error[E0581]: return type references lifetime `'a`, which is not constrained by the fn input types | |
--> $DIR/bound-lifetime-in-return-only.rs:39:24 | |
| | |
LL | x: for<'a> fn() -> &'a i32 | |
| ^^^^^^^ | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0581`. |