{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"assert_eq!(tag_layout.backend_repr.is_signed(),"}]}
        assert_eq!(tag_layout.backend_repr.is_signed(), tag_val.layout.backend_repr.is_signed());
        assert_eq!(tag_layout.size, tag_val.layout.size);
        trace!("tag value: {}", tag_val);