git: openjdk/jdk21u-dev: master: 8331421: ubsan: vmreg.cpp checking error member call on misaligned address

[Martin Doerr]

Changeset: 4e76dad1
Author:    Martin Doerr <mdoerr at openjdk.org>
Date:      2024-06-12 19:38:24 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/4e76dad193c439e9a7adcc5fc1ec70caced6697e

8331421: ubsan: vmreg.cpp checking error member call on misaligned address

Reviewed-by: mbaesken
Backport-of: beebce044db97e50a7aea3f83d70e134b2128d0a

! src/hotspot/share/code/vmreg.cpp
! src/hotspot/share/code/vmreg.hpp