make rrule return identical pullback for zero as for one
#1242
| Job | Run time |
|---|---|
| 59s | |
| 24m 29s | |
| 25m 28s |
rrule return identical pullback for zero as for one
#1242
| Job | Run time |
|---|---|
| 59s | |
| 24m 29s | |
| 25m 28s |