From 0007fc9bdd1d9efcd52d07837f2cd085b5a8f58b Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Thu, 23 May 2013 18:00:10 +0200
Subject: [BZ #15522] strtod ("nan(N)") returning a sNaN in some cases

---
 stdlib/strtof_l.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'stdlib/strtof_l.c')

diff --git a/stdlib/strtof_l.c b/stdlib/strtof_l.c
index 6fb44bd403..c4c1c1f2dd 100644
--- a/stdlib/strtof_l.c
+++ b/stdlib/strtof_l.c
@@ -37,10 +37,9 @@ extern unsigned long long int ____strtoull_l_internal (const char *, char **,
 #define SET_MANTISSA(flt, mant) \
   do { union ieee754_float u;						      \
        u.f = (flt);							      \
-       if ((mant & 0x7fffff) == 0)					      \
-	 mant = 0x400000;						      \
-       u.ieee.mantissa = (mant) & 0x7fffff;				      \
-       (flt) = u.f;							      \
+       u.ieee_nan.mantissa = (mant);					      \
+       if (u.ieee.mantissa != 0)					      \
+	 (flt) = u.f;							      \
   } while (0)
 
 #include "strtod_l.c"
-- 
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