src/test/ui/issues/issue-13665.rs

   1 // run-pass
   2 // pretty-expanded FIXME #23616
   3
   4 fn foo<'r>() {
   5   let maybe_value_ref: Option<&'r u8> = None;
   6
   7   let _ = maybe_value_ref.map(|& ref v| v);
   8   let _ = maybe_value_ref.map(|& ref v| -> &'r u8 {v});
   9   let _ = maybe_value_ref.map(|& ref v: &'r u8| -> &'r u8 {v});
  10   let _ = maybe_value_ref.map(|& ref v: &'r u8| {v});
  11 }
  12
  13 fn main() {
  14   foo();
  15 }