{"ast_node_type":"other","tokens":[{"end":28,"kind":"keyword","start":0,"text":"ret_place:"}]}
    ret_place: CPlace<'tcx>,
    ret_arg_abi: &ArgAbi<'tcx, Ty<'tcx>>,
    f: impl FnOnce(&mut FunctionCx<'_, '_, 'tcx>, Option<Value>) -> SmallVec<[Value; 2]>,