error[E0128]: type parameters with a default cannot use forward declared identifiers | |
--> $DIR/issue-26812.rs:3:10 | |
| | |
LL | fn avg<T=T::Item>(_: T) {} | |
| ^^^^^^^ defaulted type parameters cannot be forward declared | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0128`. |