diff -r 37891ba5e10b -r 1e32628eb167 hedgewars/uGearsHedgehog.pas
--- a/hedgewars/uGearsHedgehog.pas	Fri Dec 20 15:06:18 2013 +0400
+++ b/hedgewars/uGearsHedgehog.pas	Sat Dec 21 01:14:59 2013 +0400
@@ -1349,7 +1349,7 @@
     if (WorldEdge = weWrap) and ((TestCollisionXwithGear(Gear, 1) <> 0) or (TestCollisionXwithGear(Gear, -1) <> 0))  then
         begin
         Gear^.X:= tX;
-        Gear^.dX.isNegative:= (hwRound(tX) > leftX+Gear^.Radius*2)
+        Gear^.dX.isNegative:= (hwRound(tX) > LongInt(leftX) + Gear^.Radius * 2)
         end
     end;