{"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"//"}]}
        // - `inner_attr_parser_replacements` is empty.
        // - `start_pos..end_pos` is `0..34` (`mod m`, excluding the `#[cfg_eval]` attribute).
        // - `parser_replacements_start..parser_replacements_end` has one entry.