2012-03-27 23:13:14 +00:00
|
|
|
// -*- C++ -*- forwarding header.
|
|
|
|
|
|
2017-04-10 11:32:00 +00:00
|
|
|
// Copyright (C) 2000-2016 Free Software Foundation, Inc.
|
2012-03-27 23:13:14 +00:00
|
|
|
//
|
|
|
|
|
// This file is part of the GNU ISO C++ Library. This library is free
|
|
|
|
|
// software; you can redistribute it and/or modify it under the
|
|
|
|
|
// terms of the GNU General Public License as published by the
|
|
|
|
|
// Free Software Foundation; either version 3, or (at your option)
|
|
|
|
|
// any later version.
|
|
|
|
|
|
|
|
|
|
// This 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 General Public License for more details.
|
|
|
|
|
|
|
|
|
|
// Under Section 7 of GPL version 3, you are granted additional
|
|
|
|
|
// permissions described in the GCC Runtime Library Exception, version
|
|
|
|
|
// 3.1, as published by the Free Software Foundation.
|
|
|
|
|
|
|
|
|
|
// You should have received a copy of the GNU General Public License and
|
|
|
|
|
// a copy of the GCC Runtime Library Exception along with this program;
|
|
|
|
|
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
|
|
|
// <http://www.gnu.org/licenses/>.
|
|
|
|
|
|
|
|
|
|
//
|
|
|
|
|
// ISO C++ 14882: 26.5 C library
|
|
|
|
|
//
|
|
|
|
|
|
|
|
|
|
#ifndef _GLIBCXX_CMATH
|
|
|
|
|
#define _GLIBCXX_CMATH 1
|
|
|
|
|
|
|
|
|
|
#pragma GCC system_header
|
|
|
|
|
|
|
|
|
|
#include <bits/c++config.h>
|
|
|
|
|
|
|
|
|
|
#include_next <math.h>
|
|
|
|
|
|
|
|
|
|
// Get rid of those macros defined in <math.h> in lieu of real functions.
|
|
|
|
|
#undef abs
|
|
|
|
|
#undef div
|
|
|
|
|
#undef acos
|
|
|
|
|
#undef asin
|
|
|
|
|
#undef atan
|
|
|
|
|
#undef atan2
|
|
|
|
|
#undef ceil
|
|
|
|
|
#undef cos
|
|
|
|
|
#undef cosh
|
|
|
|
|
#undef exp
|
|
|
|
|
#undef fabs
|
|
|
|
|
#undef floor
|
|
|
|
|
#undef fmod
|
|
|
|
|
#undef frexp
|
|
|
|
|
#undef ldexp
|
|
|
|
|
#undef log
|
|
|
|
|
#undef log10
|
|
|
|
|
#undef modf
|
|
|
|
|
#undef pow
|
|
|
|
|
#undef sin
|
|
|
|
|
#undef sinh
|
|
|
|
|
#undef sqrt
|
|
|
|
|
#undef tan
|
|
|
|
|
#undef tanh
|
|
|
|
|
|
|
|
|
|
#undef fpclassify
|
|
|
|
|
#undef isfinite
|
|
|
|
|
#undef isinf
|
|
|
|
|
#undef isnan
|
|
|
|
|
#undef isnormal
|
|
|
|
|
#undef signbit
|
|
|
|
|
#undef isgreater
|
|
|
|
|
#undef isgreaterequal
|
|
|
|
|
#undef isless
|
|
|
|
|
#undef islessequal
|
|
|
|
|
#undef islessgreater
|
|
|
|
|
#undef isunordered
|
|
|
|
|
|
|
|
|
|
namespace std _GLIBCXX_VISIBILITY(default)
|
|
|
|
|
{
|
|
|
|
|
inline double
|
|
|
|
|
abs(double __x)
|
|
|
|
|
{ return __builtin_fabs(__x); }
|
|
|
|
|
|
|
|
|
|
inline float
|
|
|
|
|
abs(float __x)
|
|
|
|
|
{ return __builtin_fabsf(__x); }
|
|
|
|
|
|
|
|
|
|
inline long double
|
|
|
|
|
abs(long double __x)
|
|
|
|
|
{ return __builtin_fabsl(__x); }
|
|
|
|
|
|
|
|
|
|
#if _GLIBCXX_HAVE_MODFF
|
|
|
|
|
inline float
|
|
|
|
|
modf(float __x, float* __iptr) { return modff(__x, __iptr); }
|
|
|
|
|
#else
|
|
|
|
|
inline float
|
|
|
|
|
modf(float __x, float* __iptr)
|
|
|
|
|
{
|
|
|
|
|
double __tmp;
|
|
|
|
|
double __res = modf(static_cast<double>(__x), &__tmp);
|
|
|
|
|
*__iptr = static_cast<float>(__tmp);
|
|
|
|
|
return __res;
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#if _GLIBCXX_HAVE_MODFL
|
|
|
|
|
inline long double
|
|
|
|
|
modf(long double __x, long double* __iptr) { return modfl(__x, __iptr); }
|
|
|
|
|
#else
|
|
|
|
|
inline long double
|
|
|
|
|
modf(long double __x, long double* __iptr)
|
|
|
|
|
{
|
|
|
|
|
double __tmp;
|
|
|
|
|
double __res = modf(static_cast<double>(__x), &__tmp);
|
|
|
|
|
* __iptr = static_cast<long double>(__tmp);
|
|
|
|
|
return __res;
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
}
|
|
|
|
|
#endif
|
