git: openjdk/leyden: premain: JDK-8359200 port

[duke]

Changeset: ebb0301b
Branch: premain
Author:    Vladimir Kozlov <vladimir.kozlov at oracle.com>
Date:      2025-07-18 16:13:48 +0000
URL:       https://git.openjdk.org/leyden/commit/ebb0301b423a9d7651ac0f8f2322046bb5fb9fd7

JDK-8359200 port

! src/hotspot/share/libadt/vectset.cpp
! src/hotspot/share/libadt/vectset.hpp
! src/hotspot/share/opto/block.cpp
! src/hotspot/share/opto/block.hpp
! src/hotspot/share/opto/matcher.hpp
! src/hotspot/share/opto/node.cpp
! src/hotspot/share/opto/node.hpp
+ test/hotspot/jtreg/compiler/arguments/TestOptoNodeListSize.java