Implement valid/in-enum for C++98, fix MSVC compat for C++11
#642
| Job | Run time |
|---|---|
| 1m 11s | |
| 1m 12s | |
| 1m 21s | |
| 3m 44s |
valid/in-enum for C++98, fix MSVC compat for C++11
#642
| Job | Run time |
|---|---|
| 1m 11s | |
| 1m 12s | |
| 1m 21s | |
| 3m 44s |