1comptime {
 2    const tile = Tile.Empty;
 3    switch (tile.*) {
 4        Tile.Empty => {},
 5        Tile.Filled => {},
 6    }
 7}
 8const Tile = enum {
 9    Empty,
10    Filled,
11};
12
13// error
14//
15// :3:17: error: cannot dereference non-pointer type 'tmp.Tile'
16// :8:14: note: enum declared here