Fix diagonal() strides calculation for empty results
#1457
| Job | Run time |
|---|---|
| 2m 13s | |
| 28m 43s | |
| 33m 8s | |
| 1h 4m 4s |
diagonal() strides calculation for empty results
#1457
| Job | Run time |
|---|---|
| 2m 13s | |
| 28m 43s | |
| 33m 8s | |
| 1h 4m 4s |