hg: jdk/sandbox: 8239014: -XX:-UseEmptySlotsInSupers sometime fails to reproduce the layout of the old code

[chris.hegarty at oracle.com]

Changeset: 81133b1ca410
Author:    fparain
Date:      2020-02-19 08:57 -0500
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/81133b1ca410

8239014: -XX:-UseEmptySlotsInSupers sometime fails to reproduce the layout of the old code
Reviewed-by: dholmes, coleenp

! src/hotspot/share/classfile/fieldLayoutBuilder.cpp
! src/hotspot/share/classfile/fieldLayoutBuilder.hpp
+ test/hotspot/jtreg/runtime/FieldLayout/OldLayoutCheck.java