1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/test/test_super.py b/Lib/test/test_super.py
index dc3a15f..b84863f 100644
--- a/Lib/test/test_super.py
+++ b/Lib/test/test_super.py
@@ -171,6 +171,15 @@ class TestSuper(unittest.TestCase):
         c = f().__closure__[0]
         self.assertRaises(TypeError, X.meth, c)
 
+    def test_super_init_leaks(self):
+        # Issue #26718: super.__init__ leaked memory if called multiple times.
+        # This will be caught by regrtest.py -R if this leak.
+        # NOTE: Despite the use in the test a direct call of super.__init__
+        # is not endorsed.
+        sp = super(float, 1.0)
+        for i in range(1000):
+            super.__init__(sp, int, i)
+
 
 if __name__ == "__main__":
     unittest.main()