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/CodeGen/CGObjCGNU.cpp",
    "//clang/test/CodeGenObjC/gnustep2-class-exts.m",
    "//llvm/docs/HowToUpdateDebugInfo.rst",
    "//llvm/docs/KeyInstructionsDebugInfo.md",
    "//llvm/docs/UserGuides.rst",
    "//llvm/utils/gn/secondary/llvm/unittests/BinaryFormat/BUILD.gn"
  ],
  "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": []
}