Update to 14.0-beta1

src/signal.cpp

@@ -309,7 +309,7 @@ static SigFlags ExploreSegment(Owner owner)
 					Track track = TrackBitsToTrack(tracks_masked); // mask TRACK_BIT_X and Y too
 					if (HasSignalOnTrack(tile, track)) { // now check whole track, not trackdir
 						SignalType sig = GetSignalType(tile, track);
-						Trackdir trackdir = (Trackdir)FindFirstBit((tracks * 0x101) & _enterdir_to_trackdirbits[enterdir]);
+						Trackdir trackdir = (Trackdir)FindFirstBit((tracks * 0x101U) & _enterdir_to_trackdirbits[enterdir]);
 						Trackdir reversedir = ReverseTrackdir(trackdir);
 						/* add (tile, reversetrackdir) to 'to-be-updated' set when there is
 						 * ANY conventional signal in REVERSE direction
@@ -500,7 +500,7 @@ static SigSegState UpdateSignalsInBuffer(Owner owner)
 					_tbdset.Add(tile, INVALID_DIAGDIR); // start from depot inside
 					break;
 				}
-				FALLTHROUGH;
+				[[fallthrough]];
 
 			case MP_STATION:
 			case MP_ROAD:
@@ -510,7 +510,7 @@ static SigSegState UpdateSignalsInBuffer(Owner owner)
 					_tbdset.Add(tile + TileOffsByDiagDir(dir), ReverseDiagDir(dir));
 					break;
 				}
-				FALLTHROUGH;
+				[[fallthrough]];
 
 			default:
 				/* jump to next tile */