294       if (!isa<UndefValue>(GV->getInitializer()))  in TrackValueOfGlobalVariable()
500       if (!isa<UndefValue>(V))  in getValueState()
541       else if (isa<UndefValue>(Elt))  in getStructValueState()
866     if (isa<UndefValue>(C))  in visitCastInst()
973     if (isa<UndefValue>(C))  in visitBinaryOperator()
1047     if (isa<UndefValue>(C))  in visitCmpInst()
1087   if (isa<UndefValue>(C))  in visitGetElementPtrInst()
1151     if (isa<UndefValue>(C))  in visitLoadInst()
1258         if (isa<UndefValue>(C))  in visitCallSite()
1633       if (isa<UndefValue>(BI->getCondition())) {  in ResolvedUndefsIn()
1661       if (isa<UndefValue>(IBR->getAddress())) {  in ResolvedUndefsIn()
1685       if (isa<UndefValue>(SI->getCondition())) {  in ResolvedUndefsIn()
1719                               : UndefValue::get(ST->getElementType(i)));  in tryToReplaceWithConstant()
1727     Const = IV.isConstant() ? IV.getConstant() : UndefValue::get(V->getType());  in tryToReplaceWithConstant()
1896       if (!isa<UndefValue>(RI->getOperand(0)))  in findReturnsToZap()
2131     ReturnsToZap[i]->setOperand(0, UndefValue::get(F->getReturnType()));  in runIPSCCP()