| warning: to use a constant of type `CustomEq` in a pattern, the constant's initializer must be trivial or `CustomEq` must be annotated with `#[derive(PartialEq)]` |
| --> $DIR/custom-eq-branch-warn.rs:29:9 |
| | |
| LL | BAR_BAZ => panic!(), |
| | ^^^^^^^ |
| | |
| = 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 #73448 <https://github.com/rust-lang/rust/issues/73448> |
| = note: the traits must be derived, manual `impl`s are not sufficient |
| = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details |
| = note: `#[warn(nontrivial_structural_match)]` on by default |
| |
| warning: 1 warning emitted |
| |
