[jdk17] RFR: 8269820: C2 PhaseIdealLoop::do_unroll get wrong opaque node [v2]

[Hui Shi]

On Mon, 5 Jul 2021 08:47:58 GMT, Roland Westrelin <roland at openjdk.org> wrote:

> Have you considered preventing split-thru-phi with an opaque input? That would be a better fix IMO.

Thanks for your comment! I'll check other fix and back to you.

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PR: https://git.openjdk.java.net/jdk17/pull/208