Merge 3.6 (issue #26182)

diff --cc Misc/NEWS
index 45e210d32cc62c243bac176994cc1bf320e9967b,361e6082ca81ad07165c3eca96300e5b204c2fea..cf6ca4d29840924cbdb9fd35f973eac6b0c4a4d4
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -109,6 -245,6 +109,8 @@@ Core and Builtin
  - Issue #26182: Raise DeprecationWarning when async and await keywords are
    used as variable/attribute/class/function name.
  
++- Issue #26182: Fix ia refleak in code that raises DeprecationWarning.
++
  Library
  -------