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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [23_containers/] [map/] [debug/] [invalidation/] [2.cc] - Rev 742
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// Map 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/>. #include <debug/map> #include <iterator> #include <testsuite_hooks.h> using __gnu_debug::map; using std::advance; bool test = true; // Erase void test02() { map<int, int> v; for (int i = 0; i < 20; ++i) v[i] = 20-i; // Single element erase (middle) map<int, int>::iterator before = v.begin(); map<int, int>::iterator at = before; advance(at, 3); map<int, int>::iterator after = at; ++after; v.erase(at); VERIFY(before._M_dereferenceable()); VERIFY(at._M_singular()); VERIFY(after._M_dereferenceable()); // Multiple element erase before = v.begin(); at = before; advance(at, 3); after = at; advance(after, 4); v.erase(at, after); VERIFY(before._M_dereferenceable()); VERIFY(at._M_singular()); // clear() before = v.begin(); map<int, int>::iterator finish = v.end(); VERIFY(before._M_dereferenceable()); v.clear(); VERIFY(before._M_singular()); VERIFY(!finish._M_singular() && !finish._M_dereferenceable()); } int main() { test02(); return 0; }