/* Convert string for NaN payload to corresponding NaN. For float. Copyright (C) 1997-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #define FLOAT float #define SET_MANTISSA(flt, mant) \ do \ { \ union ieee754_float u; \ u.f = (flt); \ u.ieee_nan.mantissa = (mant); \ if (u.ieee.mantissa != 0) \ (flt) = u.f; \ } \ while (0)