Fix application of keep_alive policy to constructors (regression)
diff --git a/tests/test_call_policies.py b/tests/test_call_policies.py
index 6c60f81..7c83559 100644
--- a/tests/test_call_policies.py
+++ b/tests/test_call_policies.py
@@ -156,6 +156,25 @@
     assert capture == "Releasing parent."
 
 
+def test_keep_alive_constructor(capture):
+    n_inst = ConstructorStats.detail_reg_inst()
+
+    with capture:
+        p = m.Parent(m.Child())
+        assert ConstructorStats.detail_reg_inst() == n_inst + 2
+    assert capture == """
+        Allocating child.
+        Allocating parent.
+    """
+    with capture:
+        del p
+        assert ConstructorStats.detail_reg_inst() == n_inst
+    assert capture == """
+        Releasing parent.
+        Releasing child.
+    """
+
+
 def test_call_guard():
     assert m.unguarded_call() == "unguarded"
     assert m.guarded_call() == "guarded"