error[E0091]: type parameter `T` is unused | |
--> $DIR/issue-17994.rs:12:10 | |
| | |
LL | type Huh<T> where T: Tr = isize; //~ ERROR type parameter `T` is unused | |
| ^ unused type parameter | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0091`. |