From 0007fc9bdd1d9efcd52d07837f2cd085b5a8f58b Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Thu, 23 May 2013 18:00:10 +0200 Subject: [BZ #15522] strtod ("nan(N)") returning a sNaN in some cases --- sysdeps/ieee754/ldbl-128/strtold_l.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'sysdeps/ieee754/ldbl-128/strtold_l.c') diff --git a/sysdeps/ieee754/ldbl-128/strtold_l.c b/sysdeps/ieee754/ldbl-128/strtold_l.c index 8e0bc03196..d3a1d1e862 100644 --- a/sysdeps/ieee754/ldbl-128/strtold_l.c +++ b/sysdeps/ieee754/ldbl-128/strtold_l.c @@ -34,11 +34,13 @@ #define SET_MANTISSA(flt, mant) \ do { union ieee854_long_double u; \ u.d = (flt); \ - u.ieee.mantissa0 = 0x8000; \ - u.ieee.mantissa1 = 0; \ - u.ieee.mantissa2 = ((mant) >> 32); \ - u.ieee.mantissa3 = (mant) & 0xffffffff; \ - (flt) = u.d; \ + u.ieee_nan.mantissa0 = 0; \ + u.ieee_nan.mantissa1 = 0; \ + u.ieee_nan.mantissa2 = (mant) >> 32; \ + u.ieee_nan.mantissa3 = (mant); \ + if ((u.ieee.mantissa0 | u.ieee.mantissa1 \ + | u.ieee.mantissa2 | u.ieee.mantissa3) != 0) \ + (flt) = u.d; \ } while (0) #include -- cgit v1.2.1