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Diffstat (limited to 'sysdeps/libm-ieee754/s_ilogbf.c')
-rw-r--r--sysdeps/libm-ieee754/s_ilogbf.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/sysdeps/libm-ieee754/s_ilogbf.c b/sysdeps/libm-ieee754/s_ilogbf.c
index 2440803c20..e652b93619 100644
--- a/sysdeps/libm-ieee754/s_ilogbf.c
+++ b/sysdeps/libm-ieee754/s_ilogbf.c
@@ -8,7 +8,7 @@
  *
  * Developed at SunPro, a Sun Microsystems, Inc. business.
  * Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice 
+ * software is freely granted, provided that this notice
  * is preserved.
  * ====================================================
  */
@@ -32,13 +32,13 @@ static char rcsid[] = "$NetBSD: s_ilogbf.c,v 1.4 1995/05/10 20:47:31 jtc Exp $";
 	GET_FLOAT_WORD(hx,x);
 	hx &= 0x7fffffff;
 	if(hx<0x00800000) {
-	    if(hx==0) 
-		return 0x80000001;	/* ilogb(0) = 0x80000001 */
+	    if(hx==0)
+		return FP_ILOGB0;	/* ilogb(0) = FP_ILOGB0 */
 	    else			/* subnormal x */
 	        for (ix = -126,hx<<=8; hx>0; hx<<=1) ix -=1;
 	    return ix;
 	}
 	else if (hx<0x7f800000) return (hx>>23)-127;
-	else return 0x7fffffff;
+	else return FP_ILOGBNAN;
 }
 weak_alias (__ilogbf, ilogbf)