222 static Value *getPoisonFor(DenseMap<Value *, Value *> &ValToPoison, Value *V) {  in getPoisonFor()  argument
223   auto Itr = ValToPoison.find(V);  in getPoisonFor()
224   if (Itr != ValToPoison.end())  in getPoisonFor()
258   DenseMap<Value *, Value *> ValToPoison;  in rewrite()  local
268       ValToPoison[OldPHI] = NewPHI;  in rewrite()
282         CreateAssertNot(B, getPoisonFor(ValToPoison, const_cast<Value *>(Op)));  in rewrite()
288             CreateAssertNot(B, getPoisonFor(ValToPoison, Op));  in rewrite()
294           Checks.push_back(getPoisonFor(ValToPoison, V));  in rewrite()
298       ValToPoison[&I] = buildOrChain(B, Checks);  in rewrite()
304       if (!ValToPoison.count(OldPHI))  in rewrite()
306       auto *NewPHI = cast<PHINode>(ValToPoison[OldPHI]);  in rewrite()
309         NewPHI->setIncomingValue(i, getPoisonFor(ValToPoison, OldVal));  in rewrite()