Use `OpaqueTypeKey` in query response Makes it a bit clearer that at least one of the types being returned from a canonical query is an opaque.
For more information about how rustc works, see the rustc dev guide.
Use `OpaqueTypeKey` in query response Makes it a bit clearer that at least one of the types being returned from a canonical query is an opaque.
For more information about how rustc works, see the rustc dev guide.