From 2aae501234275226dc2cce7d39c1743a8dfd6e04 Mon Sep 17 00:00:00 2001
From: yao <bitwangyaoyao@gmail.com>
Date: Thu, 24 Jan 2013 15:45:29 +0800
Subject: [PATCH] make ocl module compile on VS2012

---
 modules/ocl/src/brute_force_matcher.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/ocl/src/brute_force_matcher.cpp b/modules/ocl/src/brute_force_matcher.cpp
index 20c9ebf57..440a3101f 100644
--- a/modules/ocl/src/brute_force_matcher.cpp
+++ b/modules/ocl/src/brute_force_matcher.cpp
@@ -44,7 +44,7 @@
 //M*/
 
 #include "precomp.hpp"
-
+#include <functional>
 #include <iterator>
 #include <vector>
 using namespace cv;