hg: valhalla/valhalla: 8214307: [lworld][C1] Access to flattened fields does not support nested flattened fields

[frederic.parain at oracle.com]

Changeset: 5c6c7e2fa048
Author:    fparain
Date:      2018-11-28 10:26 -0500
URL:       http://hg.openjdk.java.net/valhalla/valhalla/rev/5c6c7e2fa048

8214307: [lworld][C1] Access to flattened fields does not support nested flattened fields

! src/hotspot/share/c1/c1_GraphBuilder.cpp
! src/hotspot/share/c1/c1_GraphBuilder.hpp
! src/hotspot/share/ci/ciField.cpp