From 0e747d1d0f9c08d1a0f53b454ec36163d0ee4864 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Atgeirr=20Fl=C3=B8=20Rasmussen?= <atgeirr@sintef.no>
Date: Tue, 27 Mar 2012 11:00:48 +0200
Subject: [PATCH] Silence warning.

---
 opm/core/ColumnExtract.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/opm/core/ColumnExtract.hpp b/opm/core/ColumnExtract.hpp
index 5a4cdc76..51916923 100644
--- a/opm/core/ColumnExtract.hpp
+++ b/opm/core/ColumnExtract.hpp
@@ -62,7 +62,8 @@ void extractColumn( const UnstructuredGrid& grid, std::pair<std::vector<int>, st
         columns.second[local_index].push_back(i);
     }
 
-    for(int i = 0; i < columns.second.size(); ++i) {
+    int num_cols = columns.second.size();
+    for(int i = 0; i < num_cols; ++i) {
         std::sort(columns.second[i].begin(), columns.second[i].end(), ExtractColumnCompare(grid));
     }
 }