537   DenseMap<unsigned, DenseSet<unsigned>>::iterator ValueMappingIt;  in checkNumberingAndReplaceCommutative()  local
550     std::tie(ValueMappingIt, WasInserted) = CurrentSrcTgtNumberMapping.insert(  in checkNumberingAndReplaceCommutative()
557     for (unsigned &Curr : ValueMappingIt->second)  in checkNumberingAndReplaceCommutative()
567     if (NewSet.size() != ValueMappingIt->second.size())  in checkNumberingAndReplaceCommutative()
568       ValueMappingIt->second.swap(NewSet);  in checkNumberingAndReplaceCommutative()
572     if (ValueMappingIt->second.size() != 1)  in checkNumberingAndReplaceCommutative()
575     unsigned ValToRemove = *ValueMappingIt->second.begin();  in checkNumberingAndReplaceCommutative()
584       ValueMappingIt = CurrentSrcTgtNumberMapping.find(InnerVal);  in checkNumberingAndReplaceCommutative()
585       if (ValueMappingIt == CurrentSrcTgtNumberMapping.end())  in checkNumberingAndReplaceCommutative()
588       ValueMappingIt->second.erase(ValToRemove);  in checkNumberingAndReplaceCommutative()
589       if (ValueMappingIt->second.empty())  in checkNumberingAndReplaceCommutative()
725   DenseMap<unsigned, DenseSet<unsigned>>::iterator ValueMappingIt;  in compareAssignmentMapping()  local
727   std::tie(ValueMappingIt, WasInserted) = ValueNumberMappingA.insert(  in compareAssignmentMapping()
729   if (!WasInserted && !ValueMappingIt->second.contains(InstValB))  in compareAssignmentMapping()
731   else if (ValueMappingIt->second.size() != 1) {  in compareAssignmentMapping()
732     for (unsigned OtherVal : ValueMappingIt->second) {  in compareAssignmentMapping()
741     ValueNumberMappingA.erase(ValueMappingIt);  in compareAssignmentMapping()
742     std::tie(ValueMappingIt, WasInserted) = ValueNumberMappingA.insert(  in compareAssignmentMapping()