[3.14] gh-146613: Fix re-entrant use-after-free in itertools._grouper (GH-147962)
#248111
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| 3s | |
| 7s |
itertools._grouper (GH-147962)
#248111
| Job | Run time |
|---|---|
| 4s | |
| 3s | |
| 7s |