172   bool isSafeToCastConstAddrSpace(Constant *C, unsigned NewAS) const;
657     Optional<unsigned> NewAS = updateAddressSpace(*V, *InferredAddrSpace);  in inferAddressSpaces()  local
658     if (!NewAS.hasValue())  in inferAddressSpaces()
662     LLVM_DEBUG(dbgs() << "  to " << NewAS.getValue() << '\n');  in inferAddressSpaces()
663     (*InferredAddrSpace)[V] = NewAS.getValue();  in inferAddressSpaces()
693   unsigned NewAS = UninitializedAddressSpace;  in updateAddressSpace()  local
719       NewAS = Src1AS;  in updateAddressSpace()
721       NewAS = Src0AS;  in updateAddressSpace()
723       NewAS = joinAddressSpaces(Src0AS, Src1AS);  in updateAddressSpace()
731       NewAS = joinAddressSpaces(NewAS, OperandAS);  in updateAddressSpace()
732       if (NewAS == FlatAddrSpace)  in updateAddressSpace()
739   if (OldAS == NewAS)  in updateAddressSpace()
741   return NewAS;  in updateAddressSpace()
826 bool InferAddressSpaces::isSafeToCastConstAddrSpace(Constant *C, unsigned NewAS) const {  in isSafeToCastConstAddrSpace()
827   assert(NewAS != UninitializedAddressSpace);  in isSafeToCastConstAddrSpace()
830   if (SrcAS == NewAS || isa<UndefValue>(C))  in isSafeToCastConstAddrSpace()
834   if (SrcAS != FlatAddrSpace && NewAS != FlatAddrSpace)  in isSafeToCastConstAddrSpace()
844       return isSafeToCastConstAddrSpace(cast<Constant>(Op->getOperand(0)), NewAS);  in isSafeToCastConstAddrSpace()
955           unsigned NewAS = NewV->getType()->getPointerAddressSpace();  in rewriteWithNewAddressSpaces()  local
961             if (OtherNewV->getType()->getPointerAddressSpace() == NewAS) {  in rewriteWithNewAddressSpaces()
970             if (isSafeToCastConstAddrSpace(KOtherSrc, NewAS)) {  in rewriteWithNewAddressSpaces()
980           unsigned NewAS = NewV->getType()->getPointerAddressSpace();  in rewriteWithNewAddressSpaces()  local
981           if (ASC->getDestAddressSpace() == NewAS) {  in rewriteWithNewAddressSpaces()