1 error: at least one trait must be specified
2 --> $DIR/unused_generic_param.rs:6:28
4 LL | type PartiallyDefined<T> = impl 'static;
7 error: at least one trait must be specified
8 --> $DIR/unused_generic_param.rs:13:29
10 LL | type PartiallyDefined2<T> = impl 'static;
13 error: aborting due to 2 previous errors