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// { dg-add-options ieee }

// 1999-08-23 bkoz

// Copyright (C) 1999, 2001, 2002, 2003, 2004, 2005, 2006, 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 A

  {

    int key;

  public:

    A(int i = 0): key(i) { }

    bool

    operator==(int i) { return i == key; }

  };

struct B

{

  B(int = 0) { }

};

bool test01()

{

  bool test __attribute__((unused)) = true;

  std::numeric_limits< A<B> > obj;

  VERIFY( !obj.is_specialized );

  VERIFY( obj.min() == 0 );

  VERIFY( obj.max() == 0 );

  VERIFY( obj.digits ==  0 );

  VERIFY( obj.digits10 == 0 );

  VERIFY( !obj.is_signed );

  VERIFY( !obj.is_integer );

  VERIFY( !obj.is_exact );

  VERIFY( obj.radix == 0 );

  VERIFY( obj.epsilon() == 0 );

  VERIFY( obj.round_error() == 0 );

  VERIFY( obj.min_exponent == 0 );

  VERIFY( obj.min_exponent10 == 0 );

  VERIFY( obj.max_exponent == 0 );

  VERIFY( obj.max_exponent10 == 0 );

  VERIFY( !obj.has_infinity );

  VERIFY( !obj.has_quiet_NaN );

  VERIFY( !obj.has_signaling_NaN );

  VERIFY( !obj.has_denorm );

  VERIFY( !obj.has_denorm_loss );

  VERIFY( obj.infinity() == 0 );

  VERIFY( obj.quiet_NaN() == 0 );

  VERIFY( obj.signaling_NaN() == 0 );

  VERIFY( obj.denorm_min() == 0 );

  VERIFY( !obj.is_iec559 );

  VERIFY( !obj.is_bounded );

  VERIFY( !obj.is_modulo );

  VERIFY( !obj.traps );

  VERIFY( !obj.tinyness_before );

  VERIFY( obj.round_style == std::round_toward_zero );

  return test;

}

// test linkage of the generic bits

template struct std::numeric_limits<B>;

void test02()

{

  typedef std::numeric_limits<B> b_nl_type;

  // Should probably do all of them...

  const int* __attribute__((unused)) pi1 = &b_nl_type::digits;

  const int* __attribute__((unused)) pi2 = &b_nl_type::digits10;

  const int* __attribute__((unused)) pi3 = &b_nl_type::max_exponent10;

  const bool* __attribute__((unused)) pb1 = &b_nl_type::traps;

}

int main()

{

  test01();

  test02();

  return 0;

}