git: openjdk/jdk21u-dev: master: 2 new changesets

[Satyen Subramaniam]

Changeset: d2dfbd8c
Branch: master
Author:    Satyen Subramaniam <ssubramaniam at openjdk.org>
Date:      2025-08-13 16:36:53 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/d2dfbd8c34c46d70ce20de5a954936d29ab5df66

8341178: TypeRawPtr::add_offset may be "miscompiled" due to UB

Backport-of: 0a57fe1df6f3431cfb2d5d868597c61ef6af3806

! src/hotspot/share/opto/type.cpp

Changeset: e07ae668
Branch: master
Author:    Satyen Subramaniam <ssubramaniam at openjdk.org>
Date:      2025-08-13 16:37:09 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/e07ae668740eff3291e6b90bfcaac01ee9cc54fb

8336702: C2 compilation fails with "all memory state should have been processed" assert

Backport-of: ecc77a5b4a84c84ffa1580174872af6df3a4f6ca

! src/hotspot/share/opto/loopnode.cpp
+ test/hotspot/jtreg/compiler/longcountedloops/TestSafePointWithEAState.java