error[E0308]: mismatched types
  --> $DIR/issue-24322.rs:8:29
   |
LL |     let x: &fn(&B) -> u32 = &B::func;
   |                             ^^^^^^^^ expected fn pointer, found fn item
   |
   = note: expected type `&for<'r> fn(&'r B) -> u32`
              found type `&for<'r> fn(&'r B) -> u32 {B::func}`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0308`.