59   if (UnknownInsts.empty()) {            // Merge call sites...  in mergeSetIn()
60     if (!AS.UnknownInsts.empty())  in mergeSetIn()
61       std::swap(UnknownInsts, AS.UnknownInsts);  in mergeSetIn()
62   } else if (!AS.UnknownInsts.empty()) {  in mergeSetIn()
63     UnknownInsts.insert(UnknownInsts.end(), AS.UnknownInsts.begin(), AS.UnknownInsts.end());  in mergeSetIn()
64     AS.UnknownInsts.clear();  in mergeSetIn()
127   UnknownInsts.push_back(I);  in addUnknownInst()
147     assert(UnknownInsts.empty() && "Illegal must alias set!");  in aliasesPointer()
168   if (!UnknownInsts.empty()) {  in aliasesPointer()
169     for (unsigned i = 0, e = UnknownInsts.size(); i != e; ++i)  in aliasesPointer()
170       if (AA.getModRefInfo(UnknownInsts[i],  in aliasesPointer()
183   for (unsigned i = 0, e = UnknownInsts.size(); i != e; ++i) {  in aliasesUnknownInst()
379     for (unsigned i = 0, e = AS.UnknownInsts.size(); i != e; ++i)  in add()
380       add(AS.UnknownInsts[i]);  in add()
397   AS.UnknownInsts.clear();  in remove()
573   if (!UnknownInsts.empty()) {  in print()
574     OS << "\n    " << UnknownInsts.size() << " Unknown instructions: ";  in print()
575     for (unsigned i = 0, e = UnknownInsts.size(); i != e; ++i) {  in print()
577       WriteAsOperand(OS, UnknownInsts[i]);  in print()