gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//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": [
    "//flang/lib/Optimizer/Builder/FIRBuilder.cpp",
    "//flang/lib/Optimizer/Transforms/CUDA/CUFPredefinedVarToGPU.cpp",
    "//flang/test/Fir/CUDA/predefined-variables.mlir",
    "//flang/test/Fir/copy-codegen.fir",
    "//flang/test/HLFIR/assign-codegen-derived.fir",
    "//flang/test/Lower/CUDA/cuda-devptr.cuf",
    "//flang/test/Lower/Intrinsics/transfer.f90",
    "//flang/test/Lower/OpenACC/acc-firstprivate-derived-user-assign.f90",
    "//flang/test/Lower/OpenACC/acc-firstprivate-derived.f90",
    "//llvm/lib/Target/AMDGPU/SIInstrInfo.cpp",
    "//llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp",
    "//llvm/lib/Target/SPIRV/SPIRVLegalizeResourceBinding.cpp",
    "//llvm/test/CodeGen/AMDGPU/fold-immediate-operand-shrink-dead-carry.mir",
    "//llvm/test/CodeGen/AMDGPU/shrink-dead-vcc-def.mir"
  ],
  "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": []
}