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Diffstat (limited to 'libstdc++-v3/testsuite/23_containers/list/debug/invalidation/3.cc')
-rw-r--r-- | libstdc++-v3/testsuite/23_containers/list/debug/invalidation/3.cc | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/23_containers/list/debug/invalidation/3.cc b/libstdc++-v3/testsuite/23_containers/list/debug/invalidation/3.cc new file mode 100644 index 000000000..0d4844793 --- /dev/null +++ b/libstdc++-v3/testsuite/23_containers/list/debug/invalidation/3.cc @@ -0,0 +1,77 @@ +// List 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/list> +#include <iterator> +#include <testsuite_hooks.h> + +// Erase +void test03() +{ + using std::advance; + + bool test __attribute__((unused)) = true; + typedef __gnu_debug::list<int> list_type; + + list_type v(20, 42); + + // Single element erase (middle) + list_type::iterator before = v.begin(); + list_type::iterator at = before; + advance(at, 3); + list_type::iterator after = at; + at = v.erase(at); + VERIFY(before._M_dereferenceable()); + VERIFY(at._M_dereferenceable()); + VERIFY(after._M_singular()); + + // Single element erase (end) + before = v.begin(); + at = before; + after = at; + ++after; + at = v.erase(at); + VERIFY(before._M_singular()); + VERIFY(at._M_dereferenceable()); + VERIFY(after._M_dereferenceable()); + + // Multiple element erase + before = v.begin(); + at = before; + advance(at, 3); + after = at; + advance(after, 3); + v.erase(at, after); + VERIFY(before._M_dereferenceable()); + VERIFY(at._M_singular()); + + // clear() + before = v.begin(); + list_type::iterator finish = v.end(); + VERIFY(before._M_dereferenceable()); + v.clear(); + VERIFY(before._M_singular()); + VERIFY(!finish._M_singular() && !finish._M_dereferenceable()); +} + +int main() +{ + test03(); + return 0; +} |