--- /dev/null
+// 20010613 gdr
+
+// Copyright (C) 2001, 2002, 2003, 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/>.
+
+
+
+// This is DR-253. Test for accessible assignment-operators.
+#include <valarray>
+#include <testsuite_hooks.h>
+
+int main()
+{
+ bool test __attribute__((unused)) = true;
+ using std::valarray;
+ using std::slice;
+ valarray<int> v(1, 10), w(2, 10);
+
+ w[slice(0, 3, 3)] = v[slice(2, 3, 3)];
+
+ VERIFY(v[0] == 1 && w[0] == 1);
+ VERIFY(v[3] == 1 && w[3] == 1);
+ VERIFY(v[6] == 1 && w[6] == 1);
+
+ std::slice_array<int> t = v[slice(0, 10, 1)];
+
+ return 0;
+}