diff --git a/paddle/fluid/eager/auto_code_generator/final_state_generator/codegen_utils.py b/paddle/fluid/eager/auto_code_generator/final_state_generator/codegen_utils.py
index 29049bff90de3cde6dba2a0c838f9fb45f3d3a52..64f2602c441c61d181ec6bf01a92205a2874e633 100644
--- a/paddle/fluid/eager/auto_code_generator/final_state_generator/codegen_utils.py
+++ b/paddle/fluid/eager/auto_code_generator/final_state_generator/codegen_utils.py
@@ -446,7 +446,13 @@ class FunctionGeneratorBase:
 
         for i in range(len(forward_returns_list)):
             forward_return = forward_returns_list[i]
-            return_name = forward_return[0]
+            if len(forward_return[0]) == 0:
+                if (len(forward_returns_list) == 1):
+                    return_name = "out"
+                else:
+                    return_name = "out_{}".format(i + 1)
+            else:
+                return_name = forward_return[0]
             return_type = forward_return[1]
             return_pos = forward_return[2]