1// Copyright (C) 2013-2015 Free Software Foundation, Inc. 2// 3// This file is part of the GNU ISO C++ Library. This library is free 4// software; you can redistribute it and/or modify it under the 5// terms of the GNU General Public License as published by the 6// Free Software Foundation; either version 3, or (at your option) 7// any later version. 8 9// This library is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13 14// You should have received a copy of the GNU General Public License along 15// with this library; see the file COPYING3. If not see 16// <http://www.gnu.org/licenses/>. 17 18// { dg-options "-std=gnu++11" } 19 20#include <unordered_map> 21#include <testsuite_hooks.h> 22#include <testsuite_allocator.h> 23 24struct T { int i; }; 25 26struct hash 27{ 28 std::size_t operator()(const T t) const noexcept 29 { return t.i; } 30}; 31 32struct equal_to 33{ 34 bool operator()(const T& lhs, const T& rhs) const noexcept 35 { return lhs.i == rhs.i; } 36}; 37 38using __gnu_test::propagating_allocator; 39 40void test01() 41{ 42 bool test __attribute__((unused)) = true; 43 typedef propagating_allocator<T, false> alloc_type; 44 typedef std::unordered_map<T, T, hash, equal_to, alloc_type> test_type; 45 test_type v1(alloc_type(1)); 46 v1.emplace(std::piecewise_construct, 47 std::make_tuple(T()), std::make_tuple(T())); 48 test_type v2(v1); 49 VERIFY(1 == v1.get_allocator().get_personality()); 50 VERIFY(0 == v2.get_allocator().get_personality()); 51} 52 53void test02() 54{ 55 bool test __attribute__((unused)) = true; 56 typedef propagating_allocator<T, true> alloc_type; 57 typedef std::unordered_map<T, T, hash, equal_to, alloc_type> test_type; 58 test_type v1(alloc_type(1)); 59 v1.emplace(std::piecewise_construct, 60 std::make_tuple(T()), std::make_tuple(T())); 61 test_type v2(v1); 62 VERIFY(1 == v1.get_allocator().get_personality()); 63 VERIFY(1 == v2.get_allocator().get_personality()); 64} 65 66void test03() 67{ 68 bool test __attribute__((unused)) = true; 69 typedef propagating_allocator<T, true> alloc_type; 70 typedef std::unordered_map<T, T, hash, equal_to, alloc_type> test_type; 71 test_type v1(alloc_type(1)); 72 v1.emplace(std::piecewise_construct, 73 std::make_tuple(T()), std::make_tuple(T())); 74 test_type v2(v1, alloc_type(2)); 75 VERIFY(1 == v1.get_allocator().get_personality()); 76 VERIFY(2 == v2.get_allocator().get_personality()); 77} 78 79int main() 80{ 81 test01(); 82 test02(); 83 test03(); 84 return 0; 85} 86