[jdk26] RFR: 8351889: C2 crash: assertion failed: Base pointers must match (addp 344)

Thu Dec 18 08:40:17 UTC 2025

Hi all,

This pull request contains a backport of commit [ad29642d](https://github.com/openjdk/jdk/commit/ad29642d8f4e8e0fb1223b14b85ab7841d7b1b51) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Roland Westrelin on 15 Dec 2025 and was reviewed by Roberto Castañeda Lozano and Emanuel Peter.

Thanks!

-------------

Commit messages:
 - Backport ad29642d8f4e8e0fb1223b14b85ab7841d7b1b51

Changes: https://git.openjdk.org/jdk/pull/28893/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=28893&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8351889
  Stats: 159 lines in 10 files changed: 148 ins; 3 del; 8 mod
  Patch: https://git.openjdk.org/jdk/pull/28893.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/28893/head:pull/28893

PR: https://git.openjdk.org/jdk/pull/28893