gh-148762: Speed up multiline regexes anchored by ^
#198293
| Job | Run time |
|---|---|
| 11s | |
| 4m 11s | |
| 27s | |
| 13m 52s | |
| 4m 11s | |
| 21m 33s | |
| 10m 21s | |
| 4m 44s | |
| 10s | |
| 18m 16s | |
| 2m 50s | |
| 3m 0s | |
| 2m 36s | |
| 2m 49s | |
| 2m 54s | |
| 2m 33s | |
| 2m 32s | |
| 18m 19s | |
| 5m 44s | |
| 25m 42s | |
| 11m 26s | |
| 18m 27s | |
| 1h 5m 0s | |
| 27m 14s | |
| 21m 22s | |
| 12m 44s | |
| 14m 51s | |
| 23m 53s | |
| 12m 35s | |
| 18m 31s | |
| 19m 34s | |
| 19m 57s | |
| 17m 47s | |
| 19m 18s | |
| 17m 57s | |
| 12m 33s | |
| 7m 26s | |
| 13m 5s | |
| 11m 14s | |
| 18m 23s | |
| 23m 20s | |
| 2m 25s | |
| 13m 15s | |
| 2m 7s | |
| 0s | |
| 2m 3s | |
| 2s | |
| 9h 33m 24s |