hg: shenandoah/jdk9/hotspot: C2: the result of an implicit null check read barrier may be used when the check fails

[rwestrel at redhat.com]

Changeset: 307980ea8e60
Author:    roland
Date:      2016-12-19 11:22 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/307980ea8e60

C2: the result of an implicit null check read barrier may be used when the check fails

! src/share/vm/opto/shenandoahSupport.cpp