1error[E0277]: can't compare `Foo` with `Foo`
2  --> $DIR/issue-87429-associated-type-default.rs:14:5
3   |
4LL |     type Member<'a>: for<'b> PartialEq<Self::Member<'b>> = Foo;
5   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `Foo == Foo`
6   |
7   = help: the trait `PartialEq` is not implemented for `Foo`
8note: required by a bound in `Family2::Member`
9  --> $DIR/issue-87429-associated-type-default.rs:14:22
10   |
11LL |     type Member<'a>: for<'b> PartialEq<Self::Member<'b>> = Foo;
12   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Family2::Member`
13
14error: aborting due to previous error
15
16For more information about this error, try `rustc --explain E0277`.
17