From 538847e8a388b1b123fa3348dfe1346e207517ed Mon Sep 17 00:00:00 2001
From: Vladislav Vinogradov <vlad.vinogradov@itseez.com>
Date: Fri, 14 Sep 2012 09:34:56 +0400
Subject: [PATCH] fixed compilation under VS2012 (Bug #2352, #2355)

---
 modules/imgproc/src/generalized_hough.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/imgproc/src/generalized_hough.cpp b/modules/imgproc/src/generalized_hough.cpp
index a42de39828..b8d680097e 100644
--- a/modules/imgproc/src/generalized_hough.cpp
+++ b/modules/imgproc/src/generalized_hough.cpp
@@ -40,6 +40,7 @@
 //M*/
 
 #include "precomp.hpp"
+#include <functional>
 
 using namespace std;
 using namespace cv;