singletons-{th,base}: Require building with GHC 9.12
#381
| Job | Run time |
|---|---|
| 5m 43s | |
| 2m 29s | |
| 2m 23s | |
| 2m 22s | |
| 2m 7s | |
| 1m 48s | |
| 1m 58s | |
| 1m 46s | |
| 1m 44s | |
| 1m 57s | |
| 1m 53s | |
| 1m 51s | |
| 1m 59s | |
| 30m 0s |