From b695252505c6ab9445a739d3b43db59ed7f75ac9 Mon Sep 17 00:00:00 2001
From: Phil Miller <mille121@illinois.edu>
Date: Mon, 2 Jan 2017 13:55:15 -0600
Subject: [PATCH] Make messages to group objects respect marked dependencies on
 other group's existence

Change-Id: I711b77b6d2d21f50ea9cd2f481d0338ec9194c43
---
 src/ck-core/ck.C | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/ck-core/ck.C b/src/ck-core/ck.C
index 9c47b00c81..5659de5801 100644
--- a/src/ck-core/ck.C
+++ b/src/ck-core/ck.C
@@ -1098,6 +1098,11 @@ static inline void _deliverForBocMsg(CkCoreState *ck,int epIdx,envelope *env,Irr
 
 static inline void _processForBocMsg(CkCoreState *ck,envelope *env)
 {
+  CkGroupID depID = env->getGroupDep();
+  if (!depID.isZero() && !_lookupGroupAndBufferIfNotThere(ck, env, depID)) {
+      return;
+  }
+
   CkGroupID groupID =  env->getGroupNum();
   IrrGroup *obj = _lookupGroupAndBufferIfNotThere(ck,env,env->getGroupNum());
   if(obj) {
-- 
2.11.4.GIT