375   DenseMap<unsigned, DenseSet<unsigned>>::iterator ValueMappingIt;  in checkNumberingAndReplaceCommutative()  local
387     std::tie(ValueMappingIt, WasInserted) = CurrentSrcTgtNumberMapping.insert(  in checkNumberingAndReplaceCommutative()
401     for (unsigned &Curr : ValueMappingIt->second)  in checkNumberingAndReplaceCommutative()
411     if (NewSet.size() != ValueMappingIt->second.size())  in checkNumberingAndReplaceCommutative()
412       ValueMappingIt->second.swap(NewSet);  in checkNumberingAndReplaceCommutative()
416     if (ValueMappingIt->second.size() != 1)  in checkNumberingAndReplaceCommutative()
420     unsigned ValToRemove = *ValueMappingIt->second.begin();  in checkNumberingAndReplaceCommutative()
429       ValueMappingIt = CurrentSrcTgtNumberMapping.find(InnerVal);  in checkNumberingAndReplaceCommutative()
430       if (ValueMappingIt == CurrentSrcTgtNumberMapping.end())  in checkNumberingAndReplaceCommutative()
433       ValueMappingIt->second.erase(ValToRemove);  in checkNumberingAndReplaceCommutative()
434       if (ValueMappingIt->second.empty())  in checkNumberingAndReplaceCommutative()
583   DenseMap<unsigned, DenseSet<unsigned>>::iterator ValueMappingIt;  in compareStructure()  local
609     std::tie(ValueMappingIt, WasInserted) = ValueNumberMappingA.insert(  in compareStructure()
611     if (!WasInserted && !ValueMappingIt->second.contains(InstValB))  in compareStructure()
614     std::tie(ValueMappingIt, WasInserted) = ValueNumberMappingB.insert(  in compareStructure()
616     if (!WasInserted && !ValueMappingIt->second.contains(InstValA))  in compareStructure()