// Copyright (C) 2013-2023 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
// .
// { dg-do run { target c++11 } }
#include
#include
#include
#include
using __gnu_test::propagating_allocator;
using __gnu_test::counter_type;
void test01()
{
typedef std::pair value_type;
typedef propagating_allocator alloc_type;
typedef __gnu_test::counter_type_hasher hash;
typedef std::unordered_map,
alloc_type> test_type;
test_type v1(alloc_type(1));
v1.emplace(std::piecewise_construct,
std::make_tuple(1), std::make_tuple(1));
test_type v2(alloc_type(2));
v2.emplace(std::piecewise_construct,
std::make_tuple(2), std::make_tuple(2));
counter_type::reset();
v2 = std::move(v1);
VERIFY( 1 == v1.get_allocator().get_personality() );
VERIFY( 2 == v2.get_allocator().get_personality() );
// No move because key is const.
VERIFY( counter_type::move_assign_count == 0 );
}
void test02()
{
typedef std::pair value_type;
typedef propagating_allocator alloc_type;
typedef __gnu_test::counter_type_hasher hash;
typedef std::unordered_map,
alloc_type> test_type;
test_type v1(alloc_type(1));
v1.emplace(std::piecewise_construct,
std::make_tuple(1), std::make_tuple(1));
auto it = v1.begin();
test_type v2(alloc_type(2));
v2.emplace(std::piecewise_construct,
std::make_tuple(2), std::make_tuple(2));
counter_type::reset();
v2 = std::move(v1);
VERIFY(1 == v1.get_allocator().get_personality());
VERIFY(1 == v2.get_allocator().get_personality());
VERIFY( counter_type::move_assign_count == 0 );
VERIFY( counter_type::destructor_count == 2 );
VERIFY( it == v2.begin() );
}
int main()
{
test01();
test02();
return 0;
}