hg: shenandoah/jdk8u/hotspot: Fix dangling write-barrier in acmp

[roman at kennke.org]

Changeset: 338daa53ee83
Author:    rkennke
Date:      2018-12-12 15:56 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk8u/hotspot/rev/338daa53ee83

Fix dangling write-barrier in acmp

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