X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fcollision.cpp;h=716c05aa53beddcb56e8e3c443a3cdea47e74170;hb=4c53a552c13dbe9d587e34e3cf48e82877d09288;hp=3d1698354a55e2d1dcdbee4919b70542ad170387;hpb=e786c13bee9823a3d346acf309e490d384e45803;p=supertux.git

diff --git a/src/collision.cpp b/src/collision.cpp
index 3d1698354..716c05aa5 100644
--- a/src/collision.cpp
+++ b/src/collision.cpp
@@ -18,6 +18,7 @@
 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 //  02111-1307, USA.
 
+#include <cmath>
 #include "defines.h"
 #include "collision.h"
 #include "bitmask.h"