gcc/libstdc++-v3/testsuite/20_util/bind/move.cc
2021-01-04 10:26:59 +01:00

59 lines
1.3 KiB
C++

// { dg-do run { target c++11 } }
// Copyright (C) 2010-2021 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 <functional>
#include <testsuite_hooks.h>
// PR libstdc++/45924
struct f
{
f() : i(0) { }
f(f&& r) : i(1) { r.i = -1; }
f(const f&) = delete;
int operator()() { return i; }
int i;
};
void test01()
{
auto b = std::bind(f());
VERIFY( b() == 1 );
auto bc(std::move(b));
VERIFY( bc() == 1 );
VERIFY( b() == -1 );
}
void test02()
{
auto b = std::bind<int>(f());
VERIFY( b() == 1 );
auto bc(std::move(b));
VERIFY( bc() == 1 );
VERIFY( b() == -1 );
}
int main()
{
test01();
test02();
return 0;
}