| error[E0277]: the trait bound `for<'b> fn(&'b ()): Foo` is not satisfied |
| --> $DIR/higher-ranked-fn-type.rs:20:5 |
| | |
| LL | called() |
| | ^^^^^^^^ the trait `for<'b> Foo` is not implemented for `fn(&'b ())` |
| | |
| help: this trait has no implementations, consider adding one |
| --> $DIR/higher-ranked-fn-type.rs:6:1 |
| | |
| LL | trait Foo { |
| | ^^^^^^^^^ |
| note: required by a bound in `called` |
| --> $DIR/higher-ranked-fn-type.rs:12:25 |
| | |
| LL | fn called() |
| | ------ required by a bound in this function |
| LL | where |
| LL | for<'b> fn(&'b ()): Foo, |
| | ^^^ required by this bound in `called` |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0277`. |
