{"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"//"}]}
    // contain the number of potential regressions esp. in MBE code.
    // `Not`, `Tilde` & `Const` are deliberately not part of this list to
    // `Const` would regress `rfc-2632-const-trait-impl/mbe-dyn-const-2015.rs`.