fix eager gen grad multi out error (#41358)

paddle/fluid/eager/auto_code_generator/final_state_generator/eager_gen.py

@@ -88,9 +88,9 @@ VECTOR_TENSOR_MEMBER_TEMPLATE = \
 
 CLEAR_VECTOR_TENSOR_WRAPPERS_TEMPLATE = \
 """
-       for (auto tw: {}) {
+       for (auto& tw : {}) {{
          tw.clear();
-       };
+       }}
 """
 
 SET_ATTR_METHOD_TEMPLATE = \

python/paddle/utils/code_gen/api_base.py

@@ -193,7 +193,7 @@ class BaseAPI(object):
                     f"{api_name} : Output type error: the output type only support Tensor and Tensor[], \
                       but now is {out_type}."
 
-                return out_type, result.group('name')
+                return output_type_map[out_type], result.group('name')
 
             else:
                 if output_item.strip() in output_type_map: