diff --git a/yapf/unittest/unittest.cpp b/yapf/unittest/unittest.cpp
--- a/yapf/unittest/unittest.cpp
+++ b/yapf/unittest/unittest.cpp
@@ -109,23 +109,23 @@ const TileIndexDiffC _tileoffs_by_dir[] 
 
 extern "C"
 const byte _ffb_64[128] = {
-	0,0,1,0,2,0,1,0,
-	3,0,1,0,2,0,1,0,
-	4,0,1,0,2,0,1,0,
-	3,0,1,0,2,0,1,0,
-	5,0,1,0,2,0,1,0,
-	3,0,1,0,2,0,1,0,
-	4,0,1,0,2,0,1,0,
-	3,0,1,0,2,0,1,0,
+	 0,  0,  1,  0,  2,  0,  1,  0,
+	 3,  0,  1,  0,  2,  0,  1,  0,
+	 4,  0,  1,  0,  2,  0,  1,  0,
+	 3,  0,  1,  0,  2,  0,  1,  0,
+	 5,  0,  1,  0,  2,  0,  1,  0,
+	 3,  0,  1,  0,  2,  0,  1,  0,
+	 4,  0,  1,  0,  2,  0,  1,  0,
+	 3,  0,  1,  0,  2,  0,  1,  0,
 
-	0,0,0,2,0,4,4,6,
-	0,8,8,10,8,12,12,14,
-	0,16,16,18,16,20,20,22,
-	16,24,24,26,24,28,28,30,
-	0,32,32,34,32,36,36,38,
-	32,40,40,42,40,44,44,46,
-	32,48,48,50,48,52,52,54,
-	48,56,56,58,56,60,60,62,
+	 0,  0,  0,  2,  0,  4,  4,  6,
+	 0,  8,  8, 10,  8, 12, 12, 14,
+	 0, 16, 16, 18, 16, 20, 20, 22,
+	16, 24, 24, 26, 24, 28, 28, 30,
+	 0, 32, 32, 34, 32, 36, 36, 38,
+	32, 40, 40, 42, 40, 44, 44, 46,
+	32, 48, 48, 50, 48, 52, 52, 54,
+	48, 56, 56, 58, 56, 60, 60, 62,
 };
 
 /* Maps a trackdir to the (4-way) direction the tile is exited when following