85   using KeyTy = Key;
106   bool operator==(const KeyTy &key) const { return this->key == key; }
110   const KeyTy &getValue() const { return key; }  in getValue()
113   KeyTy key;
174   explicit AttributePosition(const KeyTy &key);
197   explicit ForEachPosition(const KeyTy &key) : Base(key) { parent = key.first; }  in ForEachPosition()
212   explicit OperandPosition(const KeyTy &key);
227   explicit OperandGroupPosition(const KeyTy &key);
230   static llvm::hash_code hashKey(const KeyTy &key) {  in hashKey()
251   explicit OperationPosition(const KeyTy &key) : Base(key) {  in OperationPosition()
256   static llvm::hash_code hashKey(const KeyTy &key) {  in hashKey()
288   explicit ResultPosition(const KeyTy &key) : Base(key) { parent = key.first; }  in ResultPosition()
303   explicit ResultGroupPosition(const KeyTy &key) : Base(key) {  in ResultGroupPosition()
308   static llvm::hash_code hashKey(const KeyTy &key) {  in hashKey()
328   explicit TypePosition(const KeyTy &key) : Base(key) {  in TypePosition()
356   explicit UsersPosition(const KeyTy &key) : Base(key) { parent = key.first; }  in UsersPosition()
359   static llvm::hash_code hashKey(const KeyTy &key) {  in hashKey()
461                                        KeyTy key) {  in construct()
462     return Base::construct(alloc, KeyTy{alloc.copyInto(std::get<0>(key)),  in construct()