rust/src/test/run-pass/mutual-recursion-group.rs

// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.


use std::gc::Gc;

enum colour { red, green, blue, }

enum tree { children(Gc<list>), leaf(colour), }

enum list { cons(Gc<tree>, Gc<list>), nil, }

enum small_list { kons(int, Gc<small_list>), neel, }

pub fn main() { }