David Sherwood 1c10821022
[LoopVectorize] Fix divide-by-zero bug (#80836) (#81721)
When attempting to use the estimated trip count to refine the costs of
the runtime memory checks we should also check for sane trip counts to
prevent divide-by-zero faults on some platforms.

Fixes #80836
2024-02-14 16:07:51 +00:00
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