GH-49164: [C++] Avoid invalid if() args in cmake when arrow is a subproject #48263
| Job | Run time |
|---|---|
| 32m 57s | |
| 37m 52s | |
| 4m 17s | |
| 49m 0s | |
| 48m 45s | |
| 25m 6s | |
| 32m 18s | |
| 23m 51s | |
| 34m 35s | |
| 4h 48m 41s |
| Job | Run time |
|---|---|
| 32m 57s | |
| 37m 52s | |
| 4m 17s | |
| 49m 0s | |
| 48m 45s | |
| 25m 6s | |
| 32m 18s | |
| 23m 51s | |
| 34m 35s | |
| 4h 48m 41s |