{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"///"}]}
    /// requires loading the `AdtDef`s for all the structs in the universe (e.g., coherence for any
    /// to go through the redirect of checking the ctor's attributes - but compiling a small crate
    /// built-in trait), and we do not want to load attributes twice.