Index: uspace/lib/softfloat/common.c
===================================================================
--- uspace/lib/softfloat/common.c	(revision 7c3fb9bd77e4d2f6c10517a052e567f176fa91ee)
+++ uspace/lib/softfloat/common.c	(revision 331d0243dfc79a4cd67e3055edf1869962139770)
@@ -252,5 +252,5 @@
 	int j;
 	for (j = 0; j < 32; j += 8) {
-		if (i & (0xFF << (24 - j))) {
+		if (i & (0xFFu << (24 - j))) {
 			return (j + count_zeroes8(i >> (24 - j)));
 		}