{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"(Name::new_symbol_root(sym::i128),"}]}
            (Name::new_symbol_root(sym::i128),  BuiltinType::Int(BuiltinInt::I128)),
            (Name::new_symbol_root(sym::i64),   BuiltinType::Int(BuiltinInt::I64)),