{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"BuiltinInt::Isize"}]}
                BuiltinInt::Isize => Name::new_symbol_root(sym::isize),
            BuiltinType::Int(it) => match it {
                BuiltinInt::I8 => Name::new_symbol_root(sym::i8),