cgen: allow unwrapping of x as string expr
#1620
| Job | Run time |
|---|---|
| 3m 30s | |
| 2m 11s | |
| 3m 23s | |
| 9m 4s |
x as string expr
#1620
| Job | Run time |
|---|---|
| 3m 30s | |
| 2m 11s | |
| 3m 23s | |
| 9m 4s |