// into data structures...
//
if (!isa<PointerType>(SI->getOperand(0)->getType())) return;
// into data structures...
//
if (!isa<PointerType>(SI->getOperand(0)->getType())) return;
+ if (!ValueMap.count(SI->getOperand(0))) return; // Src scalar has no values!
const PointerValSet &SrcPVS = ValueMap[SI->getOperand(0)];
const PointerValSet &PtrPVS = ValueMap[SI->getOperand(1)];
const PointerValSet &SrcPVS = ValueMap[SI->getOperand(0)];
const PointerValSet &PtrPVS = ValueMap[SI->getOperand(1)];