Integrated: 8352418: Add verification code to check that the associated loop nodes of useless Template Assertion Predicates are dead

[Christian Hagedorn]

On Mon, 31 Mar 2025 12:28:59 GMT, Christian Hagedorn <chagedorn at openjdk.org> wrote:

> As already suggested in https://github.com/openjdk/jdk/pull/23823, I want to do the following additional verification:
> 
> After `eliminate_useless_predicates()` all now useless `OpaqueTemplateAssertionPredicate` nodes should not have any references to `CountedLoop` nodes that are still in the graph (otherwise, they would have been marked useful). This verification did not work reliably without the full Assertion Predicates fix [JDK-8350577](https://bugs.openjdk.org/browse/JDK-8350577). Since JDK-8350577 is now integrated, I propose to add this additional verification code.
> 
> Thanks,
> Christian

This pull request has now been integrated.

Changeset: c9baa8a7
Author:    Christian Hagedorn <chagedorn at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/c9baa8a7aea0be7221f0af834fe73f035436bd8d
Stats:     43 lines in 2 files changed: 43 ins; 0 del; 0 mod

8352418: Add verification code to check that the associated loop nodes of useless Template Assertion Predicates are dead

Reviewed-by: epeter, roland

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PR: https://git.openjdk.org/jdk/pull/24326