From 982f5a6aa2f600106f9bd292ebefcef52e6e65e6 Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Sun, 21 Sep 2014 11:23:33 +0000
Subject: (svn r26878) -Change: move m6 to TileExtended to keep Tile 8 bytes
 and thus better alignable

---
 src/bridge_map.h              |  4 ++--
 src/clear_map.h               |  6 +++---
 src/industry_map.h            |  8 +++----
 src/map_type.h                |  1 +
 src/object_map.h              |  2 +-
 src/rail_map.h                |  4 ++--
 src/road_map.h                | 10 ++++-----
 src/saveload/afterload.cpp    | 50 +++++++++++++++++++++----------------------
 src/saveload/map_sl.cpp       | 12 +++++------
 src/saveload/oldloader_sl.cpp |  8 +++----
 src/saveload/station_sl.cpp   |  2 +-
 src/station_map.h             | 10 ++++-----
 src/town_map.h                | 10 ++++-----
 src/tree_map.h                |  2 +-
 src/tunnel_map.h              |  4 ++--
 src/void_map.h                |  2 +-
 src/water_map.h               |  8 +++----
 17 files changed, 72 insertions(+), 71 deletions(-)

diff --git a/src/bridge_map.h b/src/bridge_map.h
index 6ff78a7ec..be10ab8c7 100644
--- a/src/bridge_map.h
+++ b/src/bridge_map.h
@@ -68,7 +68,7 @@ static inline bool IsBridgeAbove(TileIndex t)
 static inline BridgeType GetBridgeType(TileIndex t)
 {
 	assert(IsBridgeTile(t));
-	return GB(_m[t].m6, 2, 4);
+	return GB(_me[t].m6, 2, 4);
 }
 
 /**
@@ -146,7 +146,7 @@ static inline void MakeBridgeRamp(TileIndex t, Owner o, BridgeType bridgetype, D
 	_m[t].m3 = rt;
 	_m[t].m4 = 0;
 	_m[t].m5 = 1 << 7 | tt << 2 | d;
-	SB(_m[t].m6, 2, 4, bridgetype);
+	SB(_me[t].m6, 2, 4, bridgetype);
 	_me[t].m7 = 0;
 }
 
diff --git a/src/clear_map.h b/src/clear_map.h
index db638ca6c..bd48c079a 100644
--- a/src/clear_map.h
+++ b/src/clear_map.h
@@ -228,7 +228,7 @@ static inline uint GetFence(TileIndex t, DiagDirection side)
 		case DIAGDIR_SE: return GB(_m[t].m4, 2, 3);
 		case DIAGDIR_SW: return GB(_m[t].m4, 5, 3);
 		case DIAGDIR_NE: return GB(_m[t].m3, 5, 3);
-		case DIAGDIR_NW: return GB(_m[t].m6, 2, 3);
+		case DIAGDIR_NW: return GB(_me[t].m6, 2, 3);
 	}
 }
 
@@ -247,7 +247,7 @@ static inline void SetFence(TileIndex t, DiagDirection side, uint h)
 		case DIAGDIR_SE: SB(_m[t].m4, 2, 3, h); break;
 		case DIAGDIR_SW: SB(_m[t].m4, 5, 3, h); break;
 		case DIAGDIR_NE: SB(_m[t].m3, 5, 3, h); break;
-		case DIAGDIR_NW: SB(_m[t].m6, 2, 3, h); break;
+		case DIAGDIR_NW: SB(_me[t].m6, 2, 3, h); break;
 	}
 }
 
@@ -287,7 +287,7 @@ static inline void MakeField(TileIndex t, uint field_type, IndustryID industry)
 	_m[t].m3 = field_type;
 	_m[t].m4 = 0 << 5 | 0 << 2;
 	SetClearGroundDensity(t, CLEAR_FIELDS, 3);
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
diff --git a/src/industry_map.h b/src/industry_map.h
index 7d927a13c..9d2e3de21 100644
--- a/src/industry_map.h
+++ b/src/industry_map.h
@@ -127,7 +127,7 @@ static inline void SetIndustryConstructionStage(TileIndex tile, byte value)
 static inline IndustryGfx GetCleanIndustryGfx(TileIndex t)
 {
 	assert(IsTileType(t, MP_INDUSTRY));
-	return _m[t].m5 | (GB(_m[t].m6, 2, 1) << 8);
+	return _m[t].m5 | (GB(_me[t].m6, 2, 1) << 8);
 }
 
 /**
@@ -152,7 +152,7 @@ static inline void SetIndustryGfx(TileIndex t, IndustryGfx gfx)
 {
 	assert(IsTileType(t, MP_INDUSTRY));
 	_m[t].m5 = GB(gfx, 0, 8);
-	SB(_m[t].m6, 2, 1, GB(gfx, 8, 1));
+	SB(_me[t].m6, 2, 1, GB(gfx, 8, 1));
 }
 
 /**
@@ -252,7 +252,7 @@ static inline void SetIndustryRandomBits(TileIndex tile, byte bits)
 static inline byte GetIndustryTriggers(TileIndex tile)
 {
 	assert(IsTileType(tile, MP_INDUSTRY));
-	return GB(_m[tile].m6, 3, 3);
+	return GB(_me[tile].m6, 3, 3);
 }
 
 
@@ -266,7 +266,7 @@ static inline byte GetIndustryTriggers(TileIndex tile)
 static inline void SetIndustryTriggers(TileIndex tile, byte triggers)
 {
 	assert(IsTileType(tile, MP_INDUSTRY));
-	SB(_m[tile].m6, 3, 3, triggers);
+	SB(_me[tile].m6, 3, 3, triggers);
 }
 
 /**
diff --git a/src/map_type.h b/src/map_type.h
index 9e0dec5aa..327f6d28f 100644
--- a/src/map_type.h
+++ b/src/map_type.h
@@ -32,6 +32,7 @@ struct Tile {
  * Look at docs/landscape.html for the exact meaning of the members.
  */
 struct TileExtended {
+	byte m6; ///< General purpose
 	byte m7; ///< Primarily used for newgrf support
 };
 
diff --git a/src/object_map.h b/src/object_map.h
index 85faf4444..1aaf98434 100644
--- a/src/object_map.h
+++ b/src/object_map.h
@@ -82,7 +82,7 @@ static inline void MakeObject(TileIndex t, Owner o, ObjectID index, WaterClass w
 	_m[t].m3 = random;
 	_m[t].m4 = 0;
 	_m[t].m5 = index >> 16;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
diff --git a/src/rail_map.h b/src/rail_map.h
index c8033a311..2431a7920 100644
--- a/src/rail_map.h
+++ b/src/rail_map.h
@@ -525,7 +525,7 @@ static inline void MakeRailNormal(TileIndex t, Owner o, TrackBits b, RailType r)
 	_m[t].m3 = r;
 	_m[t].m4 = 0;
 	_m[t].m5 = RAIL_TILE_NORMAL << 6 | b;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
@@ -538,7 +538,7 @@ static inline void MakeRailDepot(TileIndex t, Owner o, DepotID did, DiagDirectio
 	_m[t].m3 = r;
 	_m[t].m4 = 0;
 	_m[t].m5 = RAIL_TILE_DEPOT << 6 | d;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
diff --git a/src/road_map.h b/src/road_map.h
index 6fe1a02b1..693730294 100644
--- a/src/road_map.h
+++ b/src/road_map.h
@@ -461,7 +461,7 @@ enum Roadside {
  */
 static inline Roadside GetRoadside(TileIndex tile)
 {
-	return (Roadside)GB(_m[tile].m6, 3, 3);
+	return (Roadside)GB(_me[tile].m6, 3, 3);
 }
 
 /**
@@ -471,7 +471,7 @@ static inline Roadside GetRoadside(TileIndex tile)
  */
 static inline void SetRoadside(TileIndex tile, Roadside s)
 {
-	SB(_m[tile].m6, 3, 3, s);
+	SB(_me[tile].m6, 3, 3, s);
 }
 
 /**
@@ -558,7 +558,7 @@ static inline void MakeRoadNormal(TileIndex t, RoadBits bits, RoadTypes rot, Tow
 	_m[t].m3 = (HasBit(rot, ROADTYPE_TRAM) ? bits : 0);
 	_m[t].m4 = 0;
 	_m[t].m5 = (HasBit(rot, ROADTYPE_ROAD) ? bits : 0) | ROAD_TILE_NORMAL << 6;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = rot << 6;
 	SetRoadOwner(t, ROADTYPE_TRAM, tram);
 }
@@ -582,7 +582,7 @@ static inline void MakeRoadCrossing(TileIndex t, Owner road, Owner tram, Owner r
 	_m[t].m3 = rat;
 	_m[t].m4 = 0;
 	_m[t].m5 = ROAD_TILE_CROSSING << 6 | roaddir;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = rot << 6 | road;
 	SetRoadOwner(t, ROADTYPE_TRAM, tram);
 }
@@ -603,7 +603,7 @@ static inline void MakeRoadDepot(TileIndex t, Owner owner, DepotID did, DiagDire
 	_m[t].m3 = 0;
 	_m[t].m4 = 0;
 	_m[t].m5 = ROAD_TILE_DEPOT << 6 | dir;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = RoadTypeToRoadTypes(rt) << 6 | owner;
 	SetRoadOwner(t, ROADTYPE_TRAM, owner);
 }
diff --git a/src/saveload/afterload.cpp b/src/saveload/afterload.cpp
index d2b8b6d5d..514f29465 100644
--- a/src/saveload/afterload.cpp
+++ b/src/saveload/afterload.cpp
@@ -574,11 +574,11 @@ bool AfterLoadGame()
 		/* In old savegame versions, the heightlevel was coded in bits 0..3 of the type field */
 		for (TileIndex t = 0; t < map_size; t++) {
 			_m[t].height = GB(_m[t].type, 0, 4);
-			SB(_m[t].type, 0, 2, GB(_m[t].m6, 0, 2));
-			SB(_m[t].m6, 0, 2, 0);
+			SB(_m[t].type, 0, 2, GB(_me[t].m6, 0, 2));
+			SB(_me[t].m6, 0, 2, 0);
 			if (MayHaveBridgeAbove(t)) {
-				SB(_m[t].type, 2, 2, GB(_m[t].m6, 6, 2));
-				SB(_m[t].m6, 6, 2, 0);
+				SB(_m[t].type, 2, 2, GB(_me[t].m6, 6, 2));
+				SB(_me[t].m6, 6, 2, 0);
 			} else {
 				SB(_m[t].type, 2, 2, 0);
 			}
@@ -810,7 +810,7 @@ bool AfterLoadGame()
 					break;
 
 				case MP_STATION: {
-					if (HasBit(_m[t].m6, 3)) SetBit(_m[t].m6, 2);
+					if (HasBit(_me[t].m6, 3)) SetBit(_me[t].m6, 2);
 					StationGfx gfx = GetStationGfx(t);
 					StationType st;
 					if (       IsInsideMM(gfx,   0,   8)) { // Rail station
@@ -848,7 +848,7 @@ bool AfterLoadGame()
 						ResetSignalHandlers();
 						return false;
 					}
-					SB(_m[t].m6, 3, 3, st);
+					SB(_me[t].m6, 3, 3, st);
 					break;
 				}
 			}
@@ -1022,7 +1022,7 @@ bool AfterLoadGame()
 						case ROAD_TILE_NORMAL:
 							SB(_m[t].m4, 0, 4, GB(_m[t].m5, 0, 4));
 							SB(_m[t].m4, 4, 4, 0);
-							SB(_m[t].m6, 2, 4, 0);
+							SB(_me[t].m6, 2, 4, 0);
 							break;
 						case ROAD_TILE_CROSSING:
 							SB(_m[t].m4, 5, 2, GB(_m[t].m5, 2, 2));
@@ -1061,19 +1061,19 @@ bool AfterLoadGame()
 					switch (GetRoadTileType(t)) {
 						default: SlErrorCorrupt("Invalid road tile type");
 						case ROAD_TILE_NORMAL:
-							SB(_me[t].m7, 0, 4, GB(_m[t].m3, 0, 4)); // road works
-							SB(_m[t].m6, 3, 3, GB(_m[t].m3, 4, 3));  // ground
-							SB(_m[t].m3, 0, 4, GB(_m[t].m4, 4, 4));  // tram bits
-							SB(_m[t].m3, 4, 4, GB(_m[t].m5, 0, 4));  // tram owner
-							SB(_m[t].m5, 0, 4, GB(_m[t].m4, 0, 4));  // road bits
+							SB(_me[t].m7, 0, 4, GB(_m[t].m3, 0, 4));  // road works
+							SB(_me[t].m6, 3, 3, GB(_m[t].m3, 4, 3));  // ground
+							SB(_m[t].m3, 0, 4, GB(_m[t].m4, 4, 4));   // tram bits
+							SB(_m[t].m3, 4, 4, GB(_m[t].m5, 0, 4));   // tram owner
+							SB(_m[t].m5, 0, 4, GB(_m[t].m4, 0, 4));   // road bits
 							break;
 
 						case ROAD_TILE_CROSSING:
-							SB(_me[t].m7, 0, 5, GB(_m[t].m4, 0, 5)); // road owner
-							SB(_m[t].m6, 3, 3, GB(_m[t].m3, 4, 3));  // ground
-							SB(_m[t].m3, 4, 4, GB(_m[t].m5, 0, 4));  // tram owner
-							SB(_m[t].m5, 0, 1, GB(_m[t].m4, 6, 1));  // road axis
-							SB(_m[t].m5, 5, 1, GB(_m[t].m4, 5, 1));  // crossing state
+							SB(_me[t].m7, 0, 5, GB(_m[t].m4, 0, 5));  // road owner
+							SB(_me[t].m6, 3, 3, GB(_m[t].m3, 4, 3));  // ground
+							SB(_m[t].m3, 4, 4, GB(_m[t].m5, 0, 4));   // tram owner
+							SB(_m[t].m5, 0, 1, GB(_m[t].m4, 6, 1));   // road axis
+							SB(_m[t].m5, 5, 1, GB(_m[t].m4, 5, 1));   // crossing state
 							break;
 
 						case ROAD_TILE_DEPOT:
@@ -1090,7 +1090,7 @@ bool AfterLoadGame()
 					if (!IsRoadStop(t)) break;
 
 					if (fix_roadtypes) SetRoadTypes(t, (RoadTypes)GB(_m[t].m3, 0, 3));
-					SB(_me[t].m7, 0, 5, HasBit(_m[t].m6, 2) ? OWNER_TOWN : GetTileOwner(t));
+					SB(_me[t].m7, 0, 5, HasBit(_me[t].m6, 2) ? OWNER_TOWN : GetTileOwner(t));
 					SB(_m[t].m3, 4, 4, _m[t].m1);
 					_m[t].m4 = 0;
 					break;
@@ -1104,7 +1104,7 @@ bool AfterLoadGame()
 						SB(_me[t].m7, 0, 5, o); // road owner
 						SB(_m[t].m3, 4, 4, o == OWNER_NONE ? OWNER_TOWN : o); // tram owner
 					}
-					SB(_m[t].m6, 2, 4, GB(_m[t].m2, 4, 4)); // bridge type
+					SB(_me[t].m6, 2, 4, GB(_m[t].m2, 4, 4)); // bridge type
 					SB(_me[t].m7, 5, 1, GB(_m[t].m4, 7, 1)); // snow/desert
 
 					_m[t].m2 = 0;
@@ -1838,7 +1838,7 @@ bool AfterLoadGame()
 		/* Increase HouseAnimationFrame from 5 to 7 bits */
 		for (TileIndex t = 0; t < map_size; t++) {
 			if (IsTileType(t, MP_HOUSE) && GetHouseType(t) >= NEW_HOUSE_OFFSET) {
-				SB(_m[t].m6, 2, 6, GB(_m[t].m6, 3, 5));
+				SB(_me[t].m6, 2, 6, GB(_me[t].m6, 3, 5));
 				SB(_m[t].m3, 5, 1, 0);
 			}
 		}
@@ -1995,7 +1995,7 @@ bool AfterLoadGame()
 
 			/* Reordering/generalisation of the object bits. */
 			ObjectType type = _m[t].m5;
-			SB(_m[t].m6, 2, 4, type == OBJECT_HQ ? GB(_m[t].m3, 2, 3) : 0);
+			SB(_me[t].m6, 2, 4, type == OBJECT_HQ ? GB(_m[t].m3, 2, 3) : 0);
 			_m[t].m3 = type == OBJECT_HQ ? GB(_m[t].m3, 1, 1) | GB(_m[t].m3, 0, 1) << 4 : 0;
 
 			/* Make sure those bits are clear as well! */
@@ -2016,8 +2016,8 @@ bool AfterLoadGame()
 				uint offset = _m[t].m3;
 
 				/* Also move the animation state. */
-				_m[t].m3 = GB(_m[t].m6, 2, 4);
-				SB(_m[t].m6, 2, 4, 0);
+				_m[t].m3 = GB(_me[t].m6, 2, 4);
+				SB(_me[t].m6, 2, 4, 0);
 
 				if (offset == 0) {
 					/* No offset, so make the object. */
@@ -2404,9 +2404,9 @@ bool AfterLoadGame()
 				case MP_HOUSE:
 					if (GetHouseType(t) >= NEW_HOUSE_OFFSET) {
 						uint per_proc = _me[t].m7;
-						_me[t].m7 = GB(_m[t].m6, 2, 6) | (GB(_m[t].m3, 5, 1) << 6);
+						_me[t].m7 = GB(_me[t].m6, 2, 6) | (GB(_m[t].m3, 5, 1) << 6);
 						SB(_m[t].m3, 5, 1, 0);
-						SB(_m[t].m6, 2, 6, min(per_proc, 63));
+						SB(_me[t].m6, 2, 6, min(per_proc, 63));
 					}
 					break;
 
diff --git a/src/saveload/map_sl.cpp b/src/saveload/map_sl.cpp
index 1b3977720..86a185ca4 100644
--- a/src/saveload/map_sl.cpp
+++ b/src/saveload/map_sl.cpp
@@ -223,16 +223,16 @@ static void Load_MAP6()
 			/* 1024, otherwise we overflow on 64x64 maps! */
 			SlArray(buf, 1024, SLE_UINT8);
 			for (uint j = 0; j != 1024; j++) {
-				_m[i++].m6 = GB(buf[j], 0, 2);
-				_m[i++].m6 = GB(buf[j], 2, 2);
-				_m[i++].m6 = GB(buf[j], 4, 2);
-				_m[i++].m6 = GB(buf[j], 6, 2);
+				_me[i++].m6 = GB(buf[j], 0, 2);
+				_me[i++].m6 = GB(buf[j], 2, 2);
+				_me[i++].m6 = GB(buf[j], 4, 2);
+				_me[i++].m6 = GB(buf[j], 6, 2);
 			}
 		}
 	} else {
 		for (TileIndex i = 0; i != size;) {
 			SlArray(buf, MAP_SL_BUF_SIZE, SLE_UINT8);
-			for (uint j = 0; j != MAP_SL_BUF_SIZE; j++) _m[i++].m6 = buf[j];
+			for (uint j = 0; j != MAP_SL_BUF_SIZE; j++) _me[i++].m6 = buf[j];
 		}
 	}
 }
@@ -244,7 +244,7 @@ static void Save_MAP6()
 
 	SlSetLength(size);
 	for (TileIndex i = 0; i != size;) {
-		for (uint j = 0; j != MAP_SL_BUF_SIZE; j++) buf[j] = _m[i++].m6;
+		for (uint j = 0; j != MAP_SL_BUF_SIZE; j++) buf[j] = _me[i++].m6;
 		SlArray(buf, MAP_SL_BUF_SIZE, SLE_UINT8);
 	}
 }
diff --git a/src/saveload/oldloader_sl.cpp b/src/saveload/oldloader_sl.cpp
index 7a2ce4c30..4afbe6033 100644
--- a/src/saveload/oldloader_sl.cpp
+++ b/src/saveload/oldloader_sl.cpp
@@ -1495,10 +1495,10 @@ static bool LoadOldMapPart1(LoadgameState *ls, int num)
 		}
 		for (uint i = 0; i < OLD_MAP_SIZE / 4; i++) {
 			byte b = ReadByte(ls);
-			_m[i * 4 + 0].m6 = GB(b, 0, 2);
-			_m[i * 4 + 1].m6 = GB(b, 2, 2);
-			_m[i * 4 + 2].m6 = GB(b, 4, 2);
-			_m[i * 4 + 3].m6 = GB(b, 6, 2);
+			_me[i * 4 + 0].m6 = GB(b, 0, 2);
+			_me[i * 4 + 1].m6 = GB(b, 2, 2);
+			_me[i * 4 + 2].m6 = GB(b, 4, 2);
+			_me[i * 4 + 3].m6 = GB(b, 6, 2);
 		}
 	}
 
diff --git a/src/saveload/station_sl.cpp b/src/saveload/station_sl.cpp
index 17fcc58bd..3db5e1f5f 100644
--- a/src/saveload/station_sl.cpp
+++ b/src/saveload/station_sl.cpp
@@ -95,7 +95,7 @@ void MoveBuoysToWaypoints()
 			TILE_AREA_LOOP(t, train_st) {
 				if (!IsTileType(t, MP_STATION) || GetStationIndex(t) != index) continue;
 
-				SB(_m[t].m6, 3, 3, STATION_WAYPOINT);
+				SB(_me[t].m6, 3, 3, STATION_WAYPOINT);
 				wp->rect.BeforeAddTile(t, StationRect::ADD_FORCE);
 			}
 
diff --git a/src/station_map.h b/src/station_map.h
index 67f41f1d7..7ca9bd720 100644
--- a/src/station_map.h
+++ b/src/station_map.h
@@ -45,7 +45,7 @@ static const int GFX_TRUCK_BUS_DRIVETHROUGH_OFFSET =  4; ///< The offset for the
 static inline StationType GetStationType(TileIndex t)
 {
 	assert(IsTileType(t, MP_STATION));
-	return (StationType)GB(_m[t].m6, 3, 3);
+	return (StationType)GB(_me[t].m6, 3, 3);
 }
 
 /**
@@ -394,7 +394,7 @@ static inline bool IsCompatibleTrainStationTile(TileIndex test_tile, TileIndex s
 static inline bool HasStationReservation(TileIndex t)
 {
 	assert(HasStationRail(t));
-	return HasBit(_m[t].m6, 2);
+	return HasBit(_me[t].m6, 2);
 }
 
 /**
@@ -406,7 +406,7 @@ static inline bool HasStationReservation(TileIndex t)
 static inline void SetRailStationReservation(TileIndex t, bool b)
 {
 	assert(HasStationRail(t));
-	SB(_m[t].m6, 2, 1, b ? 1 : 0);
+	SB(_me[t].m6, 2, 1, b ? 1 : 0);
 }
 
 /**
@@ -539,8 +539,8 @@ static inline void MakeStation(TileIndex t, Owner o, StationID sid, StationType
 	_m[t].m3 = 0;
 	_m[t].m4 = 0;
 	_m[t].m5 = section;
-	SB(_m[t].m6, 2, 1, 0);
-	SB(_m[t].m6, 3, 3, st);
+	SB(_me[t].m6, 2, 1, 0);
+	SB(_me[t].m6, 3, 3, st);
 	_me[t].m7 = 0;
 }
 
diff --git a/src/town_map.h b/src/town_map.h
index 41505871d..016ff9a6d 100644
--- a/src/town_map.h
+++ b/src/town_map.h
@@ -126,7 +126,7 @@ static inline void HaltLift(TileIndex t)
  */
 static inline byte GetLiftPosition(TileIndex t)
 {
-	return GB(_m[t].m6, 2, 6);
+	return GB(_me[t].m6, 2, 6);
 }
 
 /**
@@ -136,7 +136,7 @@ static inline byte GetLiftPosition(TileIndex t)
  */
 static inline void SetLiftPosition(TileIndex t, byte pos)
 {
-	SB(_m[t].m6, 2, 6, pos);
+	SB(_me[t].m6, 2, 6, pos);
 }
 
 /**
@@ -315,7 +315,7 @@ static inline byte GetHouseTriggers(TileIndex t)
 static inline byte GetHouseProcessingTime(TileIndex t)
 {
 	assert(IsTileType(t, MP_HOUSE));
-	return GB(_m[t].m6, 2, 6);
+	return GB(_me[t].m6, 2, 6);
 }
 
 /**
@@ -327,7 +327,7 @@ static inline byte GetHouseProcessingTime(TileIndex t)
 static inline void SetHouseProcessingTime(TileIndex t, byte time)
 {
 	assert(IsTileType(t, MP_HOUSE));
-	SB(_m[t].m6, 2, 6, time);
+	SB(_me[t].m6, 2, 6, time);
 }
 
 /**
@@ -338,7 +338,7 @@ static inline void SetHouseProcessingTime(TileIndex t, byte time)
 static inline void DecHouseProcessingTime(TileIndex t)
 {
 	assert(IsTileType(t, MP_HOUSE));
-	_m[t].m6 -= 1 << 2;
+	_me[t].m6 -= 1 << 2;
 }
 
 /**
diff --git a/src/tree_map.h b/src/tree_map.h
index 105eb8dca..e614099fc 100644
--- a/src/tree_map.h
+++ b/src/tree_map.h
@@ -279,7 +279,7 @@ static inline void MakeTree(TileIndex t, TreeType type, uint count, uint growth,
 	_m[t].m3 = type;
 	_m[t].m4 = 0 << 5 | 0 << 2;
 	_m[t].m5 = count << 6 | growth;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
diff --git a/src/tunnel_map.h b/src/tunnel_map.h
index c4f68f729..e200a1275 100644
--- a/src/tunnel_map.h
+++ b/src/tunnel_map.h
@@ -56,7 +56,7 @@ static inline void MakeRoadTunnel(TileIndex t, Owner o, DiagDirection d, RoadTyp
 	_m[t].m3 = 0;
 	_m[t].m4 = 0;
 	_m[t].m5 = TRANSPORT_ROAD << 2 | d;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 	SetRoadOwner(t, ROADTYPE_ROAD, o);
 	if (o != OWNER_TOWN) SetRoadOwner(t, ROADTYPE_TRAM, o);
@@ -78,7 +78,7 @@ static inline void MakeRailTunnel(TileIndex t, Owner o, DiagDirection d, RailTyp
 	_m[t].m3 = r;
 	_m[t].m4 = 0;
 	_m[t].m5 = TRANSPORT_RAIL << 2 | d;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
diff --git a/src/void_map.h b/src/void_map.h
index 53ca068b2..5ccc4e9d7 100644
--- a/src/void_map.h
+++ b/src/void_map.h
@@ -27,7 +27,7 @@ static inline void MakeVoid(TileIndex t)
 	_m[t].m3 = 0;
 	_m[t].m4 = 0;
 	_m[t].m5 = 0;
-	_m[t].m6 = 0;
+	_me[t].m6 = 0;
 	_me[t].m7 = 0;
 }
 
diff --git a/src/water_map.h b/src/water_map.h
index cfec9cc38..ab249a827 100644
--- a/src/water_map.h
+++ b/src/water_map.h
@@ -360,7 +360,7 @@ static inline void MakeShore(TileIndex t)
 	_m[t].m3 = 0;
 	_m[t].m4 = 0;
 	_m[t].m5 = WBL_TYPE_NORMAL << WBL_TYPE_BEGIN | 1 << WBL_COAST_FLAG;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
@@ -380,7 +380,7 @@ static inline void MakeWater(TileIndex t, Owner o, WaterClass wc, uint8 random_b
 	_m[t].m3 = 0;
 	_m[t].m4 = random_bits;
 	_m[t].m5 = WBL_TYPE_NORMAL << WBL_TYPE_BEGIN;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
@@ -433,7 +433,7 @@ static inline void MakeShipDepot(TileIndex t, Owner o, DepotID did, DepotPart pa
 	_m[t].m3 = 0;
 	_m[t].m4 = 0;
 	_m[t].m5 = WBL_TYPE_DEPOT << WBL_TYPE_BEGIN | part << WBL_DEPOT_PART | a << WBL_DEPOT_AXIS;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
@@ -455,7 +455,7 @@ static inline void MakeLockTile(TileIndex t, Owner o, LockPart part, DiagDirecti
 	_m[t].m3 = 0;
 	_m[t].m4 = 0;
 	_m[t].m5 = WBL_TYPE_LOCK << WBL_TYPE_BEGIN | part << WBL_LOCK_PART_BEGIN | dir << WBL_LOCK_ORIENT_BEGIN;
-	SB(_m[t].m6, 2, 4, 0);
+	SB(_me[t].m6, 2, 4, 0);
 	_me[t].m7 = 0;
 }
 
-- 
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