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"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/docs/ReleaseNotes.rst",
    "//clang/lib/Sema/SemaInit.cpp",
    "//clang/test/SemaTemplate/deduction-guide.cpp",
    "//flang/lib/Optimizer/CodeGen/CodeGen.cpp",
    "//flang/test/Fir/CUDA/cuda-code-gen.mlir",
    "//lldb/tools/lldb-dap/DAP.cpp",
    "//utils/bazel/llvm-project-overlay/mlir/BUILD.bazel"
  ],
  "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": []
}