1 // run-pass
2 
3 #![allow(non_camel_case_types)]
4 #![allow(dead_code)]
5 
6 // pretty-expanded FIXME #23616
7 
8 enum colour { red, green, blue, }
9 
10 enum tree { children(Box<list>), leaf(colour), }
11 
12 enum list { cons(Box<tree>, Box<list>), nil, }
13 
14 enum small_list { kons(isize, Box<small_list>), neel, }
15 
main()16 pub fn main() { }
17