Use checked math for _new_from_parent (#2859)
#8
| Job | Run time |
|---|---|
| 18m 41s | |
| 29m 22s | |
| 48m 3s |
_new_from_parent (#2859)
#8
| Job | Run time |
|---|---|
| 18m 41s | |
| 29m 22s | |
| 48m 3s |