From 2cc3be16294fc946d05e334b9014b5f7bb8bd993 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Atgeirr=20Fl=C3=B8=20Rasmussen?= <atgeirr@sintef.no>
Date: Fri, 23 Sep 2016 15:14:36 +0200
Subject: [PATCH] Forward declare structs as same to avoid warning.

---
 opm/core/simulator/WellState.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/opm/core/simulator/WellState.hpp b/opm/core/simulator/WellState.hpp
index baacaa179..a909371e2 100644
--- a/opm/core/simulator/WellState.hpp
+++ b/opm/core/simulator/WellState.hpp
@@ -34,7 +34,7 @@
 
 namespace Opm
 {
-    class PhaseUsage;
+    struct PhaseUsage;
 
     /// The state of a set of wells.
     class WellState