455   Expected<Constant *> linkAppendingVarProto(GlobalVariable *DstGV,
745 IRLinker::linkAppendingVarProto(GlobalVariable *DstGV,  in linkAppendingVarProto()  argument
772   if (DstGV) {  in linkAppendingVarProto()
773     ArrayType *DstTy = cast<ArrayType>(DstGV->getValueType());  in linkAppendingVarProto()
776     if (!SrcGV->hasAppendingLinkage() || !DstGV->hasAppendingLinkage())  in linkAppendingVarProto()
785     if (DstGV->isConstant() != SrcGV->isConstant())  in linkAppendingVarProto()
788     if (DstGV->getAlignment() != SrcGV->getAlignment())  in linkAppendingVarProto()
792     if (DstGV->getVisibility() != SrcGV->getVisibility())  in linkAppendingVarProto()
796     if (DstGV->hasGlobalUnnamedAddr() != SrcGV->hasGlobalUnnamedAddr())  in linkAppendingVarProto()
800     if (DstGV->getSection() != SrcGV->getSection())  in linkAppendingVarProto()
826       /*init*/ nullptr, /*name*/ "", DstGV, SrcGV->getThreadLocalMode(),  in linkAppendingVarProto()
835                                       DstGV ? DstGV->getInitializer() : nullptr,  in linkAppendingVarProto()
840   if (DstGV) {  in linkAppendingVarProto()
841     DstGV->replaceAllUsesWith(ConstantExpr::getBitCast(NG, DstGV->getType()));  in linkAppendingVarProto()
842     DstGV->eraseFromParent();  in linkAppendingVarProto()