(RLinkage::External, Visibility::Default) => Linkage::Export,
(RLinkage::Internal, Visibility::Default) => Linkage::Local,
(RLinkage::External, Visibility::Hidden) => Linkage::Hidden,
+ (RLinkage::WeakAny, Visibility::Default) => Linkage::Preemptible,
_ => panic!("{:?} = {:?} {:?}", mono_item, linkage, visibility),
}
}