git: openjdk/jdk: 8295124: Atomic::add to pointer type may return wrong value

[Kim Barrett]

Changeset: 1164258e
Author:    Kim Barrett <kbarrett at openjdk.org>
Date:      2022-10-20 22:24:53 +0000
URL:       https://git.openjdk.org/jdk/commit/1164258ec7d173944f48cba368d6c50a07b4c283

8295124: Atomic::add to pointer type may return wrong value

Reviewed-by: tschatzl, coleenp

! src/hotspot/share/runtime/atomic.hpp
! test/hotspot/gtest/runtime/test_atomic.cpp