gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//.github/workflows/docs.yml",
    "//clang/utils/analyzer/entrypoint.py",
    "//flang-rt/README.md",
    "//flang/tools/f18/CMakeLists.txt",
    "//llvm/CMakeLists.txt",
    "//llvm/runtimes/CMakeLists.txt",
    "//openmp/docs/ReleaseNotes.rst",
    "//openmp/docs/SupportAndFAQ.rst"
  ],
  "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": []
}