rust/tests/ui/rfcs/rfc-1445-restrict-constants.../match-requires-both-partial...

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error: to use a constant of type `Foo` in a pattern, `Foo` must be annotated with `#[derive(PartialEq)]`
--> $DIR/match-requires-both-partialeq-and-eq.rs:17:9
|
LL | FOO => { }
| ^^^
|
= 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