1// { dg-options "-std=gnu++11" } 2 3// Copyright (C) 2011-2015 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// range insert 21 22#include <vector> 23#include <unordered_set> 24#include <testsuite_hooks.h> 25 26class PathPoint 27{ 28public: 29 PathPoint(char t, const std::vector<double>& c) 30 : type(t), coords(c) { } 31 PathPoint(char t, std::vector<double>&& c) 32 : type(t), coords(std::move(c)) { } 33 char getType() const { return type; } 34 const std::vector<double>& getCoords() const { return coords; } 35private: 36 char type; 37 std::vector<double> coords; 38}; 39 40struct PathPointHasher 41{ 42 std::size_t operator() (const PathPoint& __pp) const 43 { return __pp.getType(); } 44}; 45 46struct PathPointEqual 47{ 48 bool operator() (const PathPoint& __lhs, const PathPoint& __rhs) const 49 { return __lhs.getType() == __rhs.getType(); } 50}; 51 52bool test __attribute__((unused)) = true; 53 54void test01() 55{ 56 typedef std::unordered_set<PathPoint, PathPointHasher, PathPointEqual> Set; 57 Set s; 58 59 std::vector<double> coord1 = { 0.0, 1.0, 2.0 }; 60 61 auto ret = s.emplace('a', coord1); 62 VERIFY( ret.second ); 63 VERIFY( s.size() == 1 ); 64 VERIFY( ret.first->getType() == 'a' ); 65 66 coord1[0] = 3.0; 67 ret = s.emplace('a', coord1); 68 VERIFY( !ret.second ); 69 VERIFY( s.size() == 1 ); 70 VERIFY( ret.first->getType() == 'a' ); 71 VERIFY( ret.first->getCoords()[0] == 0.0 ); 72 73 auto it = s.emplace_hint(s.begin(), 'b', coord1); 74 VERIFY( it != s.end() ); 75 VERIFY( it->getType() == 'b' ); 76 VERIFY( it->getCoords()[0] == 3.0 ); 77 78 double *px = &coord1[0]; 79 ret = s.emplace('c', std::move(coord1)); 80 VERIFY( ret.second ); 81 VERIFY( ret.first->getType() == 'c' ); 82 VERIFY( &(ret.first->getCoords()[0]) == px ); 83} 84 85int main() 86{ 87 test01(); 88 return 0; 89} 90