!3097 replace unsafe function

Merge pull request !3097 from wangqiuliang/replace-unsafe-function

mindspore/ccsrc/frontend/optimizer/irpass/arithmetic_simplify.cc

@@ -153,7 +153,7 @@ AnfNodePtr TensorMultiplyBase::NewTensorFilledWithData(const AnfNodePtr &node, c
   char *data = reinterpret_cast<char *>(new_tensor_ptr->data_c());
 
   if (x == nullptr) {
-    std::memset(data, 0, mem_size);
+    memset_s(data, mem_size, 0, mem_size);
     auto new_vnode = NewValueNode(new_tensor_ptr);
     new_vnode->set_abstract(new_tensor_ptr->ToAbstract());
     return new_vnode;
@@ -188,10 +188,11 @@ AnfNodePtr TensorMultiplyBase::NewTensorFilledWithData(const AnfNodePtr &node, c
   char *source_data = reinterpret_cast<char *>(GetPointerToTensorData(x));
   if (x_tensor_ptr->DataSize() == 1) {
     for (int i = 0; i < new_tensor_ptr->ElementsNum(); i++) {
-      memcpy(data + i * GetTypeByte(tensor_type_ptr), source_data, GetTypeByte(tensor_type_ptr));
+      memcpy_s(data + i * GetTypeByte(tensor_type_ptr), GetTypeByte(tensor_type_ptr), source_data,
+               GetTypeByte(tensor_type_ptr));
     }
   } else {
-    memcpy(data, source_data, mem_size);
+    memcpy_s(data, mem_size, source_data, mem_size);
   }
   auto new_vnode = NewValueNode(new_tensor_ptr);
   new_vnode->set_abstract(new_tensor_ptr->ToAbstract());