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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [23_containers/] [unordered_multimap/] [insert/] [51866.cc] - Rev 742
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// { dg-options "-std=gnu++0x" } // // Copyright (C) 2012 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 <unordered_map> #include <testsuite_hooks.h> struct num { int value; num(int n) : value(n) {} num(num const&) = default; num& operator=(num const&) = default; num(num&& o) : value(o.value) { o.value = -1; } num& operator=(num&& o) { if (this != &o) { value = o.value; o.value = -1; } return *this; } }; struct num_hash { size_t operator()(num const& a) const { return a.value; } }; struct num_equal { static bool _S_called_on_moved_instance; bool operator()(num const& a, num const& b) const { if (a.value == -1 || b.value == -1) _S_called_on_moved_instance = true; return a.value == b.value; } }; bool num_equal::_S_called_on_moved_instance = false; // libstdc++/51866 void test01() { bool test __attribute__((unused)) = true; std::unordered_multimap<num, int, num_hash, num_equal> mmap; mmap.insert(std::make_pair(num(1), 1)); mmap.insert(std::make_pair(num(2), 2)); mmap.insert(std::make_pair(num(1), 3)); mmap.insert(std::make_pair(num(2), 4)); VERIFY( mmap.size() == 4 ); auto iter = mmap.cbegin(); auto x0 = (iter++)->first.value; auto x1 = (iter++)->first.value; auto x2 = (iter++)->first.value; auto x3 = (iter++)->first.value; VERIFY( iter == mmap.cend() ); VERIFY( (x0 == 1 && x1 == 1 && x2 == 2 && x3 == 2) || (x0 == 2 && x1 == 2 && x2 == 1 && x3 == 1) ); VERIFY( !num_equal::_S_called_on_moved_instance ); } int main() { test01(); return 0; }