Fix #653: defined() not recognizing ## token paste in its operand (GNU extension) #1556
| Job | Run time |
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| 55s | |
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| 1m 29s | |
| 3m 52s | |
| 3m 11s | |
| 1m 1s | |
| 35s | |
| 3m 23s | |
| 1m 57s | |
| 38s | |
| 1m 4s | |
| 39s | |
| 35s | |
| 20m 23s |
| Job | Run time |
|---|---|
| 55s | |
| 1m 4s | |
| 1m 29s | |
| 3m 52s | |
| 3m 11s | |
| 1m 1s | |
| 35s | |
| 3m 23s | |
| 1m 57s | |
| 38s | |
| 1m 4s | |
| 39s | |
| 35s | |
| 20m 23s |