diff --git a/paddle/fluid/framework/hogwild_worker.cc b/paddle/fluid/framework/hogwild_worker.cc
index 85823031fa40ff..72039145e426dc 100644
--- a/paddle/fluid/framework/hogwild_worker.cc
+++ b/paddle/fluid/framework/hogwild_worker.cc
@@ -127,7 +127,7 @@ class GPUParallelCopyer {
       ++copy_count_;
     }
   }
-  void Wait(void) {
+  void Wait() {
     if (copy_count_ == 0) {
       return;
     }
@@ -142,7 +142,7 @@ class GPUParallelCopyer {
     }
     copy_count_ = 0;
   }
-  void SyncDevStream(void) { platform::GpuStreamSync(dev_stream_); }
+  void SyncDevStream() { platform::GpuStreamSync(dev_stream_); }
 
  private:
   phi::gpuStream_t dev_stream_ = nullptr;
diff --git a/paddle/fluid/framework/multi_trainer.cc b/paddle/fluid/framework/multi_trainer.cc
index b1f8bd4233f0db..9d7f065fcde46b 100644
--- a/paddle/fluid/framework/multi_trainer.cc
+++ b/paddle/fluid/framework/multi_trainer.cc
@@ -288,7 +288,7 @@ void MultiTrainer::MergeToRootScope(phi::DenseTensor* root_tensor,
   }
   TensorCopy(tmp_root, platform::CPUPlace(), root_tensor);
 }
-void MultiTrainer::MergeWorkerVars(void) {
+void MultiTrainer::MergeWorkerVars() {
   for (size_t i = 0; i < need_merge_var_names_.size(); i++) {
     Variable* root_var = root_scope_->FindVar(need_merge_var_names_[i]);
     if (root_var == nullptr) {
diff --git a/paddle/fluid/pybind/eager_functions.cc b/paddle/fluid/pybind/eager_functions.cc
index 009abb8d749ce9..70e7f2d5a2733e 100644
--- a/paddle/fluid/pybind/eager_functions.cc
+++ b/paddle/fluid/pybind/eager_functions.cc
@@ -1380,8 +1380,8 @@ PyMethodDef variable_functions[] = {  // NOLINT
      METH_VARARGS | METH_KEYWORDS,
      nullptr},
     {"_get_custom_operator_inplace_map",
-     (PyCFunction)(void (*)(
-         void))eager_api__get_custom_operator_inplace_reverse_idx,
+     (PyCFunction)(void (*)())
+         eager_api__get_custom_operator_inplace_reverse_idx,
      METH_VARARGS | METH_KEYWORDS,
      nullptr},
     {"_run_custom_op",
diff --git a/paddle/fluid/pybind/eager_method.cc b/paddle/fluid/pybind/eager_method.cc
index d096119235b4ce..5bb707346a38a5 100644
--- a/paddle/fluid/pybind/eager_method.cc
+++ b/paddle/fluid/pybind/eager_method.cc
@@ -3233,8 +3233,7 @@ PyMethodDef variable_methods[] = {  // NOLINT
      METH_VARARGS | METH_KEYWORDS,
      nullptr},
     {"_is_dense_tensor_hold_allocation",
-     (PyCFunction)(void (*)(
-         void))tensor_method__is_dense_tensor_hold_allocation,
+     (PyCFunction)(void (*)())tensor_method__is_dense_tensor_hold_allocation,
      METH_VARARGS | METH_KEYWORDS,
      nullptr},
     {"_copy_to",
@@ -3298,7 +3297,7 @@ PyMethodDef variable_methods[] = {  // NOLINT
      METH_VARARGS | METH_KEYWORDS,
      tensor_method_detach__doc__},
     {"detach_",
-     (PyCFunction)(void (*)(void))tensor_method_detach_,
+     (PyCFunction)(void (*)())tensor_method_detach_,
      METH_VARARGS | METH_KEYWORDS,
      tensor_method_detach___doc__},
     {"get_tensor",
@@ -3481,19 +3480,19 @@ PyMethodDef variable_methods[] = {  // NOLINT
      METH_VARARGS | METH_KEYWORDS,
      nullptr},
     {"contiguous",
-     (PyCFunction)(void (*)(void))tensor_contiguous,
+     (PyCFunction)(void (*)())tensor_contiguous,
      METH_VARARGS | METH_KEYWORDS,
      tensor_contiguous__doc__},
     {"is_contiguous",
-     (PyCFunction)(void (*)(void))tensor_is_contiguous,
+     (PyCFunction)(void (*)())tensor_is_contiguous,
      METH_VARARGS | METH_KEYWORDS,
      tensor_is_contiguous__doc__},
     {"get_strides",
-     (PyCFunction)(void (*)(void))tensor_method_strides,
+     (PyCFunction)(void (*)())tensor_method_strides,
      METH_VARARGS | METH_KEYWORDS,
      tensor_get_strides__doc__},
     {"_set_impl",
-     (PyCFunction)(void (*)(void))tensor_method__set_impl,
+     (PyCFunction)(void (*)())tensor_method__set_impl,
      METH_VARARGS | METH_KEYWORDS,
      nullptr},
 #if defined(PADDLE_WITH_CUDA)
@@ -3516,8 +3515,7 @@ PyMethodDef string_tensor_variable_methods[] = {
      METH_VARARGS | METH_KEYWORDS,
      nullptr},
     {"_is_string_tensor_hold_allocation",
-     (PyCFunction)(void (*)(
-         void))tensor_method__is_string_tensor_hold_allocation,
+     (PyCFunction)(void (*)())tensor_method__is_string_tensor_hold_allocation,
      METH_VARARGS | METH_KEYWORDS,
      nullptr},
     // TODO(zhoushunjie): Need to add _copy_to, copy_ for StringTensor.
diff --git a/paddle/fluid/pybind/eager_utils.cc b/paddle/fluid/pybind/eager_utils.cc
index 2d1ff58e79b3b2..859fad84b4b1e3 100644
--- a/paddle/fluid/pybind/eager_utils.cc
+++ b/paddle/fluid/pybind/eager_utils.cc
@@ -2803,11 +2803,11 @@ void DistTensorConverter::operator()(paddle::optional<std::vector<Tensor>>* x) {
 
 static PyMethodDef EagerUtilMethods[] = {
     {"create_empty_tensors_with_var_descs",
-     (PyCFunction)(void (*)(void))GetEmptyTensorsWithVarDesc,
+     (PyCFunction)(void (*)())GetEmptyTensorsWithVarDesc,
      METH_VARARGS,
      "GetEmptyTensorsWithVarDesc"},
     {"create_empty_tensors_with_values",
-     (PyCFunction)(void (*)(void))GetEmptyTensorsWithValue,
+     (PyCFunction)(void (*)())GetEmptyTensorsWithValue,
      METH_VARARGS,
      "GetEmptyTensorsWithValue."},
     {"set_static_op_arg_pre_cast_hook",