RFR: 8351645: C2: ExpandBitsNode::Ideal hits assert because of TOP input

[Sandhya Viswanathan]

On Mon, 2 Jun 2025 11:53:23 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

> Bugfix patch adds missing safe type access checks in Expand/Compress Ideal transforms.
> Test mentioned in the bug report has been included allong with the patch.
> 
> Kindly review.
> 
> Best Regards,
> Jatin

Looks good to me.

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Marked as reviewed by sviswanathan (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/25586#pullrequestreview-2893459874