| error[E0379]: trait fns cannot be declared const | |
| --> $DIR/issue-54954.rs:7:5 | |
| | | |
| LL | const fn const_val<T: Sized>() -> usize { | |
| | ^^^^^ trait fns cannot be const | |
| error[E0019]: constant contains unimplemented expression type | |
| --> $DIR/issue-54954.rs:3:24 | |
| | | |
| LL | const ARR_LEN: usize = Tt::const_val::<[i8; 123]>(); | |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | |
| error: aborting due to 2 previous errors | |
| Some errors have detailed explanations: E0019, E0379. | |
| For more information about an error, try `rustc --explain E0019`. |