{"ast_node_type":"other","tokens":[{"end":87,"kind":"keyword","start":0,"text":"CastKind::PointerCoercion(PointerCoercion::UnsafeFnPointer,"}]}
                    CastKind::PointerCoercion(PointerCoercion::UnsafeFnPointer, _) => {
                    }
                        // FIXME: check safety and signature compatibility.