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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [23_containers/] [vector/] [debug/] [invalidation/] [2.cc] - Rev 742
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// Vector iterator invalidation tests // Copyright (C) 2003, 2004, 2005, 2006, 2009 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 3, 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 COPYING3. If not see // <http://www.gnu.org/licenses/>. // We need to be pedantic about reallocations for this testcase to be correct. // { dg-options "-D_GLIBCXX_DEBUG_PEDANTIC" } #ifndef _GLIBCXX_DEBUG_PEDANTIC # define _GLIBCXX_DEBUG_PEDANTIC 1 #endif #include <debug/vector> #include <testsuite_hooks.h> using __gnu_debug::vector; bool test = true; // Resize void test02() { vector<int> v(10, 17); v.reserve(20); vector<int>::iterator before = v.begin() + 6; vector<int>::iterator at = before + 1; vector<int>::iterator after = at + 1; // Shrink v.resize(7); VERIFY(before._M_dereferenceable()); VERIFY(at._M_singular()); VERIFY(after._M_singular()); // Grow, without reallocation before = v.begin() + 6; v.resize(17); VERIFY(before._M_dereferenceable()); // Grow, with reallocation v.resize(42); VERIFY(before._M_singular()); } int main() { test02(); return 0; }