add repr to trigger the segfault, rephrase the NEWS

Signed-off-by: Keming <kemingy94@gmail.com>

Author: kemingy

Lib/test/test_set.py

@@ -701,6 +701,8 @@ def __eq__(self, value):
         self.assertEqual(len(tasks), 1)
         tasks.add(CorruptTrigger())
         self.assertEqual(len(tasks), 2)
+        # cover the case in gh-141805 that triggers segfault
+        repr(tasks)
 
 
 class SetSubclass(set):

Misc/NEWS.d/next/Core_and_Builtins/2025-11-27-17-47-09.gh-issue-141805.TT0biF.rst

@@ -1,2 +1,2 @@
-Fix set length corruption when set additions occur within
-element comparison (:meth:`object.__eq__`) methods.
+Fix set corruption due to invalid length calculation when set additions occur
+in the element comparison (:meth:`object.__eq__`) methods.