Make a subset of libm symbols weakly available on all platforms
#1717
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| 8s | |
| 1m 58s | |
| 3m 59s | |
| 1m 35s | |
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| 1m 58s | |
| 2m 1s | |
| 3m 1s | |
| 3m 38s | |
| 3m 30s | |
| 4m 8s | |
| 4m 4s | |
| 1s | |
| 1h 2m 50s |