gcc/libstdc++-v3/testsuite/25_algorithms/min/constexpr.cc

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re PR libstdc++/60271 ([DR2369] [C++1y] std::max(initializer_list<T>) cannot use std::max_element) 2014-12-22 Ville Voutilainen <ville.voutilainen@gmail.com> PR libstdc++/60271 C++14 constexpr min, max, minmax, min_element, max_element and minmax_element. Also constexpr for 20.9.5-20.9.9, aka various library functors. * include/bits/c++config: Add _GLIBCXX14_CONSTEXPR. * include/bits/algorithmfwd.h (min, max, minmax, min_element, max_element): Use it. * include/bits/predefined_ops.h (_Iter_less_iter, __iter_less_iter, _Iter_comp_iter, __iter_comp_iter): Likewise. * include/bits/stl_algo.h (minmax, __minmax_element, minmax_element, min, max, __min_element, min_element, __max_element, max_element) Likewise. * include/bits/stl_algobase.h (min, max): Likewise. * include/bits/stl_function.h (plus, minus, multiplies, divides, modulus, negate, equal_to, not_equal_to, greater, less, greater_equal, less_equal, logical_and, logical_or, logical_not, bit_and, bit_or, bit_xor, bit_not, unary_negate, not1, binary_negate, not2): Likewise. * testsuite/20_util/function_objects/constexpr.cc: New. * testsuite/25_algorithms/max/constexpr.cc: Likewise. * testsuite/25_algorithms/max_element/constexpr.cc: Likewise. * testsuite/25_algorithms/min/constexpr.cc: Likewise. * testsuite/25_algorithms/min_element/constexpr.cc: Likewise. * testsuite/25_algorithms/minmax/constexpr.cc: Likewise. * testsuite/25_algorithms/minmax_element/constexpr.cc: Likewise. * testsuite/ext/profile/mutex_extensions_neg.cc: Adjust dg-error. From-SVN: r219015
2014-12-22 17:00:16 +01:00
// { dg-options "-std=gnu++14" }
// { dg-do compile }
// Copyright (C) 2014-2016 Free Software Foundation, Inc.
re PR libstdc++/60271 ([DR2369] [C++1y] std::max(initializer_list<T>) cannot use std::max_element) 2014-12-22 Ville Voutilainen <ville.voutilainen@gmail.com> PR libstdc++/60271 C++14 constexpr min, max, minmax, min_element, max_element and minmax_element. Also constexpr for 20.9.5-20.9.9, aka various library functors. * include/bits/c++config: Add _GLIBCXX14_CONSTEXPR. * include/bits/algorithmfwd.h (min, max, minmax, min_element, max_element): Use it. * include/bits/predefined_ops.h (_Iter_less_iter, __iter_less_iter, _Iter_comp_iter, __iter_comp_iter): Likewise. * include/bits/stl_algo.h (minmax, __minmax_element, minmax_element, min, max, __min_element, min_element, __max_element, max_element) Likewise. * include/bits/stl_algobase.h (min, max): Likewise. * include/bits/stl_function.h (plus, minus, multiplies, divides, modulus, negate, equal_to, not_equal_to, greater, less, greater_equal, less_equal, logical_and, logical_or, logical_not, bit_and, bit_or, bit_xor, bit_not, unary_negate, not1, binary_negate, not2): Likewise. * testsuite/20_util/function_objects/constexpr.cc: New. * testsuite/25_algorithms/max/constexpr.cc: Likewise. * testsuite/25_algorithms/max_element/constexpr.cc: Likewise. * testsuite/25_algorithms/min/constexpr.cc: Likewise. * testsuite/25_algorithms/min_element/constexpr.cc: Likewise. * testsuite/25_algorithms/minmax/constexpr.cc: Likewise. * testsuite/25_algorithms/minmax_element/constexpr.cc: Likewise. * testsuite/ext/profile/mutex_extensions_neg.cc: Adjust dg-error. From-SVN: r219015
2014-12-22 17:00:16 +01:00
//
// 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.
// 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>
static_assert(std::min(2, 1) == 1, "");
static_assert(std::min(2, 1, std::greater<int>()) == 2, "");
static_assert(std::min({2, 1}) == 1, "");
static_assert(std::min({1, 2}, std::greater<int>())==2, "");