640   if (isa<PoisonValue>(Op1))  in simplifyAddInst()
793   if (isa<PoisonValue>(Op0) || isa<PoisonValue>(Op1))  in simplifySubInst()
794     return PoisonValue::get(Op0->getType());  in simplifySubInst()
935   if (isa<PoisonValue>(Op1))  in simplifyMulInst()
1087   if (Q.isUndefValue(Op1) || isa<PoisonValue>(Op1))  in simplifyDivRem()
1088     return PoisonValue::get(Ty);  in simplifyDivRem()
1094     return PoisonValue::get(Ty);  in simplifyDivRem()
1105         return PoisonValue::get(Ty);  in simplifyDivRem()
1111   if (isa<PoisonValue>(Op0))  in simplifyDivRem()
1136     return PoisonValue::get(Ty);  in simplifyDivRem()
1201         return PoisonValue::get(Op0->getType());  in simplifyDiv()
1337   if (isa<PoisonValue>(Op0))  in simplifyShift()
1354     return PoisonValue::get(Op0->getType());  in simplifyShift()
1372     return PoisonValue::get(Op0->getType());  in simplifyShift()
1392       return PoisonValue::get(Op0->getType());  in simplifyShift()
2067   if (isa<PoisonValue>(Op1))  in simplifyAndInst()
2344   if (isa<PoisonValue>(Op1))  in simplifyOrInst()
2528   if (isa<PoisonValue>(Op1))  in simplifyXorInst()
3755   if (isa<PoisonValue>(RHS))  in simplifyICmpInst()
3756     return PoisonValue::get(ITy);  in simplifyICmpInst()
4086   if (isa<PoisonValue>(LHS) || isa<PoisonValue>(RHS))  in simplifyFCmpInst()
4087     return PoisonValue::get(RetTy);  in simplifyFCmpInst()
4778     if (isa<PoisonValue>(CondC))  in simplifySelectInst()
4779       return PoisonValue::get(TrueVal->getType());  in simplifySelectInst()
4888   if (isa<PoisonValue>(TrueVal) ||  in simplifySelectInst()
4893   if (isa<PoisonValue>(FalseVal) ||  in simplifySelectInst()
4916       else if (isa<PoisonValue>(TEltC) ||  in simplifySelectInst()
4919       else if (isa<PoisonValue>(FEltC) ||  in simplifySelectInst()
4985   if (isa<PoisonValue>(Ptr) ||  in simplifyGEPInst()
4986       any_of(Indices, [](const auto *V) { return isa<PoisonValue>(V); }))  in simplifyGEPInst()
4987     return PoisonValue::get(GEPTy);  in simplifyGEPInst()
5103   if (isa<PoisonValue>(Val) ||  in simplifyInsertValueInst()
5113       if (isa<PoisonValue>(Agg) ||  in simplifyInsertValueInst()
5145       return PoisonValue::get(Vec->getType());  in simplifyInsertElementInst()
5150     return PoisonValue::get(Vec->getType());  in simplifyInsertElementInst()
5154   if (isa<PoisonValue>(Val) ||  in simplifyInsertElementInst()
5213     return PoisonValue::get(VecVTy->getElementType());  in simplifyExtractElementInst()
5221       return PoisonValue::get(VecVTy->getElementType());  in simplifyExtractElementInst()
5384     return PoisonValue::get(RetTy);  in simplifyShuffleVectorInst()
5409       Op0 = PoisonValue::get(InVecTy);  in simplifyShuffleVectorInst()
5411       Op1 = PoisonValue::get(InVecTy);  in simplifyShuffleVectorInst()
5453           VecC[i] = PoisonValue::get(C->getType());  in simplifyShuffleVectorInst()
5539       if (EltC && isa<PoisonValue>(EltC))  in propagateNaN()
5579     return PoisonValue::get(Ops[0]->getType());  in simplifyFPOp()
5590       return PoisonValue::get(V->getType());  in simplifyFPOp()
5592       return PoisonValue::get(V->getType());  in simplifyFPOp()
5879       return PoisonValue::get(Op1->getType());  in simplifyFDivInst()
6155   if (isa<PoisonValue>(Op0) || isa<PoisonValue>(Op1))  in simplifyLdexp()
6416     if (isa<PoisonValue>(Op0) || isa<PoisonValue>(Op1))  in simplifyBinaryIntrinsic()
6417       return PoisonValue::get(Op0->getType());  in simplifyBinaryIntrinsic()
6605     if (isa<PoisonValue>(Op0))  in simplifyBinaryIntrinsic()
6606       return PoisonValue::get(ReturnType);  in simplifyBinaryIntrinsic()
6899     return PoisonValue::get(Call->getType());  in simplifyCall()