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",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//clang-tools-extra/docs/ReleaseNotes.rst",
    "//flang/lib/Optimizer/CodeGen/CodeGen.cpp",
    "//flang/test/Fir/CUDA/cuda-code-gen.mlir",
    "//llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp",
    "//llvm/test/Transforms/SLPVectorizer/X86/reorder-reused-subvector.ll"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}