gh-123241: Make gc_free_threading.c more robust to increfs/decrefs in tp_traverse
#222750
| Job | Run time |
|---|---|
| 4s | |
| 7s | |
| 11s |
tp_traverse
#222750
| Job | Run time |
|---|---|
| 4s | |
| 7s | |
| 11s |