1 error[E0308]: mismatched types
2 --> $DIR/tag-that-dare-not-speak-its-name.rs:11:20
4 LL | let x : char = last(y);
5 | ---- ^^^^^^^ expected `char`, found enum `Option`
9 = note: expected type `char`
10 found enum `Option<_>`
12 error: aborting due to previous error
14 For more information about this error, try `rustc --explain E0308`.