(svn r3747) Change HASBIT() to return 0/1 instead of 0/value of tested bit, because the name suggests it does the former and current behavior broke in some places in very subtle ways (for example HASBIT(x, 0) != HASBIT(y, 1) doesn't work, returning a bool after HASBIT(x, 9) neither)

1 files changed, 1 insertions, 1 deletions

diff --git a/rail.h b/rail.h
index 794a9fe9a..cf75f6842 100644
--- a/rail.h
+++ b/rail.h
@@ -557,7 +557,7 @@ static inline SignalType GetSignalType(TileIndex tile, Track track)
 static inline bool HasSemaphores(TileIndex tile, Track track)
 {
 	assert(IsValidTrack(track));
-	return _m[tile].m4 & SIG_SEMAPHORE_MASK;
+	return (_m[tile].m4 & SIG_SEMAPHORE_MASK) != 0;
 }
 
 /**