warning: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq, Eq)]`
  --> $DIR/cant-hide-behind-doubly-indirect-param.rs:24:9
   |
LL |         WRAP_DOUBLY_INDIRECT_PARAM => { panic!("WRAP_DOUBLY_INDIRECT_PARAM matched itself"); }
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
note: the lint level is defined here
  --> $DIR/cant-hide-behind-doubly-indirect-param.rs:7:9
   |
LL | #![warn(indirect_structural_match)]
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #62411 <https://github.com/rust-lang/rust/issues/62411>

warning: 1 warning emitted