From fa1067535a6978a2ea7dfef56a7c1de9542c7ccd Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Mon, 7 Jun 1999 15:53:16 +0000
Subject: [PATCH] (__printf_fphex): Don't ignore the precision if the mantissa
 is zero.

---
 sysdeps/generic/printf_fphex.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/sysdeps/generic/printf_fphex.c b/sysdeps/generic/printf_fphex.c
index 00dd8eed1d5..e6e6e2c2b54 100644
--- a/sysdeps/generic/printf_fphex.c
+++ b/sysdeps/generic/printf_fphex.c
@@ -405,7 +405,11 @@ __printf_fphex (FILE *fp,
 	}
     }
   else
-    numend = numstr;
+    {
+      if (precision == -1)
+	precision = 0;
+      numend = numstr;
+    }
 
   /* Now we can compute the exponent string.  */
   expstr = _itoa_word (exponent, expbuf + sizeof expbuf, 10, 0);
@@ -420,7 +424,7 @@ __printf_fphex (FILE *fp,
 
   /* A special case when the mantissa or the precision is zero and the `#'
      is not given.  In this case we must not print the decimal point.  */
-  if ((zero_mantissa || precision == 0) && !info->alt)
+  if (precision == 0 && !info->alt)
     ++width;		/* This nihilates the +1 for the decimal-point
 			   character in the following equation.  */
 
@@ -438,10 +442,10 @@ __printf_fphex (FILE *fp,
   outchar (info->spec == 'A' ? 'X' : 'x');
   outchar (leading);
 
-  if ((!zero_mantissa && precision > 0) || info->alt)
+  if (precision > 0 || info->alt)
     outchar (decimal);
 
-  if (!zero_mantissa && precision > 0)
+  if (precision > 0)
     {
       PRINT (numstr, MIN (numend - numstr, precision));
       if (precision > numend - numstr)
-- 
2.47.3