fix #14015: Syntax error for __has_include with --std=gnu99
#19885
| Job | Run time |
|---|---|
| 19s | |
| 1m 4s | |
| 43s | |
| 3m 41s | |
| 2m 50s | |
| 2m 20s | |
| 4m 30s | |
| 6m 23s | |
| 3m 20s | |
| 3m 56s | |
| 3m 31s | |
| 27s | |
| 7m 21s | |
| 11m 5s | |
| 20s | |
| 13m 25s | |
| 53s | |
| 3m 55s | |
| 40m 51s | |
| 1h 50m 54s |