From 9487d9702d1edff25d66cc32409b76ca6858dca2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Branimir=20Karad=C5=BEi=C4=87?= <branimirkaradzic@gmail.com>
Date: Thu, 7 Apr 2016 20:06:02 -0700
Subject: [PATCH] Fixed warning.

---
 3rdparty/iqa/include/iqa_os.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/3rdparty/iqa/include/iqa_os.h b/3rdparty/iqa/include/iqa_os.h
index 12aecfbac..52e0be016 100644
--- a/3rdparty/iqa/include/iqa_os.h
+++ b/3rdparty/iqa/include/iqa_os.h
@@ -43,6 +43,8 @@
 #ifdef WIN32
 
 #include <windows.h>
+#include <math.h>
+
 #define IQA_INLINE __inline
 
 #ifndef INFINITY