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-rw-r--r--ChangeLog5
-rw-r--r--stdlib/strtod.c15
-rw-r--r--sysdeps/libm-ieee754/w_powl.c2
3 files changed, 16 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog
index 0d10e5cba3..34100b506f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+1998-02-11 08:30  H.J. Lu  <hjl@gnu.org>
+
+	* sysdeps/libm-ieee754/w_powl.c (__powl): Use __finitel instead
+	of __finite.
+
 1998-02-11 19:16  Richard Henderson  <rth@cygnus.com>
 
 	* stdlib/strtod.c (STRTOF): Don't call lshift with zero count.
diff --git a/stdlib/strtod.c b/stdlib/strtod.c
index e93ec9add2..061cedc98a 100644
--- a/stdlib/strtod.c
+++ b/stdlib/strtod.c
@@ -1,6 +1,6 @@
 /* Read decimal floating point numbers.
    This file is part of the GNU C Library.
-   Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -1091,10 +1091,15 @@ INTERNAL (STRTOF) (nptr, endptr, group LOCALE_PARAM)
 
     count_leading_zeros (cnt, den[densize - 1]);
 
-    (void) __mpn_lshift (den, den, densize, cnt);
-    cy = __mpn_lshift (num, num, numsize, cnt);
-    if (cy != 0)
-      num[numsize++] = cy;
+    if (cnt > 0)
+      {
+	/* Don't call `mpn_shift' with a count of zero since the specification
+	   does not allow this.  */
+	(void) __mpn_lshift (den, den, densize, cnt);
+	cy = __mpn_lshift (num, num, numsize, cnt);
+	if (cy != 0)
+	  num[numsize++] = cy;
+      }
 
     /* Now we are ready for the division.  But it is not necessary to
        do a full multi-precision division because we only need a small
diff --git a/sysdeps/libm-ieee754/w_powl.c b/sysdeps/libm-ieee754/w_powl.c
index aea572d905..3529b5024c 100644
--- a/sysdeps/libm-ieee754/w_powl.c
+++ b/sysdeps/libm-ieee754/w_powl.c
@@ -44,7 +44,7 @@
 	if(x==0.0){
 	    if(y==0.0)
 	        return __kernel_standard(x,y,220); /* pow(0.0,0.0) */
-	    if(__finite(y)&&y<0.0)
+	    if(__finitel(y)&&y<0.0)
 	      if (signbit (x) && signbit (z))
 	        return __kernel_standard(x,y,223); /* pow(-0.0,negative) */
 	      else