From 4d79a76867b874d3093d44c78a772df83b53ee3c Mon Sep 17 00:00:00 2001
From: Filip Jeremic <fjeremic@ca.ibm.com>
Date: Wed, 25 Oct 2017 17:59:16 -0400
Subject: [PATCH] Temporarily disable ReduceSynchronizedFieldLoad

Disable ReduceSynchronizedFieldLoad until internal bugs discovered by
asserts triggered are resolved.

Signed-off-by: Filip Jeremic <fjeremic@ca.ibm.com>
---
 .../trj9/z/codegen/ReduceSynchronizedFieldLoad.cpp       | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/runtime/tr.source/trj9/z/codegen/ReduceSynchronizedFieldLoad.cpp b/runtime/tr.source/trj9/z/codegen/ReduceSynchronizedFieldLoad.cpp
index fe9ba97b631..f31a25e6471 100644
--- a/runtime/tr.source/trj9/z/codegen/ReduceSynchronizedFieldLoad.cpp
+++ b/runtime/tr.source/trj9/z/codegen/ReduceSynchronizedFieldLoad.cpp
@@ -263,9 +263,14 @@ ReduceSynchronizedFieldLoad::perform()
       {
       if (!cg->comp()->getOption(TR_DisableSynchronizedFieldLoad))
          {
-         traceMsg(cg->comp(), "Performing ReduceSynchronizedFieldLoad\n");
+         static const bool enableReduceSynchronizedFieldLoad = feGetEnv("TR_EnableReduceSynchronizedFieldLoad") != NULL;
 
-         transformed = performOnTreeTops(cg->comp()->getStartTree(), NULL);
+         if (enableReduceSynchronizedFieldLoad)
+            {
+            traceMsg(cg->comp(), "Performing ReduceSynchronizedFieldLoad\n");
+
+            transformed = performOnTreeTops(cg->comp()->getStartTree(), NULL);
+            }
          }
       }