From de12d4a207f04339c9b193edfa72d13590bb30ed Mon Sep 17 00:00:00 2001
From: peter1138 <peter1138@openttd.org>
Date: Tue, 9 May 2006 10:35:13 +0000
Subject: (svn r4791) - Codechange: Mark road bits as unsigned. Fixes warning
 with older gcc versions.

---
 road.h | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/road.h b/road.h
index 1d8d4b862..a7860af28 100644
--- a/road.h
+++ b/road.h
@@ -4,10 +4,10 @@
 #define ROAD_H
 
 typedef enum RoadBits {
-	ROAD_NW  = 1,
-	ROAD_SW  = 2,
-	ROAD_SE  = 4,
-	ROAD_NE  = 8,
+	ROAD_NW  = 1U,
+	ROAD_SW  = 2U,
+	ROAD_SE  = 4U,
+	ROAD_NE  = 8U,
 	ROAD_X   = ROAD_SW | ROAD_NE,
 	ROAD_Y   = ROAD_NW | ROAD_SE,
 	ROAD_ALL = ROAD_X  | ROAD_Y
@@ -20,7 +20,7 @@ static inline RoadBits ComplementRoadBits(RoadBits r)
 
 static inline RoadBits DiagDirToRoadBits(DiagDirection d)
 {
-	return 1 << (3 ^ d);
+	return 1U << (3 ^ d);
 }
 
 #endif
-- 
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