1 error[E0046]: not all trait items implemented, missing: `eq`
2 --> $DIR/missing-derivable-attr.rs:13:1
4 LL | fn eq(&self, other: &Self) -> bool;
5 | ----------------------------------- `eq` from trait
7 LL | impl MyEq for A {} //~ ERROR not all trait items implemented, missing: `eq`
8 | ^^^^^^^^^^^^^^^ missing `eq` in implementation
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0046`.