warning: unnecessary lifetime parameter `'a` --> $DIR/static-lifetime-bound.rs:11:6 | LL | fn f<'a: 'static>(_: &'a i32) {} //~WARN unnecessary lifetime parameter `'a` | ^^^^^^^^^^^ | = help: you can use the `'static` lifetime directly, in place of `'a` error[E0597]: `x` does not live long enough --> $DIR/static-lifetime-bound.rs:15:8 | LL | f(&x); //~ERROR does not live long enough | ^ borrowed value does not live long enough LL | } | - borrowed value only lives until here | = note: borrowed value must be valid for the static lifetime... error: aborting due to previous error For more information about this error, try `rustc --explain E0597`.