Resolve false negative for used-before-assignment with TYPE_CHECKING guard
#4327
| Job | Run time |
|---|---|
| 8m 11s | |
| 8m 18s | |
| 2m 25s | |
| 43s | |
| 8m 13s | |
| 3m 33s | |
| 8m 12s | |
| 1m 7s | |
| 40m 42s |