73   Use *UseList;  variable
291     return UseList == nullptr;  in use_empty()
296   use_iterator materialized_use_begin() { return use_iterator(UseList); }  in materialized_use_begin()
298     return const_use_iterator(UseList);  in materialized_use_begin()
327     return UseList == nullptr;  in user_empty()
332   user_iterator materialized_user_begin() { return user_iterator(UseList); }  in materialized_user_begin()
334     return const_user_iterator(UseList);  in materialized_user_begin()
397   void addUse(Use &U) { U.addToList(&UseList); }  in addUse()
630   if (!UseList || !UseList->Next)  in sortUseList()
643   Use *Next = UseList->Next;  in sortUseList()
644   UseList->Next = nullptr;  in sortUseList()
646   Slots[0] = UseList;  in sortUseList()
682   UseList = Next;  in sortUseList()
687       UseList = mergeUseLists(Slots[I], UseList, Cmp);  in sortUseList()
690   for (Use *I = UseList, **Prev = &UseList; I; I = I->Next) {  in sortUseList()