Karoy Lorentey 8cf5bc8bdc [stdlib] Switch to using SipHash-1-3 as the standard hash function ...

Beyond switching hashing algorithms, this also enables per-execution hash seeds, fulfilling a long-standing prophecy in Hashable’s documentation.

To reduce the possibility of random test failures, StdlibUnittest’s TestSuite overrides the random hash seed on initialization.

rdar://problem/24109692
rdar://problem/35052153

2018-03-09 14:48:59 +00:00

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