gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp",
    "//llvm/lib/LTO/LTO.cpp",
    "//llvm/lib/Target/AArch64/AArch64ISelLowering.cpp",
    "//llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp",
    "//llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp",
    "//llvm/lib/Target/AMDGPU/SIISelLowering.cpp",
    "//llvm/lib/Target/ARM/ARMISelLowering.cpp",
    "//llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp",
    "//llvm/lib/Target/AVR/AVRISelDAGToDAG.cpp",
    "//llvm/lib/Target/BPF/BPFMIChecking.cpp",
    "//llvm/lib/Target/Hexagon/HexagonVExtract.cpp",
    "//llvm/lib/Target/LoongArch/LoongArchISelLowering.cpp",
    "//llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp",
    "//llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp",
    "//llvm/lib/Target/Sparc/SparcISelLowering.cpp",
    "//llvm/lib/Target/VE/VEISelDAGToDAG.cpp",
    "//llvm/lib/Target/X86/X86ISelDAGToDAG.cpp",
    "//llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}