RFR: 8324121: SIGFPE in PhaseIdealLoop::extract_long_range_checks [v2]

[Christian Hagedorn]

On Fri, 22 Mar 2024 16:33:30 GMT, Roland Westrelin <roland at openjdk.org> wrote:

>> Both failures occur because `ABS(scale * stride_con)` overflows (scale
>> a really large long number). I reworked the test so overflow is no
>> longer an issue.
>
> Roland Westrelin has updated the pull request incrementally with one additional commit since the last revision:
> 
>   review

Looks good!

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Marked as reviewed by chagedorn (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/18397#pullrequestreview-1957061118