write.c (write_float): Use the slightly more portable isnan in preference to isinf.

	* io/write.c (write_float): Use the slightly more portable isnan
	in preference to isinf.

From-SVN: r85407

libgfortran/ChangeLog

+2004-08-01  Roger Sayle  <roger@eyesopen.com>
+
+	* io/write.c (write_float): Use the slightly more portable isnan
+	in preference to isinf.
+
 2004-07-18  Bud Davis  <bdavis9659@comcast.net>
 
 	* configure.ac: Add check for LFS support. 

libgfortran/io/write.c

@@ -523,7 +523,7 @@ write_float (fnode *f, const char *source, int len)
          }
 
          memset(p, ' ', nb);
-         res = isinf (n); 
+         res = !isnan (n); 
          if (res != 0)
          {
             if (signbit(n))