gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libc/utils/hdrgen/enumeration.py",
    "//libc/utils/hdrgen/function.py",
    "//libc/utils/hdrgen/header.py",
    "//libc/utils/hdrgen/macro.py",
    "//libc/utils/hdrgen/main.py",
    "//libc/utils/hdrgen/object.py",
    "//libc/utils/hdrgen/tests/input/merge1.yaml",
    "//libc/utils/hdrgen/tests/input/merge2.yaml",
    "//libc/utils/hdrgen/tests/input/test_small.yaml",
    "//libc/utils/hdrgen/type.py",
    "//libc/utils/hdrgen/yaml_to_classes.py"
  ],
  "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": []
}