1// { dg-options "-std=gnu++11" } 2 3// Copyright (C) 2012-2015 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 3, or (at your option) 9// any later version. 10// 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15// 16// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING3. If not see 18// <http://www.gnu.org/licenses/>. 19 20#include <vector> 21#include <set> 22#include <testsuite_hooks.h> 23 24class PathPoint 25{ 26public: 27 PathPoint(char t, const std::vector<double>& c) 28 : type(t), coords(c) { } 29 PathPoint(char t, std::vector<double>&& c) 30 : type(t), coords(std::move(c)) { } 31 char getType() const { return type; } 32 const std::vector<double>& getCoords() const { return coords; } 33private: 34 char type; 35 std::vector<double> coords; 36}; 37 38struct PathPointLess 39{ 40 bool operator() (const PathPoint& __lhs, const PathPoint& __rhs) const 41 { return __lhs.getType() < __rhs.getType(); } 42}; 43 44bool test __attribute__((unused)) = true; 45 46void test01() 47{ 48 typedef std::set<PathPoint, PathPointLess> Set; 49 Set s; 50 51 std::vector<double> coord1 = { 0.0, 1.0, 2.0 }; 52 53 auto ret = s.emplace('a', coord1); 54 VERIFY( ret.second ); 55 VERIFY( s.size() == 1 ); 56 VERIFY( ret.first->getType() == 'a' ); 57 58 coord1[0] = 3.0; 59 ret = s.emplace('a', coord1); 60 VERIFY( !ret.second ); 61 VERIFY( s.size() == 1 ); 62 VERIFY( ret.first->getType() == 'a' ); 63 VERIFY( ret.first->getCoords()[0] == 0.0 ); 64 65 auto it = s.emplace_hint(s.begin(), 'b', coord1); 66 VERIFY( it != s.end() ); 67 VERIFY( it->getType() == 'b' ); 68 VERIFY( it->getCoords()[0] == 3.0 ); 69 70 double *px = &coord1[0]; 71 ret = s.emplace('c', std::move(coord1)); 72 VERIFY( ret.second ); 73 VERIFY( ret.first->getType() == 'c' ); 74 VERIFY( &(ret.first->getCoords()[0]) == px ); 75} 76 77int main() 78{ 79 test01(); 80 return 0; 81} 82