[mypyc] Fix incremental compilation with separate flag (1/3) (#21299)
#4961
| Job | Run time |
|---|---|
| 15m 2s | |
| 15m 2s |
separate flag (1/3) (#21299)
#4961
| Job | Run time |
|---|---|
| 15m 2s | |
| 15m 2s |