// 2001-12-28 Phil Edwards <pme@gcc.gnu.org> // // Copyright (C) 2001, 2002 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 2, 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 COPYING. If not, write to the Free // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, // USA. // Concept checking must remain sane. // { dg-options "-D_GLIBCPP_CONCEPT_CHECKS" } #include <vector> #include <string> #include <algorithm> #include <testsuite_hooks.h> using namespace std; // PR libstdc++/2054 and follow-up discussion struct indirectCompare { indirectCompare(const vector<string>& v) : V(v) {} bool operator()( int x, int y) const { return V[x] < V[y]; } bool operator()( int x, const string& a) const { return V[x] < a; } bool operator()( const string& a, int x) const { return V[x] < a; } const vector<string>& V; }; void test2054( ) { const int Maxi = 1022; vector<string> Words(Maxi); vector<int> Index(Maxi); for(size_t i = 0; i < Index.size(); i++) Index[i] = i; indirectCompare aComparison(Words); sort(Index.begin(), Index.end(), aComparison); string SearchTerm; lower_bound(Index.begin(), Index.end(), SearchTerm, aComparison); upper_bound(Index.begin(), Index.end(), SearchTerm, aComparison); equal_range(Index.begin(), Index.end(), SearchTerm, aComparison); binary_search(Index.begin(), Index.end(), SearchTerm, aComparison); } int main() { test2054(); return 0; }