(FACE_FROM_ID): Cast the arg ID to `unsigned'.

c388b3c2 · Kenichi Handa · a2882b0d · c388b3c2
Commit c388b3c2 authored Dec 27, 1999 by Kenichi Handa
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src/dispextern.h src/dispextern.h +1 -1

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--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -1320,7 +1320,7 @@ struct face_cache
   face doesn't exist.  */
 #define FACE_FROM_ID(F, ID)				\
-     (((ID) >= 0 && (ID) < FRAME_FACE_CACHE (F)->used)	\
+     (((unsigned) (ID) < FRAME_FACE_CACHE (F)->used)	\
      ? FRAME_FACE_CACHE (F)->faces_by_id[ID]		\
      : NULL)