disable the cfg_simplify! optimization on pre-1.11 versions
#1207
| Job | Run time |
|---|---|
| 2m 57s | |
| 3m 46s | |
| 2m 19s | |
| 2m 26s | |
| 4m 3s | |
| 2m 58s | |
| 3m 35s | |
| 2m 45s | |
| 2m 19s | |
| 4m 4s | |
| 1m 35s | |
| 1m 57s | |
| 3m 25s | |
| 2m 18s | |
| 3m 0s | |
| 43m 27s |