828 static bool tryMergeRange(SmallVectorImpl<ConstantInt *> &EndPoints,  in tryMergeRange()  argument
831   unsigned Size = EndPoints.size();  in tryMergeRange()
832   APInt LB = EndPoints[Size - 2]->getValue();  in tryMergeRange()
833   APInt LE = EndPoints[Size - 1]->getValue();  in tryMergeRange()
838     EndPoints[Size - 2] =  in tryMergeRange()
840     EndPoints[Size - 1] =  in tryMergeRange()
847 static void addRange(SmallVectorImpl<ConstantInt *> &EndPoints,  in addRange()  argument
849   if (!EndPoints.empty())  in addRange()
850     if (tryMergeRange(EndPoints, Low, High))  in addRange()
853   EndPoints.push_back(Low);  in addRange()
854   EndPoints.push_back(High);  in addRange()
870   SmallVector<ConstantInt *, 4> EndPoints;  in getMostGenericRange()  local
880       addRange(EndPoints, ALow,  in getMostGenericRange()
884       addRange(EndPoints, BLow,  in getMostGenericRange()
890     addRange(EndPoints, mdconst::extract<ConstantInt>(A->getOperand(2 * AI)),  in getMostGenericRange()
895     addRange(EndPoints, mdconst::extract<ConstantInt>(B->getOperand(2 * BI)),  in getMostGenericRange()
902   unsigned Size = EndPoints.size();  in getMostGenericRange()
904     ConstantInt *FB = EndPoints[0];  in getMostGenericRange()
905     ConstantInt *FE = EndPoints[1];  in getMostGenericRange()
906     if (tryMergeRange(EndPoints, FB, FE)) {  in getMostGenericRange()
908         EndPoints[i] = EndPoints[i + 2];  in getMostGenericRange()
910       EndPoints.resize(Size - 2);  in getMostGenericRange()
916   if (EndPoints.size() == 2) {  in getMostGenericRange()
917     ConstantRange Range(EndPoints[0]->getValue(), EndPoints[1]->getValue());  in getMostGenericRange()
923   MDs.reserve(EndPoints.size());  in getMostGenericRange()
924   for (auto *I : EndPoints)  in getMostGenericRange()