[Fix #22254] Put real storage behind PM_STRING_EMPTY (#4228)
#3207
| Job | Run time |
|---|---|
| 9m 12s | |
| 9m 12s |
PM_STRING_EMPTY (#4228)
#3207
| Job | Run time |
|---|---|
| 9m 12s | |
| 9m 12s |