From 6eb005ac89dc619655e824c6cb2c694b0682db4f Mon Sep 17 00:00:00 2001
From: Denis Davydov <davydden@gmail.com>
Date: Mon, 22 Feb 2016 18:51:45 +0100
Subject: [PATCH] add a missing include for std::accumulate()

---
 include/deal.II/grid/tria.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/deal.II/grid/tria.h b/include/deal.II/grid/tria.h
index cd67d8dc6f..2388994e53 100644
--- a/include/deal.II/grid/tria.h
+++ b/include/deal.II/grid/tria.h
@@ -39,7 +39,7 @@ DEAL_II_ENABLE_EXTRA_DIAGNOSTICS
 #include <vector>
 #include <list>
 #include <map>
-#include <algorithm>
+#include <numeric>
 
 
 DEAL_II_NAMESPACE_OPEN
-- 
2.39.5