error[E0597]: `y` does not live long enough
  --> $DIR/promote_const_let.rs:4:10
   |
LL |         &y //~ 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[E0597]: borrowed value does not live long enough
  --> $DIR/promote_const_let.rs:6:28
   |
LL |       let x: &'static u32 = &{ //~ ERROR does not live long enough
   |  ____________________________^
LL | |         let y = 42;
LL | |         y
LL | |     };
   | |_____^ temporary value does not live long enough
LL |   }
   |   - temporary value only lives until here
   |
   = note: borrowed value must be valid for the static lifetime...

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0597`.