error[E0597]: `a` does not live long enough --> $DIR/regions-addr-of-arg.rs:5:30 | LL | fn foo(a: isize) { | - binding `a` declared here LL | let _p: &'static isize = &a; | -------------- ^^ borrowed value does not live long enough | | | type annotation requires that `a` is borrowed for `'static` LL | } | - `a` dropped here while still borrowed error[E0515]: cannot return reference to function parameter `a` --> $DIR/regions-addr-of-arg.rs:13:5 | LL | &a | ^^ returns a reference to data owned by the current function error: aborting due to 2 previous errors Some errors have detailed explanations: E0515, E0597. For more information about an error, try `rustc --explain E0515`.