error: calling `mem::discriminant` on non-enum type `&str`
  --> $DIR/mem_discriminant_unfixable.rs:14:5
   |
LL |     mem::discriminant(&"hello");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
note: lint level defined here
  --> $DIR/mem_discriminant_unfixable.rs:1:9
   |
LL | #![deny(clippy::mem_discriminant_non_enum)]
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: calling `mem::discriminant` on non-enum type `A`
  --> $DIR/mem_discriminant_unfixable.rs:15:5
   |
LL |     mem::discriminant(&A(Foo::One(0)));
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: aborting due to 2 previous errors