git: openjdk/jdk: 8329764: G1: Handle null references during verification first

[Thomas Schatzl]

Changeset: a3fecdb2
Author:    Thomas Schatzl <tschatzl at openjdk.org>
Date:      2024-04-15 13:21:18 +0000
URL:       https://git.openjdk.org/jdk/commit/a3fecdb2f417bd32e528f907bc293cc494746955

8329764: G1: Handle null references during verification first

Reviewed-by: stefank, iwalulya

! src/hotspot/share/gc/g1/g1HeapRegion.cpp