Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 22_locale / codecvt / length / char / 2.cc

diff --git a/libstdc++-v3/testsuite/22_locale/codecvt/length/char/2.cc b/libstdc++-v3/testsuite/22_locale/codecvt/length/char/2.cc
new file mode 100644 (file)
index 0000000..c731a47
--- /dev/null
+++ b/libstdc++-v3/testsuite/22_locale/codecvt/length/char/2.cc
@@ -0,0 +1,68 @@
+// 2003-02-06  Petur Runolfsson  <peturr02@ru.is>
+
+// Copyright (C) 2003, 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 <testsuite_hooks.h>
+
+bool length_called = false;
+
+class length_codecvt : public std::codecvt<char, char, std::mbstate_t>
+{
+  typedef std::codecvt<char, char, std::mbstate_t> c_codecvt;
+
+public:
+  // DR75: type of first argument of do_length is state_type&
+  virtual int do_length(state_type& state, const extern_type* from,
+                        const extern_type* end, std::size_t max) const
+  {
+    length_called = true;
+    return c_codecvt::do_length(state, from, end, max);
+  }
+};
+
+// Required instantiation, degenerate conversion.
+// codecvt<char, char, mbstate_t>
+//
+// libstdc++/9224
+void test02()
+{
+  using namespace std;
+  typedef codecvt_base::result                 result;
+  typedef codecvt<char, char, mbstate_t>       c_codecvt;
+
+  bool test __attribute__((unused)) = true;
+  const char*          c_lit = "black pearl jasmine tea";
+  int                  size = 23;
+
+  locale               loc (locale::classic(), new length_codecvt);
+  c_codecvt::state_type state;
+  const c_codecvt*     cvt = &use_facet<c_codecvt>(loc); 
+
+  length_called = false;
+  cvt->length(state, c_lit, c_lit + size, 5);
+  VERIFY( length_called );
+}
+
+int main ()
+{
+  test02();
+  return 0;
+}