Implement the resolution of DR 455, [DR].

2006-03-08  Paolo Carlini  <pcarlini@suse.de>

	Implement the resolution of DR 455, [DR].
	* src/ios_init.cc (ios_base::Init::Init()): Do it.
	* testsuite/27_io/objects/char/dr455.cc: New.
	* testsuite/27_io/objects/wchar_t/dr455.cc: Likewise.
	* docs/html/ext/howto.html: Add an entry for DR 455.

From-SVN: r111842

2 files changed, 74 insertions, 0 deletions

diff --git a/libstdc++-v3/testsuite/27_io/objects/char/dr455.cc b/libstdc++-v3/testsuite/27_io/objects/char/dr455.cc
new file mode 100644
index 0000000..2cfbb32
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/objects/char/dr455.cc
@@ -0,0 +1,37 @@
+// 2006-03-08  Paolo Carlini  <pcarlini@suse.de>
+
+// Copyright (C) 2006 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 2, 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 COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+#include <iostream>
+#include <testsuite_hooks.h>
+
+// DR 455. cerr::tie() and wcerr::tie() are overspecified.
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  VERIFY( std::cerr.tie() == &std::cout );
+}
+
+int 
+main()
+{
+  test01();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/objects/wchar_t/dr455.cc b/libstdc++-v3/testsuite/27_io/objects/wchar_t/dr455.cc
new file mode 100644
index 0000000..ab8abf3
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/objects/wchar_t/dr455.cc
@@ -0,0 +1,37 @@
+// 2006-03-08  Paolo Carlini  <pcarlini@suse.de>
+
+// Copyright (C) 2006 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 2, 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 COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+#include <iostream>
+#include <testsuite_hooks.h>
+
+// DR 455. cerr::tie() and wcerr::tie() are overspecified.
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  VERIFY( std::wcerr.tie() == &std::wcout );
+}
+
+int 
+main()
+{
+  test01();
+  return 0;
+}