From e61b1ac16c03e0725137b5a53b9f2b5ac2ac0dd0 Mon Sep 17 00:00:00 2001
From: Dmitry Marakasov <amdmi3@amdmi3.ru>
Date: Mon, 30 Nov 2015 08:18:46 +0300
Subject: [PATCH] Include cmath for std::abs

---
 src/tilecache.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/tilecache.cc b/src/tilecache.cc
index 80d5986..d042ee3 100644
--- a/src/tilecache.cc
+++ b/src/tilecache.cc
@@ -26,6 +26,7 @@
 #include <set>
 #include <list>
 #include <cassert>
+#include <cmath>
 
 #include <SDL2/SDL_surface.h>