{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"///"}]}
///    given one, and makes no other changes. A `OpaqueCast` projection on any type other than an
///  - [`OpaqueCast`](ProjectionElem::OpaqueCast): This projection changes the place's type to the
///    opaque type from the current crate is not well-formed.