hg: shenandoah/jdk10/hotspot: Heap region sampling overflow in compact matrix

[ashipile at redhat.com]

Changeset: 3f173339f389
Author:    shade
Date:      2017-08-03 13:03 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/hotspot/rev/3f173339f389

Heap region sampling overflow in compact matrix

! src/share/vm/gc/shenandoah/shenandoahHeapRegionCounters.cpp
! src/share/vm/gc/shenandoah/shenandoahHeapRegionCounters.hpp
+ test/gc/shenandoah/TestRegionSampling.java