| error[E0038]: the trait `Foo` cannot be made into an object |
| --> $DIR/issue-38604.rs:24:13 |
| | |
| LL | let _f: Box<Foo> = //~ ERROR `Foo` cannot be made into an object |
| | ^^^^^^^^ the trait `Foo` cannot be made into an object |
| | |
| = note: the trait cannot use `Self` as a type parameter in the supertraits or where-clauses |
| |
| error[E0038]: the trait `Foo` cannot be made into an object |
| --> $DIR/issue-38604.rs:25:9 |
| | |
| LL | Box::new(()); //~ ERROR `Foo` cannot be made into an object |
| | ^^^^^^^^^^^^ the trait `Foo` cannot be made into an object |
| | |
| = note: the trait cannot use `Self` as a type parameter in the supertraits or where-clauses |
| = note: required because of the requirements on the impl of `std::ops::CoerceUnsized<std::boxed::Box<dyn Foo>>` for `std::boxed::Box<()>` |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0038`. |
