gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang"
  ]
}
gn analyze input:
{
  "files": [
    "//libcxx/docs/DesignDocs/VisibilityMacros.rst",
    "//libcxx/include/__charconv/from_chars_result.h",
    "//libcxx/include/__charconv/to_chars_result.h",
    "//libcxx/include/__filesystem/file_status.h",
    "//libcxx/include/__filesystem/path.h",
    "//libcxx/include/__filesystem/space_info.h",
    "//libcxx/include/__format/formatter_output.h",
    "//libcxx/include/__memory_resource/pool_options.h",
    "//libcxx/include/__mutex/tag_types.h",
    "//libcxx/include/__new/nothrow_t.h",
    "//libcxx/include/__system_error/error_category.h",
    "//libcxx/include/__thread/id.h",
    "//libcxx/include/__tuple/sfinae_helpers.h",
    "//libcxx/include/__utility/in_place.h"
  ],
  "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": []
}
running all tests due to change to blacklisted file