diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8ef3ce20705..cd87f2f17e0 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Fri Feb 11 02:48:30 2000  Brad Lucier  (lucier@math.purdue.edu)
+
+	* sbitmap.h: Make SBITMAP_ELT_BITS unsigned.
+
 2000-02-11  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
 	
 	* config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.
diff --git a/gcc/sbitmap.h b/gcc/sbitmap.h
index 5992e03bd11..41d8324d35a 100644
--- a/gcc/sbitmap.h
+++ b/gcc/sbitmap.h
@@ -25,7 +25,7 @@ Boston, MA 02111-1307, USA.  */
    It should be straightforward to convert so for now we keep things simple
    while more important issues are dealt with.  */
 
-#define SBITMAP_ELT_BITS HOST_BITS_PER_WIDE_INT
+#define SBITMAP_ELT_BITS ((unsigned) HOST_BITS_PER_WIDE_INT)
 #define SBITMAP_ELT_TYPE unsigned HOST_WIDE_INT
 
 typedef struct simple_bitmap_def {