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// { dg-do compile { target c++11 } }
// Copyright (C) 2010-2022 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 <complex>
// User defined type, so that the primary std::complex template is used.
namespace numext
{
struct ldld_base
{
long double one;
long double two;
};
struct ldld_lit : public ldld_base
{ };
struct ldld_nonlit : public ldld_base
{
~ldld_nonlit() { }
};
bool
operator<(const ldld_base __a, const ldld_base __b)
{ return __a.one < __b.one && __a.two < __b.two; }
bool
operator==(const ldld_base __a, const ldld_base __b)
{ return __a.one == __b.one && __a.two == __b.two; }
ldld_base
operator+=(const ldld_base __a, const ldld_base __b)
{ return ldld_base({ __a.one + __b.one, __a.two + __b.two}); }
ldld_base
operator-=(const ldld_base __a, const ldld_base __b)
{ return ldld_base({ __a.one - __b.one, __a.two - __b.two}); }
ldld_base
operator*=(const ldld_base __a, const ldld_base __b)
{ return ldld_base({ __a.one * __b.one, __a.two * __b.two}); }
ldld_base
operator/=(const ldld_base __a, const ldld_base __b)
{ return ldld_base({ __a.one / __b.one, __a.two / __b.two}); }
}
constexpr std::complex<numext::ldld_lit> lit; // ok
// constexpr std::complex<numext::ldld_nonlit> nonlit; // error