src/test/ui/regions/regions-close-object-into-object-4.nll.stderr

error[E0310]: the parameter type `U` may not live long enough
  --> $DIR/regions-close-object-into-object-4.rs:10:5
   |
LL |     box B(&*v) as Box<dyn X>
   |     ^^^^^^^^^^
   |
   = help: consider adding an explicit lifetime bound `U: 'static`...

error: lifetime may not live long enough
  --> $DIR/regions-close-object-into-object-4.rs:10:5
   |
LL | fn i<'a, T, U>(v: Box<dyn A<U>+'a>) -> Box<dyn X + 'static> {
   |      -- lifetime `'a` defined here
LL |     box B(&*v) as Box<dyn X>
   |     ^^^^^^^^^^^^^^^^^^^^^^^^ returning this value requires that `'a` must outlive `'static`
   |
   = help: consider replacing `'a` with `'static`

error[E0515]: cannot return value referencing local data `*v`
  --> $DIR/regions-close-object-into-object-4.rs:10:5
   |
LL |     box B(&*v) as Box<dyn X>
   |     ^^^^^^---^^^^^^^^^^^^^^^
   |     |     |
   |     |     `*v` is borrowed here
   |     returns a value referencing data owned by the current function

error[E0310]: the parameter type `U` may not live long enough
  --> $DIR/regions-close-object-into-object-4.rs:10:9
   |
LL |     box B(&*v) as Box<dyn X>
   |         ^^^^^^
   |
   = help: consider adding an explicit lifetime bound `U: 'static`...

error: aborting due to 4 previous errors

Some errors have detailed explanations: E0310, E0515.
For more information about an error, try `rustc --explain E0310`.