// Copyright (C) 2005 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, // USA. // 25.3.9 [lib.alg.permutation.generators] // { dg-do compile } #include <algorithm> #include <testsuite_iterators.h> using __gnu_test::bidirectional_iterator_wrapper; struct S { }; bool operator<(const S&, const S&) {return true;} struct X { }; bool predicate(const X&, const X&) {return true;} bool test1(bidirectional_iterator_wrapper<S>& s) { return std::prev_permutation(s,s); } bool test2(bidirectional_iterator_wrapper<X>& x) { return std::prev_permutation(x,x,predicate); }