error: to use a constant of type `Foo` in a pattern, `Foo` must be annotated with `#[derive(PartialEq)]` | |
--> $DIR/no-eq-branch-fail.rs:21:9 | |
| | |
LL | BAR_BAZ => panic!(), | |
| ^^^^^^^ | |
| | |
= 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 | |
error: aborting due to 1 previous error | |