2379     TypeSourceInfo *NewDI;  in transformFunctionTypeParam()  local
2383       NewDI =  in transformFunctionTypeParam()
2386       if (!NewDI) return nullptr;  in transformFunctionTypeParam()
2387       NewDI =  in transformFunctionTypeParam()
2388           SemaRef.CheckPackExpansion(NewDI, PackTL.getEllipsisLoc(),  in transformFunctionTypeParam()
2391       NewDI = SemaRef.SubstType(OldDI, Args, OldParam->getLocation(),  in transformFunctionTypeParam()
2393     if (!NewDI)  in transformFunctionTypeParam()
2400     NewDI = ExtractTypeForDeductionGuide(SemaRef, MaterializedTypedefs)  in transformFunctionTypeParam()
2401                 .transform(NewDI);  in transformFunctionTypeParam()
2409       QualType ParamTy = NewDI->getType();  in transformFunctionTypeParam()
2422                                                 NewDI->getType(),  in transformFunctionTypeParam()
2423                                                 NewDI,  in transformFunctionTypeParam()