git: openjdk/jdk: jdk26: 8370198: Test gc/arguments/TestShrinkHeapInSteps.java crashed: assert(left >= right) failed: avoid underflow

[Albert Mingkun Yang]

Changeset: 22fe7077
Branch: jdk26
Author:    Albert Mingkun Yang <ayang at openjdk.org>
Date:      2025-12-09 18:24:44 +0000
URL:       https://git.openjdk.org/jdk/commit/22fe70770acfb938dd95b361dbe8573abb1c84b1

8370198: Test gc/arguments/TestShrinkHeapInSteps.java crashed:  assert(left >= right) failed: avoid underflow

Reviewed-by: stefank
Backport-of: d34ef196c298aa91f8511714cfb04b15ae7fbf0a

! src/hotspot/cpu/aarch64/macroAssembler_aarch64.cpp
! src/hotspot/cpu/riscv/macroAssembler_riscv.cpp
! src/hotspot/share/gc/serial/serialHeap.cpp
! src/hotspot/share/gc/serial/serialHeap.hpp