--- /dev/null
+// { dg-require-namedlocale "" }
+
+// 2003-02-06 Petur Runolfsson <peturr02@ru.is>
+
+// Copyright (C) 2003, 2004, 2005, 2006, 2007, 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/>.
+
+// 22.2.1.5 - Template class codecvt [lib.locale.codecvt]
+
+#include <locale>
+#include <cstring>
+#include <testsuite_hooks.h>
+
+// Need to explicitly set the state(mbstate_t) to zero.
+// How to do this is not specified by the ISO C99 standard, so we
+// might need to add some operators to make the intuiative case
+// work:
+// w_codecvt::state_type state00;
+// state00 = 0;
+// or, can use this explicit "C" initialization:
+// w_codecvt::state_type state01 = {0, 0};
+// .. except Ulrich says: Use memset. Always use memset. Feel the force...
+void
+zero_state(std::mbstate_t& state)
+{ std::memset(&state, 0, sizeof(std::mbstate_t)); }
+
+// Required instantiation
+// codecvt<wchar_t, char, mbstate_t>
+void test03()
+{
+ using namespace std;
+ typedef codecvt<wchar_t, char, mbstate_t> w_codecvt;
+ typedef codecvt_base::result result;
+ typedef wchar_t int_type;
+ typedef char ext_type;
+ typedef char_traits<char> ext_traits;
+
+ bool test __attribute__((unused)) = true;
+ const ext_type* e_lit = "a";
+ const int_type i_lit[] = { L'a', 0x20ac, 0x0 };
+ const int_type* ifrom_next;
+ int size = wcslen(i_lit);
+ ext_type* e_arr = new ext_type[size + 1];
+ ext_type* e_ref = new ext_type[size + 1];
+ memset(e_arr, 0xf0, size + 1);
+ memset(e_ref, 0xf0, size + 1);
+ ext_type* eto_next;
+
+ locale loc = locale("en_US.ISO-8859-1");
+ locale::global(loc);
+ const w_codecvt* cvt = &use_facet<w_codecvt>(loc);
+
+ // out
+ w_codecvt::state_type state02;
+ zero_state(state02);
+ result r2 = cvt->out(state02, i_lit, i_lit + size, ifrom_next,
+ e_arr, e_arr + size, eto_next);
+ VERIFY( r2 == codecvt_base::error );
+ VERIFY( ifrom_next == i_lit + 1 );
+ VERIFY( eto_next == e_arr + 1 );
+ VERIFY( !ext_traits::compare(e_arr, e_lit, 1) );
+ VERIFY( !ext_traits::compare(eto_next, e_ref, size) );
+
+ delete [] e_arr;
+ delete [] e_ref;
+}
+
+int main ()
+{
+ test03();
+ return 0;
+}