum(//llvm/utils/gn/build/toolchain:unix)
[19/4885] ACTION //lldb/source/Target:TargetProperties(//llvm/utils/gn/build/toolchain:unix)
[20/4879] ACTION //lldb/source/Plugins/Process/gdb-remote:ProcessGDBRemotePropertiesEnum(//llvm/utils/gn/build/toolchain:unix)
[21/4879] ACTION //lldb/source/Plugins/Process/gdb-remote:ProcessGDBRemoteProperties(//llvm/utils/gn/build/toolchain:unix)
[22/4877] ACTION //lldb/source/Plugins/SymbolFile/DWARF:SymbolFileDWARFProperties(//llvm/utils/gn/build/toolchain:unix)
[23/4877] ACTION //lldb/source/Plugins/SymbolFile/DWARF:SymbolFileDWARFPropertiesEnum(//llvm/utils/gn/build/toolchain:unix)
[24/4877] ACTION //lldb/source/Plugins/ObjectFile/PECOFF:ObjectFilePECOFFProperties(//llvm/utils/gn/build/toolchain:unix)
[25/4877] ACTION //lldb/source/Plugins/ObjectFile/PECOFF:ObjectFilePECOFFPropertiesEnum(//llvm/utils/gn/build/toolchain:unix)
[26/4875] ACTION //lldb/source/Plugins/Platform/MacOSX:PlatformMacOSXPropertiesEnum(//llvm/utils/gn/build/toolchain:unix)
[27/4875] ACTION //llvm/test:lit_site_cfg(//llvm/utils/gn/build/toolchain:unix)
FAILED: gen/llvm/test/lit.site.cfg.py 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o gen/llvm/test/lit.site.cfg.py ../../llvm/test/lit.site.cfg.py.in LIT_SITE_CFG_IN_HEADER=\#\#\ Autogenerated\ from\ //llvm/test/lit.site.cfg.py.in,\ do\ not\ edit\\n\\n\#\ Takes\ a\ path\ that\'s\ relative\ to\ __file__\ and\ makes\ it\ absolute.\\ndef\ path\(p\):\\n\ \ \ \ return\ os.path.abspath\(os.path.join\(__file__,\ \'..\',\ p\)\)\ if\ p\ else\ \'\' LLVM_BINARY_DIR=../../../obj/llvm LLVM_SOURCE_DIR=../../../../../llvm LLVM_TOOLS_DIR=../../../bin SHLIBDIR=../../../lib BUILD_SHARED_LIBS=0 HOST_CC=cc HOST_CXX=c++ HOST_LDFLAGS= ENABLE_BACKTRACES=1 LLVM_APPEND_VC_REV=0 LLVM_ENABLE_FFI=0 LLVM_ENABLE_HTTPLIB=0 LLVM_FORCE_VC_REVISION= LLVM_HAS_LOGF128=0 LLVM_HAVE_OPT_VIEWER_MODULES=0 LLVM_HOST_TRIPLE=arm64-apple-darwin LLVM_INCLUDE_DXIL_TESTS=0 LLVM_INCLUDE_SPIRV_TOOLS_TESTS=0 LLVM_LIBS_DIR=../../../lib LLVM_LINK_LLVM_DYLIB=0 LLVM_LIT_TOOLS_DIR= LLVM_NATIVE_ARCH=AArch64 LLVM_TOOL_LLVM_DRIVER_BUILD=0 LLVM_USE_INTEL_JITEVENTS=0 LLVM_USE_SANITIZER= LLVM_VERSION_MAJOR=21 LLVM_VERSION_MINOR=0 LLVM_VERSION_SUFFIX=git Python3_EXECUTABLE=python3 TARGETS_TO_BUILD=AArch64\ AMDGPU\ ARM\ AVR\ BPF\ Hexagon\ Lanai\ LoongArch\ Mips\ NVPTX\ PowerPC\ RISCV\ Sparc\ SystemZ\ WebAssembly\ X86 LLVM_TARGET_TRIPLE=arm64-apple-darwin LLVM_LIBCXX_USED=0 LLVM_BINDINGS= LLVM_BYE_LINK_INTO_TOOLS=0 LLVM_EXAMPLEIRTRANSFORMS_LINK_INTO_TOOLS=0 HAVE_OCAMLOPT=0 OCAMLFIND=OCAMLFIND-NOTFOUND OCAMLFLAGS= LLVM_BUILD_EXAMPLES=0 LLVM_HAVE_TF_AOT=0 LLVM_HAVE_TFLITE=0 LLVM_INLINER_MODEL_AUTOGENERATED=0 LLVM_RAEVICT_MODEL_AUTOGENERATED=0 PTXAS_EXECUTABLE= HOST_ARCH=arm64 EXEEXT= LLVM_ENABLE_PLUGINS=1 LLVM_LIT_ERRC_MESSAGES= LLVM_PLUGIN_EXT=.dylib SHLIBEXT=.dylib HOST_OS=Darwin GOLD_EXECUTABLE= CMAKE_OSX_SYSROOT=../../../../../sysroot/MacOSX.sdk LD64_EXECUTABLE=ld ENABLE_ASSERTIONS=1 LLVM_ENABLE_DIA_SDK=0 LLVM_ENABLE_LIBXML2=1 LLVM_ENABLE_EXPENSIVE_CHECKS=0 LLVM_ENABLE_THREADS=1 LLVM_ENABLE_ZLIB=1 LLVM_ENABLE_ZSTD=0 LLVM_ENABLE_CURL=0 LLVM_ENABLE_REVERSE_ITERATION=0
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: 'LLVM_EXPERIMENTAL_KEY_INSTRUCTIONS'
[28/4875] ACTION //lldb/source/Plugins/Platform/MacOSX:PlatformMacOSXProperties(//llvm/utils/gn/build/toolchain:unix)
[29/4874] ACTION //clang/lib/Headers:arm_neon(//llvm/utils/gn/build/toolchain:unix)
[30/4873] LINK obj/llvm/unittests/Support/DynamicLibrary/DynamicLibraryTests
[31/4873] LINK obj/llvm/unittests/Testing/ADT/TestingADTTests
[32/4873] LINK obj/llvm/unittests/Testing/Support/TestingSupportTests
[33/4873] LINK obj/llvm/unittests/FileCheck/FileCheckTests
[34/4873] LINK obj/llvm/unittests/LineEditor/LineEditorTests
[35/4873] LINK obj/llvm/unittests/Bitstream/BitstreamTests
[36/4873] LINK obj/llvm/unittests/DebugInfo/CodeView/DebugInfoCodeViewTests
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.