1// List iterator invalidation tests 2 3// Copyright (C) 2003-2015 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 <debug/list> 21#include <iterator> 22#include <testsuite_hooks.h> 23 24// Resize 25void test02() 26{ 27 using std::advance; 28 29 bool test __attribute__((unused)) = true; 30 31 typedef __gnu_debug::list<int> list_type; 32 33 list_type v(10, 17); 34 35 list_type::iterator before = v.begin(); 36 advance(before, 6); 37 list_type::iterator at = before; 38 advance(at, 1); 39 list_type::iterator after = at; 40 advance(after, 1); 41 list_type::iterator finish = v.end(); 42 43 // Shrink 44 v.resize(7); 45 VERIFY(before._M_dereferenceable()); 46 VERIFY(at._M_singular()); 47 VERIFY(after._M_singular()); 48 VERIFY(!finish._M_singular() && !finish._M_dereferenceable()); 49} 50 51int main() 52{ 53 test02(); 54 return 0; 55} 56