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// { dg-add-options ieee }

// 1999-08-23 bkoz

// Copyright (C) 1999, 2001, 2002, 2003, 2004, 2009 Free Software Foundation

//

// 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.

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

// with this library; see the file COPYING3.  If not see

// <http://www.gnu.org/licenses/>.

// 18.2.1.1 template class numeric_limits

#include <limits>

#include <limits.h>

#include <float.h>

#include <cwchar>

#include <testsuite_hooks.h>

template<typename T>

struct extrema {

  static T min;

  static T max;

};

#define DEFINE_EXTREMA(T, m, M) \

  template<> T extrema<T>::min = m; \

  template<> T extrema<T>::max = M

DEFINE_EXTREMA(char, CHAR_MIN, CHAR_MAX);

DEFINE_EXTREMA(signed char, SCHAR_MIN, SCHAR_MAX);

DEFINE_EXTREMA(unsigned char, 0, UCHAR_MAX);

DEFINE_EXTREMA(short, SHRT_MIN, SHRT_MAX);

DEFINE_EXTREMA(unsigned short, 0, USHRT_MAX);

DEFINE_EXTREMA(int, INT_MIN, INT_MAX);

DEFINE_EXTREMA(unsigned, 0U, UINT_MAX);

DEFINE_EXTREMA(long, LONG_MIN, LONG_MAX);

DEFINE_EXTREMA(unsigned long, 0UL, ULONG_MAX);

#if _GLIBCXX_USE_WCHAR_T

DEFINE_EXTREMA(wchar_t, WCHAR_MIN, WCHAR_MAX);

#endif //_GLIBCXX_USE_WCHAR_T

DEFINE_EXTREMA(float, FLT_MIN, FLT_MAX);

DEFINE_EXTREMA(double, DBL_MIN, DBL_MAX);

DEFINE_EXTREMA(long double, LDBL_MIN, LDBL_MAX);

#undef DEFINE_EXTREMA

template<typename T>

void test_extrema()

{

  bool test __attribute__((unused)) = true;

  T limits_min = std::numeric_limits<T>::min();

  T limits_max = std::numeric_limits<T>::max();

  T extrema_min = extrema<T>::min;

  T extrema_max = extrema<T>::max;

  VERIFY( extrema_min == limits_min );

  VERIFY( extrema_max == limits_max );

}

int main()

{

  test_extrema<char>();

  test_extrema<signed char>();

  test_extrema<unsigned char>();

  test_extrema<short>();

  test_extrema<unsigned short>();

  test_extrema<int>();

  test_extrema<unsigned>();

  test_extrema<long>();

  test_extrema<unsigned long>();

  test_extrema<float>();

  test_extrema<double>();

  test_extrema<long double>();

  return 0;

}