[jdk26] Integrated: 8375653: C2: CmpUNode::sub is not monotonic

[Quan Anh Mai]

On Mon, 26 Jan 2026 12:09:38 GMT, Quan Anh Mai <qamai at openjdk.org> wrote:

> Hi all,
> 
> This pull request contains a backport of commit [30675faa](https://github.com/openjdk/jdk/commit/30675faa67d1bbb4acc729a841493bb8311416af) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Quan Anh Mai on 26 Jan 2026 and was reviewed by Christian Hagedorn and Marc Chevalier.
> 
> Thanks!

This pull request has now been integrated.

Changeset: 52340411
Author:    Quan Anh Mai <qamai at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/523404112e9efaee357470a33d6fcb08a22029da
Stats:     387 lines in 3 files changed: 291 ins; 77 del; 19 mod

8375653: C2: CmpUNode::sub is not monotonic

Reviewed-by: chagedorn, thartmann
Backport-of: 30675faa67d1bbb4acc729a841493bb8311416af

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PR: https://git.openjdk.org/jdk/pull/29412