{"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"assert_eq!(align_of_val(&*ty.0.0)"}]}
                assert_eq!(align_of_val(&*ty.0.0) & TAG_MASK, 0);
                // Ensure we can use the tag bits.
                (TYPE_TAG, NonNull::from(ty.0.0).cast())