diff --git a/paddle/fluid/distributed/test/ctr_accessor_test.cc b/paddle/fluid/distributed/test/ctr_accessor_test.cc
index 258b4d3326209c3a289c89fa507b06de35665a93..ee893ff01b59e3a356564a30554b1335feea7379 100644
--- a/paddle/fluid/distributed/test/ctr_accessor_test.cc
+++ b/paddle/fluid/distributed/test/ctr_accessor_test.cc
@@ -61,7 +61,7 @@ TableAccessorParameter gen_param() {
   naive_param->add_weight_bounds(-10.0);
   naive_param->add_weight_bounds(10.0);
 
-  return std::move(param);
+  return param;
 }
 
 TEST(downpour_feature_value_accessor_test, test_shrink) {
diff --git a/paddle/fluid/framework/ir/fusion_group/code_generator_tester.cc b/paddle/fluid/framework/ir/fusion_group/code_generator_tester.cc
index f671e0ae7690a4d803b38ebc18c9a6891d4d843d..7b6bbf0251001ab3bff96ea6d9b49dd8859fdf1f 100644
--- a/paddle/fluid/framework/ir/fusion_group/code_generator_tester.cc
+++ b/paddle/fluid/framework/ir/fusion_group/code_generator_tester.cc
@@ -420,11 +420,7 @@ std::unique_ptr<paddle::framework::ir::Graph> BuildGraph(bool backward,
       n->Var()->SetDataType(proto_dtype);
     }
   }
-#ifdef __clang__
   return graph;
-#else
-  return std::move(graph);
-#endif
 }
 
 std::unordered_set<paddle::framework::ir::Node*> DistilGradNodes(
diff --git a/paddle/fluid/framework/ir/fusion_group/fusion_group_pass_tester.cc b/paddle/fluid/framework/ir/fusion_group/fusion_group_pass_tester.cc
index d14c7e433bd081c58794804adda5a18a7239aeec..db22c03a7d9c00fb4a067a9a62ba0442d7f43e54 100644
--- a/paddle/fluid/framework/ir/fusion_group/fusion_group_pass_tester.cc
+++ b/paddle/fluid/framework/ir/fusion_group/fusion_group_pass_tester.cc
@@ -63,11 +63,7 @@ std::unique_ptr<Graph> BuildElementwiseListGraph(bool backward = false) {
       n->Var()->SetDataType(proto::VarType::FP32);
     }
   }
-#ifdef __clang__
   return graph;
-#else
-  return std::move(graph);
-#endif
 }
 
 std::unique_ptr<Graph> BuildElementwiseTreeGraph(bool backward = false) {
@@ -125,11 +121,7 @@ std::unique_ptr<Graph> BuildElementwiseTreeGraph(bool backward = false) {
       n->Var()->SetDataType(proto::VarType::FP32);
     }
   }
-#ifdef __clang__
   return graph;
-#else
-  return std::move(graph);
-#endif
 }
 
 int TestMain(std::unique_ptr<Graph> graph, std::string prefix) {
diff --git a/paddle/fluid/framework/new_executor/interpretercore_util.cc b/paddle/fluid/framework/new_executor/interpretercore_util.cc
index 71893d661ed6bf01edda7f239e46183309b43ac4..d6de37a72c7722960c97e92d251721ebd0959a75 100644
--- a/paddle/fluid/framework/new_executor/interpretercore_util.cc
+++ b/paddle/fluid/framework/new_executor/interpretercore_util.cc
@@ -741,7 +741,7 @@ std::map<int, std::list<int>> get_downstream_map(
   VLOG(6) << "downstream count: " << downstream_map_count();
   VLOG(6) << "downstream_map: " << std::endl << downstream_map_to_str();
 
-  return std::move(downstream);
+  return downstream;
 }
 
 std::map<int, std::list<int>> build_op_downstream_map(
@@ -995,7 +995,7 @@ std::map<int, std::list<int>> build_op_downstream_map(
               std::ostream_iterator<int>(oss, " "));
     VLOG(10) << oss.str();
   }
-  return std::move(get_downstream_map(op2dependences, op_happens_before));
+  return get_downstream_map(op2dependences, op_happens_before);
 }
 
 }  // namespace interpreter
diff --git a/paddle/fluid/framework/var_desc.h b/paddle/fluid/framework/var_desc.h
index a20ef58f9c95ff4bc5c5064eebc124814d760321..0f8c10604f39a51d2a62543c8c5b969184986bb7 100644
--- a/paddle/fluid/framework/var_desc.h
+++ b/paddle/fluid/framework/var_desc.h
@@ -74,6 +74,12 @@ class VarDesc {
       : desc_(other.desc_),
         attrs_(other.attrs_),
         original_id_(other.original_id_) {}
+  VarDesc &operator=(const VarDesc &other) {
+    desc_ = other.desc_;
+    attrs_ = other.attrs_;
+    original_id_ = other.original_id_;
+    return *this;
+  }
 
   proto::VarDesc *Proto() { return &desc_; }
 
diff --git a/paddle/fluid/inference/utils/table_printer.cc b/paddle/fluid/inference/utils/table_printer.cc
index bd19320cbe64768863df3f7fb126f3d81492e496..628465c423b03af234b176b8ee02f8e580c4e7b8 100644
--- a/paddle/fluid/inference/utils/table_printer.cc
+++ b/paddle/fluid/inference/utils/table_printer.cc
@@ -53,7 +53,7 @@ std::string TablePrinter::PrintTable() {
 
   AddRowDivider(ss);
 
-  return std::move(ss.str());
+  return ss.str();
 }
 
 TablePrinter::TablePrinter(const std::vector<std::string>& header) {
diff --git a/paddle/fluid/platform/profiler.cc b/paddle/fluid/platform/profiler.cc
index 8fa48ffcfb15853c503a4d9af88315a1346a467b..75abf36e676d06321e9d2eefb3d03bea5cafcaf0 100644
--- a/paddle/fluid/platform/profiler.cc
+++ b/paddle/fluid/platform/profiler.cc
@@ -612,7 +612,7 @@ static std::map<uint64_t, ThreadEvents> DockHostEventRecorderHostPart() {
   auto host_evt_sec = HostEventRecorder::GetInstance().GatherEvents();
   EmulateEventPushAndPop(host_evt_sec, &thr_events);
   EmulateCPURecordsAdd(host_evt_sec);
-  return std::move(thr_events);
+  return thr_events;
 }
 
 static void DockHostEventRecorderDevicePart(
diff --git a/paddle/phi/api/lib/api_gen_utils.cc b/paddle/phi/api/lib/api_gen_utils.cc
index e0c910ba3d66c9c8e61265d12e60da4dd252d035..a0fd42d769aac2269c12f058d51e7724ba3fa3cd 100644
--- a/paddle/phi/api/lib/api_gen_utils.cc
+++ b/paddle/phi/api/lib/api_gen_utils.cc
@@ -41,7 +41,7 @@ std::unique_ptr<std::vector<phi::DenseTensor>> TensorToDenseTensor(
         *std::dynamic_pointer_cast<phi::DenseTensor>(t.impl()));
   }
 
-  return std::move(pt_tensors);
+  return pt_tensors;
 }
 
 std::shared_ptr<phi::SelectedRows> TensorToSelectedRows(const Tensor& tensor) {
diff --git a/paddle/phi/api/lib/data_transform.cc b/paddle/phi/api/lib/data_transform.cc
index 65cb37d4142992cda482121fa9a576ee651cadd4..58827a98503ceb7505703f9b3c1baa3628ed97f9 100644
--- a/paddle/phi/api/lib/data_transform.cc
+++ b/paddle/phi/api/lib/data_transform.cc
@@ -253,7 +253,7 @@ std::unique_ptr<std::vector<phi::DenseTensor>> PrepareData(
     }
   }
 
-  return std::move(pt_tensors);
+  return pt_tensors;
 }
 
 }  // namespace experimental
diff --git a/paddle/phi/core/compat/arg_map_context.h b/paddle/phi/core/compat/arg_map_context.h
index 102dca48b998b2ca5c172754e52aeadf528d44f0..f807f268a2d3377eae41b04a43b6bda9aaab4796 100644
--- a/paddle/phi/core/compat/arg_map_context.h
+++ b/paddle/phi/core/compat/arg_map_context.h
@@ -58,6 +58,11 @@ struct KernelSignature {
 
   // TODO(chenweihang): add assign constructor to solve windows compile
   // problem, remove it later
+  KernelSignature(const KernelSignature& other)
+      : name(other.name),
+        input_names(other.input_names),
+        attr_names(other.attr_names),
+        output_names(other.output_names) {}
   KernelSignature& operator=(const KernelSignature& other) {
     name = other.name;
     input_names = other.input_names;
diff --git a/paddle/phi/core/utils/type_registry.h b/paddle/phi/core/utils/type_registry.h
index f27c3db2275c379f5a1ce7d95c0684ba68a8c1a9..5b64dbd01643e60c8eca9077dacd1631f55034c5 100644
--- a/paddle/phi/core/utils/type_registry.h
+++ b/paddle/phi/core/utils/type_registry.h
@@ -50,7 +50,8 @@ template <typename BaseT>
 TypeInfo<BaseT> TypeRegistry<BaseT>::RegisterType(const std::string& type) {
   std::lock_guard<std::mutex> guard(mutex_);
   assert(name_to_id_.find(type) == name_to_id_.end());
-  assert(names_.size() < std::numeric_limits<int8_t>::max());
+  assert(names_.size() < static_cast<decltype(names_.size())>(
+                             std::numeric_limits<int8_t>::max()));
   int8_t id = static_cast<int8_t>(names_.size());
   names_.emplace_back(type);
   name_to_id_[type] = id;
diff --git a/paddle/utils/array_ref.h b/paddle/utils/array_ref.h
index d2ab762bb154f6336e7b203a1140fe942e3524d1..788710925936bf3764062b8e26a7c29d948f23a1 100644
--- a/paddle/utils/array_ref.h
+++ b/paddle/utils/array_ref.h
@@ -96,10 +96,21 @@ class ArrayRef {
   template <size_t N>
   /*implicit*/ constexpr ArrayRef(const T (&Arr)[N]) : Data(Arr), Length(N) {}
 
-  /// Construct an ArrayRef from a std::initializer_list.
+/// Construct an ArrayRef from a std::initializer_list.
+#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ >= 9
+// Disable gcc's warning in this constructor as it generates an enormous
+// amount
+// of messages. Anyone using ArrayRef should already be aware of the fact that
+// it does not do lifetime extension.
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Winit-list-lifetime"
+#endif
   /*implicit*/ ArrayRef(const std::initializer_list<T> &Vec)
       : Data(Vec.begin() == Vec.end() ? (T *)nullptr : Vec.begin()),
         Length(Vec.size()) {}
+#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ >= 9
+#pragma GCC diagnostic pop
+#endif
 
   /// Construct an ArrayRef<const T*> from ArrayRef<T*>. This uses SFINAE to
   /// ensure that only ArrayRefs of pointers can be converted.