Restore partial support for :fast rounding mode (#666)
#698
| Job | Run time |
|---|---|
| 1m 31s | |
| 1m 54s | |
| 2m 12s | |
| 4m 6s | |
| 2m 28s | |
| 3m 33s | |
| 1m 54s | |
| 2m 23s | |
| 4m 19s | |
| 2m 50s | |
| 3m 12s | |
| 2m 32s | |
| 2m 57s | |
| 4m 20s | |
| 3m 3s | |
| 3m 12s | |
| 46m 26s |