error[E0597]: borrowed value does not live long enough
  --> $DIR/promotion.rs:11:27
   |
LL |     let x: &'static () = &foo1();
   |                           ^^^^^^ 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[E0597]: borrowed value does not live long enough
  --> $DIR/promotion.rs:12:28
   |
LL |     let y: &'static i32 = &foo2(42);
   |                            ^^^^^^^^ 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[E0597]: borrowed value does not live long enough
  --> $DIR/promotion.rs:13:28
   |
LL |     let z: &'static i32 = &foo3();
   |                            ^^^^^^ 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[E0597]: borrowed value does not live long enough
  --> $DIR/promotion.rs:14:34
   |
LL |     let a: &'static Cell<i32> = &foo4();
   |                                  ^^^^^^ 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[E0597]: borrowed value does not live long enough
  --> $DIR/promotion.rs:15:42
   |
LL |     let a: &'static Option<Cell<i32>> = &foo5();
   |                                          ^^^^^^ temporary value does not live long enough
LL |     let a: &'static Option<Cell<i32>> = &foo6();
LL | }
   | - temporary 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/promotion.rs:16:42
   |
LL |     let a: &'static Option<Cell<i32>> = &foo6();
   |                                          ^^^^^^ 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 6 previous errors

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