diff --git a/test/dygraph_to_static/test_loop.py b/test/dygraph_to_static/test_loop.py
index fb2600b8ac2dc0..edaa9f32fb96fd 100644
--- a/test/dygraph_to_static/test_loop.py
+++ b/test/dygraph_to_static/test_loop.py
@@ -19,11 +19,13 @@
 import numpy as np
 from dygraph_to_static_utils import (
     Dy2StTestBase,
+    test_legacy_and_pt_and_pir,
 )
 
 import paddle
 import paddle.nn.functional as F
 from paddle import base
+from paddle.base.framework import use_pir_api
 from paddle.jit.dy2static.transformers.loop_transformer import NameVisitor
 from paddle.utils import gast
 
@@ -251,6 +253,7 @@ def setUp(self):
 
         self.nested_for_loop_func = nested_for_loop_dyfunc
 
+    @test_legacy_and_pt_and_pir
     def test_loop_vars(self):
         for i in range(len(self.loop_funcs)):
             func = self.loop_funcs[i]
@@ -266,6 +269,7 @@ def test_loop_vars(self):
                     self.assertEqual(loop_var_names, self.loop_var_names[i])
                     self.assertEqual(create_var_names, self.create_var_names[i])
 
+    @test_legacy_and_pt_and_pir
     def test_nested_loop_vars(self):
         func = self.nested_for_loop_func
         test_func = inspect.getsource(func)
@@ -334,6 +338,7 @@ def _run(self, to_static):
         else:
             return ret
 
+    @test_legacy_and_pt_and_pir
     def test_ast_to_func(self):
         static_numpy = self._run_static()
         dygraph_numpy = self._run_dygraph()
@@ -350,6 +355,13 @@ class TestTransformWhileLoopWithConflicVar(TestTransformWhileLoop):
     def _init_dyfunc(self):
         self.dyfunc = while_loop_dyfun_with_conflict_var
 
+    # This test raises an error about UndefinedVar in pir mode,
+    # it can be removed after the bug is fixed.
+    def test_ast_to_func(self):
+        static_numpy = self._run_static()
+        dygraph_numpy = self._run_dygraph()
+        np.testing.assert_allclose(dygraph_numpy, static_numpy, rtol=1e-05)
+
 
 class TestTransformWhileLoopWithNone(TestTransformWhileLoop):
     def _init_dyfunc(self):
@@ -407,6 +419,7 @@ def _run(self, to_static):
             ret = self.dyfunc(self.len)
         return ret.numpy()
 
+    @test_legacy_and_pt_and_pir
     def test_ast_to_func(self):
         np.testing.assert_allclose(
             self._run_dygraph(), self._run_static(), rtol=1e-05
@@ -432,6 +445,13 @@ class TestClassVarInForLoop(TestTransformForLoop):
     def _init_dyfunc(self):
         self.dyfunc = for_loop_class_var
 
+    # This test raises an error about UndefinedVar in pir mode,
+    # it can be removed after the bug is fixed.
+    def test_ast_to_func(self):
+        np.testing.assert_allclose(
+            self._run_dygraph(), self._run_static(), rtol=1e-05
+        )
+
 
 class TestVarCreateInForLoop(TestTransformForLoop):
     def _init_dyfunc(self):
@@ -463,6 +483,7 @@ def forward(self, x):
 
 
 class TestForLoopMeetDict(Dy2StTestBase):
+    @test_legacy_and_pt_and_pir
     def test_start(self):
         net = Net()
         model = paddle.jit.to_static(
@@ -474,7 +495,9 @@ def test_start(self):
             ],
         )
         temp_dir = tempfile.TemporaryDirectory()
-        paddle.jit.save(model, temp_dir.name)
+        # TODO(pir-save-load): Fix this after we support save/load in PIR
+        if not use_pir_api():
+            paddle.jit.save(model, temp_dir.name)
         temp_dir.cleanup()