{"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"Some(CValue::by_ref(Pointer::new(block_params[0]),"}]}
            Some(CValue::by_ref(Pointer::new(block_params[0]), arg_abi.layout))
            assert_eq!(block_params.len(), 1, "{:?}", block_params);
        }