1// Deque iterator invalidation tests 2 3// Copyright (C) 2003, 2005 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 2, 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 COPYING. If not, write to the Free 18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 19// USA. 20 21#include <debug/deque> 22#include <testsuite_hooks.h> 23 24using __gnu_debug::deque; 25 26bool test = true; 27 28// Erase 29void test04() 30{ 31 deque<int> v(20, 42); 32 33 // Single element erase (middle) 34 deque<int>::iterator before = v.begin(); 35 deque<int>::iterator at = before + 3; 36 deque<int>::iterator after = at; 37 at = v.erase(at); 38 VERIFY(before._M_singular()); 39 VERIFY(at._M_dereferenceable()); 40 VERIFY(after._M_singular()); 41 42 // Single element erase (end) 43 before = v.begin(); 44 at = before; 45 after = at + 1; 46 at = v.erase(at); 47 VERIFY(before._M_singular()); 48 VERIFY(at._M_dereferenceable()); 49 VERIFY(after._M_dereferenceable()); 50 51 // Multiple element erase 52 before = v.begin(); 53 at = before + 3; 54 v.erase(at, at + 3); 55 VERIFY(before._M_singular()); 56 VERIFY(at._M_singular()); 57 58 // Multiple element erase at end 59 before = v.begin(); 60 at = before + 3; 61 v.erase(at, v.end()); 62 *before; 63 64 // clear() 65 before = v.begin(); 66 VERIFY(before._M_dereferenceable()); 67 v.clear(); 68 VERIFY(before._M_singular()); 69} 70 71int main() 72{ 73 test04(); 74 return 0; 75} 76