From 7efb4737dd729326e5339facbd785cee43fb53b3 Mon Sep 17 00:00:00 2001
From: Joseph Myers <joseph@codesourcery.com>
Date: Mon, 27 Aug 2012 16:04:19 +0000
Subject: Fix sign of zero on strtod underflow (bug 14519).

---
 stdlib/strtod_l.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'stdlib/strtod_l.c')

diff --git a/stdlib/strtod_l.c b/stdlib/strtod_l.c
index a0cd4f1..ccd117a 100644
--- a/stdlib/strtod_l.c
+++ b/stdlib/strtod_l.c
@@ -183,7 +183,7 @@ round_and_return (mp_limb_t *retval, intmax_t exponent, int negative,
       if (exponent < MIN_EXP - 1 - MANT_DIG)
 	{
 	  __set_errno (ERANGE);
-	  return 0.0;
+	  return negative ? -0.0 : 0.0;
 	}
 
       mp_size_t shift = MIN_EXP - 1 - exponent;
-- 
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