From: Jerry DeLisle <jvdelisle@gcc.gnu.org>
Date: Sun, 24 Jun 2007 18:54:50 +0000 (+0000)
Subject: re PR fortran/32446 (F0.n output format fails with large numbers)
X-Git-Tag: releases/gcc-4.3.0~4314
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=69774e69a79a32952263b0ac58c97c332aa6457c;p=thirdparty%2Fgcc.git

re PR fortran/32446 (F0.n output format fails with large numbers)

2007-06-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/32446
	* io/write.c (output_float): Calculate ndigits correctly for large
	numbered formats that must pad zeros before the decimal point.

From-SVN: r125985
---

diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index 8df6b35529b4..fc31e65a6ec8 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,9 @@
+2007-06-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libgfortran/32446
+	* io/write.c (output_float): Calculate ndigits correctly for large
+	numbered formats that must pad zeros before the decimal point.
+
 2007-06-15  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 
 	PR libfortran/32345
diff --git a/libgfortran/io/write.c b/libgfortran/io/write.c
index e0c507f47505..f156d19862be 100644
--- a/libgfortran/io/write.c
+++ b/libgfortran/io/write.c
@@ -810,16 +810,21 @@ output_float (st_parameter_dt *dtp, const fnode *f, GFC_REAL_LARGEST value)
   if (nbefore > 0)
     {
       if (nbefore > ndigits)
-	i = ndigits;
+	{
+	  i = ndigits;
+	  memcpy (out, digits, i);
+	  ndigits = 0;
+	  while (i < nbefore)
+	    out[i++] = '0';
+	}
       else
-	i = nbefore;
-
-      memcpy (out, digits, i);
-      while (i < nbefore)
-	out[i++] = '0';
+	{
+	  i = nbefore;
+	  memcpy (out, digits, i);
+	  ndigits -= i;
+	}
 
       digits += i;
-      ndigits -= i;
       out += nbefore;
     }
   /* Output the decimal point.  */