fix(Mmap): remove maybe_unused attribute to support old compilers
#443
| Job | Run time |
|---|---|
| 2m 26s | |
| 3m 8s | |
| 2m 23s | |
| 3m 24s | |
| 2m 5s | |
| 1m 44s | |
| 2m 10s | |
| 2m 2s | |
| 2m 15s | |
| 1m 38s | |
| 1m 52s | |
| 25m 7s |