{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"//!"}]}
//! * `e` has type `*T`, `U` is `*U_0`, and either `U_0: Sized` or
//! * `e` has type `T` and `T` coerces to `U`; *coercion-cast*
//!    pointer_kind(`T`) = pointer_kind(`U_0`); *ptr-ptr-cast*