reduce: prefer use of VIPS_FABS() (#4243)
#1449
| Job | Run time |
|---|---|
| 2m 52s | |
| 14m 23s | |
| 2m 28s | |
| 19m 43s |
VIPS_FABS() (#4243)
#1449
| Job | Run time |
|---|---|
| 2m 52s | |
| 14m 23s | |
| 2m 28s | |
| 19m 43s |