From bc0892a1adad9d3f1cc44b91ab7c2070204f4c7d Mon Sep 17 00:00:00 2001
From: Michael Davidsaver <mdavidsaver@gmail.com>
Date: Tue, 28 Nov 2017 16:12:01 -0600
Subject: [PATCH] workaround for older gcc

---
 src/client/pva/client.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/client/pva/client.h b/src/client/pva/client.h
index 08998b3..b5051db 100644
--- a/src/client/pva/client.h
+++ b/src/client/pva/client.h
@@ -193,7 +193,10 @@ void registerRefTrack();
  */
 class epicsShareClass ClientChannel
 {
+public:
+    // public only as a workaround for old gcc
     struct Impl;
+private:
     std::tr1::shared_ptr<Impl> impl;
     friend class ClientProvider;
     friend void detail::registerRefTrack();