Fix immortality test

Author: markshannon

Lib/test/test_builtin.py

@@ -2694,18 +2694,15 @@ def __del__(self):
 class ImmortalTests(unittest.TestCase):
 
     if sys.maxsize < (1 << 32):
-        if support.Py_GIL_DISABLED:
-            IMMORTAL_REFCOUNT = 5 << 28
-        else:
-            IMMORTAL_REFCOUNT = 7 << 28
+        IMMORTAL_REFCOUNT_MINIMUM = 1 << 30
     else:
-        IMMORTAL_REFCOUNT = 3 << 30
+        IMMORTAL_REFCOUNT_MINIMUM = 1 << 31
 
     IMMORTALS = (None, True, False, Ellipsis, NotImplemented, *range(-5, 257))
 
     def assert_immortal(self, immortal):
         with self.subTest(immortal):
-            self.assertEqual(sys.getrefcount(immortal), self.IMMORTAL_REFCOUNT)
+            self.assertGreater(sys.getrefcount(immortal), self.IMMORTAL_REFCOUNT_MINIMUM)
 
     def test_immortals(self):
         for immortal in self.IMMORTALS:

Python/sysmodule.c

@@ -1954,9 +1954,6 @@ static Py_ssize_t
 sys_getrefcount_impl(PyObject *module, PyObject *object)
 /*[clinic end generated code: output=5fd477f2264b85b2 input=bf474efd50a21535]*/
 {
-    if (_Py_IsImmortal(object)) {
-        return _Py_IMMORTAL_INITIAL_REFCNT;
-    }
     return Py_REFCNT(object);
 }