From 015340d60ce0f519236667ab2650a79bca498547 Mon Sep 17 00:00:00 2001
From: Michael Marshall <43034299+mmphys@users.noreply.github.com>
Date: Wed, 19 Jun 2019 09:37:03 +0100
Subject: [PATCH] Elided superfluous copy on write

---
 Hadrons/Modules/MDistil/BC2.hpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Hadrons/Modules/MDistil/BC2.hpp b/Hadrons/Modules/MDistil/BC2.hpp
index d3c4475a..6d30ad22 100644
--- a/Hadrons/Modules/MDistil/BC2.hpp
+++ b/Hadrons/Modules/MDistil/BC2.hpp
@@ -223,8 +223,8 @@ void TBC2<FImpl>::execute(void)
       }
     }
     
-    BFieldIO BField_save;
-    BField_save.BField = m;
+    //BFieldIO BField_save;
+    //BField_save.BField = m;
 
 
     GridCartesian * grid = env().getGrid();
@@ -232,7 +232,8 @@ void TBC2<FImpl>::execute(void)
       std::string filename ="./" + output + ".h5"; 
       std::cout << "Writing to file " << filename << std::endl;
       Grid::Hdf5Writer writer(filename);
-      write(writer,"BaryonField",BField_save.BField);
+      //write(writer,"BaryonField",BField_save.BField);
+      write(writer,"BaryonField",m);
     }
 }