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// 2001-04-06 gdr

// Copyright (C) 2001, 2005 Free Software Foundation, Inc.

//

// 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 2, 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.

// You should have received a copy of the GNU General Public License along

// with this library; see the file COPYING.  If not, write to the Free

// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

// USA.

// As a special exception, you may use this file as part of a free software

// library without restriction.  Specifically, if other files instantiate

// templates or use macros or inline functions from this file, or you compile

// this file and link it with other files to produce an executable, this

// file does not by itself cause the resulting executable to be covered by

// the GNU General Public License.  This exception does not however

// invalidate any other reasons why the executable file might be covered by

// the GNU General Public License.

// { dg-do compile }

#include <cmath>

void fpclassify() { }

void isfinite() { }

void isinf() { }

void isnan() { }

void isnormal() { }

void signbit() { }

void isgreater() { }

void isgreaterequal() { }

void isless() { }

void islessequal() { }

void islessgreater() { }

void isunordered() { }

#if _GLIBCXX_USE_C99_MATH

template <typename _Tp>

  void test_c99_classify()

  {

    bool test __attribute__((unused)) = true;

    typedef _Tp fp_type;

    fp_type f1 = 1.0;

    fp_type f2 = 3.0;

    int res = 0;

    res = std::fpclassify(f1);

    res = std::isfinite(f2);

    res = std::isinf(f1);

    res = std::isnan(f2);

    res = std::isnormal(f1);

    res = std::signbit(f2);

    res = std::isgreater(f1, f2);

    res = std::isgreaterequal(f1, f2);

    res = std::isless(f1, f2);

    res = std::islessequal(f1,f2);

    res = std::islessgreater(f1, f2);

    res = std::isunordered(f1, f2);

  }

#endif

int main()

{

#if _GLIBCXX_USE_C99_MATH

  test_c99_classify<float>();

  test_c99_classify<double>();

#endif

  return 0;

}