Avoid inconsistent implicit toString on potential string subtypes
#10098
| Job | Run time |
|---|---|
| 11m 26s | |
| 59s | |
| 12m 25s |
toString on potential string subtypes
#10098
| Job | Run time |
|---|---|
| 11m 26s | |
| 59s | |
| 12m 25s |