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Document Link（文档链接）

common/inc/op_graph/op_nn_proto_extend.h、loss/sigmoid_cross_entropy_with_logits_grad/op_graph/sigmoid_cross_entropy_with_logits_grad_graph_infer.cpp、loss/sigmoid_cross_entropy_with_logits_grad/op_host/sigmoid_cross_entropy_with_logits_grad_infershape.cpp

Issues Section（问题文档片段）

共性问题排查，问题文档片段详见pr

Existing Issues（存在的问题）

        算子缺少InferShape/InferDataType，以及多余的原型注册