gcc/libstdc++-v3/testsuite/25_algorithms/max/4.cc
2009-04-09 17:00:19 +02:00

55 lines
1.7 KiB
C++

// { dg-options "-std=gnu++0x" }
// Copyright (C) 2008, 2009 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 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/>.
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
void test01()
{
bool test __attribute__((unused)) = true;
const int& z = std::max({1, 2, 3, 4, 5, 6, 7});
const double& w = std::max({2.0, 1.0, 3.2, 4.5, 5.0, 6.0, 7.0});
const int& y = std::max({2, 3, 1, 4, 5, 6, 7});
const float& x = std::max({2.0f, 3.0f, 5.0f, 1.0f, 7.0f, 6.0f});
VERIFY( z == 7 );
VERIFY( w == 7.0 );
VERIFY( y == 7 );
VERIFY( x == 7.0f );
const int& zc = std::max({1, 2, 3, 4, 5, 6, 7}, std::greater<int>());
const double& wc = std::max({2.0, 1.0, 3.2, 4.5, 5.0},
std::greater<double>());
const int& yc = std::max({2, 7, 1, 4, 5, 6, 3}, std::greater<int>());
const float& xc = std::max({2.0f, 3.0f, 5.0f, 1.0f},
std::greater<float>());
VERIFY( zc == 1 );
VERIFY( wc == 1.0 );
VERIFY( yc == 1 );
VERIFY( xc == 1.0f );
}
int main()
{
test01();
return 0;
}