"make plainNet shared"

paddle/framework/CMakeLists.txt

@@ -29,4 +29,4 @@ add_dependencies(framework_py_proto framework_py_proto_init)
 proto_library(net_proto SRCS net_proto.proto DEPS op_proto)
 # cc_library(net SRCS net.cc DEPS operator net_proto op_registry fc_op)
 cc_library(net SRCS net.cc DEPS operator net_proto op_registry)
-cc_test(net_op_test SRCS net_op_test.cc DEPS net)
+cc_test(net_op_test SRCS net_op_test.cc DEPS net my_fc_op)

paddle/framework/net.cc

@@ -21,10 +21,9 @@ namespace paddle {
 namespace framework {
 
 std::shared_ptr<PlainNet> AddBackwardOp(std::shared_ptr<PlainNet> ForwardOps) {
-  // NetPtr->reset(new PlainNet);
-  // NetPtr grad_ops = new PlainNet;
-  std::shared_ptr<PlainNet> grad_ops;
-  grad_ops.reset(new PlainNet);
+  auto grad_ops = std::make_shared<PlainNet>();
+  // std::shared_ptr<PlainNet> grad_ops;
+  // grad_ops.reset(new PlainNet);
   for (auto& op : ForwardOps->ops_) {
     auto op_grad = OpRegistry::CreateGradOp(op);
     grad_ops->AddOp(op_grad);