RFR: 8348887: Create IR framework test for JDK-8347997

[Tobias Hartmann]

On Mon, 31 Mar 2025 13:41:17 GMT, Marc Chevalier <mchevalier at openjdk.org> wrote:

> As the ticket says:
>> Create IR framework test which checks that allocations are eliminated in the regression test included in [JDK-8347997](https://bugs.openjdk.org/browse/JDK-8347997) fix.
> 
> So here it is! We can see that in case of inlining, indeed, no allocation happens. The second part is some sanity check to emphasize the difference: of course, there is an allocation without inlining. The benefit of this second part is arguable. From my point of view, it's mostly to point out the difference to a future reader. But yes, there is nothing very surprising.
> 
> Thanks,
> Marc

test/hotspot/jtreg/compiler/c2/irTests/TestContinuationPinningAndEA.java line 51:

> 49:         try {
> 50:             test_FailsEA();
> 51:         } catch (Throwable _) {

These should normally not throw, right? I would just propagate the exception upwards. Otherwise we risk hiding real issues.

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PR Review Comment: https://git.openjdk.org/jdk/pull/24328#discussion_r2024270186