From: Ulrich Drepper <drepper@redhat.com>
Date: Sun, 29 Jul 2007 00:26:28 +0000 (+0000)
Subject: [BZ 4858]
X-Git-Tag: cvs/fedora-glibc-20070731T1624~10
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8f5e140031a944855846eb745c13e013c7b5539f;p=thirdparty%2Fglibc.git

[BZ 4858]

	* stdio-common/printf_fp.c (___printf_fp): Fix special case of
	#.0g and value rounded to 1.0.
	* stdio-common/tfformat.c (sprint_doubles): Add two new tests.
---

diff --git a/ChangeLog b/ChangeLog
index 15c5e840744..754eea77b3a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2007-07-28  Ulrich Drepper  <drepper@redhat.com>
+
+	[BZ 4858]
+	* stdio-common/printf_fp.c (___printf_fp): Fix special case of
+	#.0g and value rounded to 1.0.
+	* stdio-common/tfformat.c (sprint_doubles): Add two new tests.
+
 2007-07-26  Jakub Jelinek  <jakub@redhat.com>
 
 	* locale/programs/ld-monetary.c (monetary_finish): Avoid range check
diff --git a/stdio-common/printf_fp.c b/stdio-common/printf_fp.c
index 6e5ff5855bd..ae25ab6fc52 100644
--- a/stdio-common/printf_fp.c
+++ b/stdio-common/printf_fp.c
@@ -986,7 +986,9 @@ ___printf_fp (FILE *fp,
 	    if (*wtp != decimalwc)
 	      /* Round up.  */
 	      (*wtp)++;
-	    else if (__builtin_expect (spec == 'g' && type == 'f' && info->alt,
+	    else if (__builtin_expect (spec == 'g' && type == 'f' && info->alt
+				       && wtp == wstartp + 1
+				       && wstartp[0] == L'0',
 				       0))
 	      /* This is a special case: the rounded number is 1.0,
 		 the format is 'g' or 'G', and the alternative format
diff --git a/stdio-common/tfformat.c b/stdio-common/tfformat.c
index d67b3b504d7..f9b5f7655b0 100644
--- a/stdio-common/tfformat.c
+++ b/stdio-common/tfformat.c
@@ -4024,6 +4024,9 @@ sprint_double_type sprint_doubles[] =
   {__LINE__, 1.0,			"1.000000e+00", "%e"},
   {__LINE__, .9999999999999999,		"1.000000e+00", "%e"},
 
+  {__LINE__, 912.98,			"913.0", "%#.4g"},
+  {__LINE__, 50.999999,			"51.000", "%#.5g"},
+
   {0 }
 
 };