{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"(PtrToPtr,"}]}
                    (PtrToPtr, Transmute) if self.pointers_have_same_metadata(inner_from, from) => {
                    // to skip things like `*const [i32] -> *const i32 -> NonNull<T>`.
                        Some(Transmute)