Use WithComments instead of GHC's types
#1048
| Job | Run time |
|---|---|
| 5m 59s | |
| 5m 15s | |
| 5m 25s | |
| 3m 46s | |
| 4m 10s | |
| 2m 15s | |
| 7m 33s | |
| 8m 41s | |
| 11m 23s | |
| 7m 0s | |
| 8m 13s | |
| 7m 47s | |
| 7m 55s | |
| 7m 22s | |
| 9m 5s | |
| 5m 1s | |
| 4m 32s | |
| 6m 8s | |
| 1h 57m 30s |