diff --git a/tile.cpp b/tile.cpp
index 1bdd7351..df8d7039 100644
--- a/tile.cpp
+++ b/tile.cpp
@@ -858,13 +858,13 @@ void S9xSelectTileConverter (int depth, bool8 hires, bool8 sub, bool8 mosaic)
 			w = Width; \
 			switch (StartPixel) \
 			{ \
-				case 0: DRAW_PIXEL(0, Pix = bp[0]); if (!--w) break; \
-				case 1: DRAW_PIXEL(1, Pix = bp[1]); if (!--w) break; \
-				case 2: DRAW_PIXEL(2, Pix = bp[2]); if (!--w) break; \
-				case 3: DRAW_PIXEL(3, Pix = bp[3]); if (!--w) break; \
-				case 4: DRAW_PIXEL(4, Pix = bp[4]); if (!--w) break; \
-				case 5: DRAW_PIXEL(5, Pix = bp[5]); if (!--w) break; \
-				case 6: DRAW_PIXEL(6, Pix = bp[6]); if (!--w) break; \
+				case 0: DRAW_PIXEL(0, Pix = bp[0]); if (!--w) break; /* Fall through */ \
+				case 1: DRAW_PIXEL(1, Pix = bp[1]); if (!--w) break; /* Fall through */ \
+				case 2: DRAW_PIXEL(2, Pix = bp[2]); if (!--w) break; /* Fall through */ \
+				case 3: DRAW_PIXEL(3, Pix = bp[3]); if (!--w) break; /* Fall through */ \
+				case 4: DRAW_PIXEL(4, Pix = bp[4]); if (!--w) break; /* Fall through */ \
+				case 5: DRAW_PIXEL(5, Pix = bp[5]); if (!--w) break; /* Fall through */ \
+				case 6: DRAW_PIXEL(6, Pix = bp[6]); if (!--w) break; /* Fall through */ \
 				case 7: DRAW_PIXEL(7, Pix = bp[7]); break; \
 			} \
 		} \
@@ -878,13 +878,13 @@ void S9xSelectTileConverter (int depth, bool8 hires, bool8 sub, bool8 mosaic)
 			w = Width; \
 			switch (StartPixel) \
 			{ \
-				case 0: DRAW_PIXEL(0, Pix = bp[7]); if (!--w) break; \
-				case 1: DRAW_PIXEL(1, Pix = bp[6]); if (!--w) break; \
-				case 2: DRAW_PIXEL(2, Pix = bp[5]); if (!--w) break; \
-				case 3: DRAW_PIXEL(3, Pix = bp[4]); if (!--w) break; \
-				case 4: DRAW_PIXEL(4, Pix = bp[3]); if (!--w) break; \
-				case 5: DRAW_PIXEL(5, Pix = bp[2]); if (!--w) break; \
-				case 6: DRAW_PIXEL(6, Pix = bp[1]); if (!--w) break; \
+				case 0: DRAW_PIXEL(0, Pix = bp[7]); if (!--w) break; /* Fall through */ \
+				case 1: DRAW_PIXEL(1, Pix = bp[6]); if (!--w) break; /* Fall through */ \
+				case 2: DRAW_PIXEL(2, Pix = bp[5]); if (!--w) break; /* Fall through */ \
+				case 3: DRAW_PIXEL(3, Pix = bp[4]); if (!--w) break; /* Fall through */ \
+				case 4: DRAW_PIXEL(4, Pix = bp[3]); if (!--w) break; /* Fall through */ \
+				case 5: DRAW_PIXEL(5, Pix = bp[2]); if (!--w) break; /* Fall through */ \
+				case 6: DRAW_PIXEL(6, Pix = bp[1]); if (!--w) break; /* Fall through */ \
 				case 7: DRAW_PIXEL(7, Pix = bp[0]); break; \
 			} \
 		} \
@@ -898,13 +898,13 @@ void S9xSelectTileConverter (int depth, bool8 hires, bool8 sub, bool8 mosaic)
 			w = Width; \
 			switch (StartPixel) \
 			{ \
-				case 0: DRAW_PIXEL(0, Pix = bp[0]); if (!--w) break; \
-				case 1: DRAW_PIXEL(1, Pix = bp[1]); if (!--w) break; \
-				case 2: DRAW_PIXEL(2, Pix = bp[2]); if (!--w) break; \
-				case 3: DRAW_PIXEL(3, Pix = bp[3]); if (!--w) break; \
-				case 4: DRAW_PIXEL(4, Pix = bp[4]); if (!--w) break; \
-				case 5: DRAW_PIXEL(5, Pix = bp[5]); if (!--w) break; \
-				case 6: DRAW_PIXEL(6, Pix = bp[6]); if (!--w) break; \
+				case 0: DRAW_PIXEL(0, Pix = bp[0]); if (!--w) break; /* Fall through */ \
+				case 1: DRAW_PIXEL(1, Pix = bp[1]); if (!--w) break; /* Fall through */ \
+				case 2: DRAW_PIXEL(2, Pix = bp[2]); if (!--w) break; /* Fall through */ \
+				case 3: DRAW_PIXEL(3, Pix = bp[3]); if (!--w) break; /* Fall through */ \
+				case 4: DRAW_PIXEL(4, Pix = bp[4]); if (!--w) break; /* Fall through */ \
+				case 5: DRAW_PIXEL(5, Pix = bp[5]); if (!--w) break; /* Fall through */ \
+				case 6: DRAW_PIXEL(6, Pix = bp[6]); if (!--w) break; /* Fall through */ \
 				case 7: DRAW_PIXEL(7, Pix = bp[7]); break; \
 			} \
 		} \
@@ -917,13 +917,13 @@ void S9xSelectTileConverter (int depth, bool8 hires, bool8 sub, bool8 mosaic)
 			w = Width; \
 			switch (StartPixel) \
 			{ \
-				case 0: DRAW_PIXEL(0, Pix = bp[7]); if (!--w) break; \
-				case 1: DRAW_PIXEL(1, Pix = bp[6]); if (!--w) break; \
-				case 2: DRAW_PIXEL(2, Pix = bp[5]); if (!--w) break; \
-				case 3: DRAW_PIXEL(3, Pix = bp[4]); if (!--w) break; \
-				case 4: DRAW_PIXEL(4, Pix = bp[3]); if (!--w) break; \
-				case 5: DRAW_PIXEL(5, Pix = bp[2]); if (!--w) break; \
-				case 6: DRAW_PIXEL(6, Pix = bp[1]); if (!--w) break; \
+				case 0: DRAW_PIXEL(0, Pix = bp[7]); if (!--w) break; /* Fall through */ \
+				case 1: DRAW_PIXEL(1, Pix = bp[6]); if (!--w) break; /* Fall through */ \
+				case 2: DRAW_PIXEL(2, Pix = bp[5]); if (!--w) break; /* Fall through */ \
+				case 3: DRAW_PIXEL(3, Pix = bp[4]); if (!--w) break; /* Fall through */ \
+				case 4: DRAW_PIXEL(4, Pix = bp[3]); if (!--w) break; /* Fall through */ \
+				case 5: DRAW_PIXEL(5, Pix = bp[2]); if (!--w) break; /* Fall through */ \
+				case 6: DRAW_PIXEL(6, Pix = bp[1]); if (!--w) break; /* Fall through */ \
 				case 7: DRAW_PIXEL(7, Pix = bp[0]); break; \
 			} \
 		} \