--- /dev/null
+// 2006-07-11 Paolo Carlini <pcarlini@suse.de>
+
+// Copyright (C) 2006, 2009 Free Software Foundation
+//
+// 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/>.
+
+// 22.2.4.1.1 collate members
+
+#include <locale>
+#include <testsuite_hooks.h>
+
+// libstdc++/28277
+void test01()
+{
+ using namespace std;
+ typedef collate<wchar_t>::string_type string_type;
+
+ bool test __attribute__((unused)) = true;
+
+ // basic construction
+ locale loc_c = locale::classic();
+
+ // cache the collate facets
+ const collate<wchar_t>& coll_c = use_facet<collate<wchar_t> >(loc_c);
+
+ const string_type sstr(10000000, L'a');
+
+ const string_type dstr = coll_c.transform(sstr.data(),
+ sstr.data() + sstr.size());
+
+ VERIFY( dstr == sstr );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}