fix: allow $ref pointers to point to a null value
#349
| Job | Run time |
|---|---|
| 42s | |
| 28s | |
| 1m 16s | |
| 30s | |
| 28s | |
| 29s | |
| 49s | |
| 1m 16s | |
| 39s | |
| 1m 21s | |
| 1m 59s | |
| 6s | |
| -1s | |
| 10m 2s |
$ref pointers to point to a null value
#349
| Job | Run time |
|---|---|
| 42s | |
| 28s | |
| 1m 16s | |
| 30s | |
| 28s | |
| 29s | |
| 49s | |
| 1m 16s | |
| 39s | |
| 1m 21s | |
| 1m 59s | |
| 6s | |
| -1s | |
| 10m 2s |