RFR: 8326369: Bimorphic inlining not applied at a call site that was initially monomorphic

[Galder Zamarreño]

On Thu, 7 Nov 2024 00:13:00 GMT, Vladimir Ivanov <vlivanov at openjdk.org> wrote:

>> This issue was fixed by JDK-8339299 indirectly (see [PR](https://github.com/openjdk/jdk/pull/20786)), but the PR for 8339299 didn't include any new tests, so I'm sending this PR with the test that Filipp added in 8326369 so that such issue doesn't come back inadvertently. I've added him as co-author and applied some small formatting changes.
>
> Please, reframe JDK-8326369 as an Enhancement to add a missing test case. Otherwise, it looks confusing.
> 
> It's also fine to create new issue and close JDK-8326369 as a duplicate of JDK-8339299.

@iwanowww I've reframed JDK-8326369 as per your suggestion.

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PR Comment: https://git.openjdk.org/jdk/pull/21920#issuecomment-2461339721