372     auto isValidSubgraphReference = [this](const Operand& modelOperand) -> bool {  in addOperation()  argument
373         NN_RET_CHECK(modelOperand.type == OperandType::SUBGRAPH)  in addOperation()
374                 << "Unexpected operand type: " << toString(modelOperand.type);  in addOperation()
375         NN_RET_CHECK_LT(modelOperand.location.offset, referencedModelCount())  in addOperation()
379     auto getInputCount = [this](const Operand& modelOperand) -> uint32_t {  in addOperation()  argument
380         return getReferencedModel(modelOperand)->inputCount();  in addOperation()
382     auto getOutputCount = [this](const Operand& modelOperand) -> uint32_t {  in addOperation()  argument
383         return getReferencedModel(modelOperand)->outputCount();  in addOperation()
385     auto getInputOperand = [this](const Operand& modelOperand, uint32_t index) -> const Operand* {  in addOperation()  argument
386         return &getReferencedModel(modelOperand)->getInputOperand(index);  in addOperation()
388     auto getOutputOperand = [this](const Operand& modelOperand, uint32_t index) -> const Operand* {  in addOperation()  argument
389         return &getReferencedModel(modelOperand)->getOutputOperand(index);  in addOperation()