--- /dev/null
+// 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;
+}