2007-08-23 Benjamin Kosnik <bkoz@redhat.com>

	* include/std/system_error: New file.
	* src/system_error.cc: New file.
	* src/Makefile.am (sources): Add.
	* src/Makefile.in: Regenerate.	
	* include/Makefile.am (std_headers): Add system_error.
	* include/Makefile.in: Regenerate.
	* acinclude.m4 (GLIBCXX_CHECK_SYSTEM_ERROR): New.
	* configure.ac: Call it.
	* config.h.in: Regenerate.
	* include/bits/functional_hash.h: Add hash<error_code>.
 	* include/std/ostream: Add inserters for error_code.
	
	* docs/doxygen/user.cfg.in: Add system_error.

	* config/abi/pre/gnu.ver(GLIBCXX_3.4.10): Add new symbols.

	* testsuite/19_diagnostics/error_code: New.
	* testsuite/19_diagnostics/error_code/cons: Same.
	* testsuite/19_diagnostics/error_code/cons/1.cc: Same.
	* testsuite/19_diagnostics/error_code/operators: Same.
	* testsuite/19_diagnostics/error_code/operators/bool.cc: Same.
	* testsuite/19_diagnostics/error_code/operators/bool_neg.cc: Same.
	* testsuite/19_diagnostics/error_code/operators/equal.cc: Same.
	* testsuite/19_diagnostics/error_code/operators/not_equal.cc: Same.
	* testsuite/19_diagnostics/error_category: Same.
	* testsuite/19_diagnostics/error_category/cons: Same.
	* testsuite/19_diagnostics/error_category/cons/copy_neg.cc: Same.
	* testsuite/19_diagnostics/error_category/cons/default.cc: Same.
	* testsuite/19_diagnostics/error_category/operators: Same.
	* testsuite/19_diagnostics/error_category/operators/equal.cc: Same.
	* testsuite/19_diagnostics/error_category/operators/not_equal.cc: Same.
	* testsuite/19_diagnostics/headers/system_error: Same.
	* testsuite/19_diagnostics/headers/system_error/
	types_std_c++0x.cc: Same.
	* testsuite/19_diagnostics/headers/system_error/std_c++0x_neg.cc: Same.
	* testsuite/19_diagnostics/system_error: Same.
	* testsuite/19_diagnostics/system_error/
	cons_virtual_derivation.cc: Same.
	* testsuite/19_diagnostics/system_error/cons-1.cc: Same.
	* testsuite/19_diagnostics/system_error/what-1.cc: Same.
	* testsuite/19_diagnostics/system_error/what-2.cc: Same.
	* testsuite/19_diagnostics/system_error/what-big.cc: Same.
	* testsuite/19_diagnostics/system_error/what-3.cc: Same.
	* testsuite/19_diagnostics/system_error/what-4.cc: Same.
	* testsuite/27_io/basic_ostream/inserters_other/wchar_t/
	error_code.cc: Same.
	* testsuite/27_io/basic_ostream/inserters_other/char/
	error_code.cc: Same.
	* testsuite/tr1/6_containers/hash/operators: New.
	* testsuite/tr1/6_containers/hash/operators/size_t.cc: Same.
	
	* testsuite/23_containers/hash: Move...
	* testsuite/20_util/hash: ... here.
	* testsuite/20_util/hash/operators: New.
	* testsuite/20_util/hash/operators/size_t.cc: New.

	* testsuite/20_util/function_objects/bad_function_call: Move...
	* testsuite/20_util/bad_function_call: ...here.
	


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@127744 138bc75d-0d04-0410-961f-82ee72b054a4

24 files changed, 1300 insertions, 9 deletions

diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/copy_neg.cc b/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/copy_neg.cc
new file mode 100644
index 00000000000..4a3d3ded4aa
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/copy_neg.cc
@@ -0,0 +1,56 @@
+// { dg-options "-std=gnu++0x" }
+// { dg-do compile }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+namespace __gnu_test
+{
+  struct test_category : public std::error_category
+  { 
+    virtual std::posix_errno 
+    posix(int __v) const
+    { return std::posix_errno(__v); }
+
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_category");
+      return s;
+    }
+  };
+}
+
+int main()
+{
+  bool test __attribute__((unused)) = true;
+
+  __gnu_test::test_category c1;
+  __gnu_test::test_category c2(c1); 
+
+  return 0;
+}
+
+// { dg-error "is private" "" { target *-*-* } 162 }
+// { dg-error "within this context" "" { target *-*-* } 29 }
+// { dg-error "first required here" "" { target *-*-* } 48 }
+// { dg-excess-errors "copy constructor" }
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/default.cc b/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/default.cc
new file mode 100644
index 00000000000..ae4f5b33bee
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/default.cc
@@ -0,0 +1,61 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+namespace __gnu_test
+{
+  struct test_category : public std::error_category
+  { 
+    virtual std::posix_errno 
+    posix(int __v) const
+    { return std::posix_errno(__v); }
+
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_category");
+      return s;
+    }
+  };
+
+  struct test_derived_category : public test_category
+  { 
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_derived_category");
+      return s;
+    }
+  };
+}
+
+int main()
+{
+  bool test __attribute__((unused)) = true;
+
+  // 1
+  __gnu_test::test_category c1;
+  __gnu_test::test_derived_category c2;
+
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_category/operators/equal.cc b/libstdc++-v3/testsuite/19_diagnostics/error_category/operators/equal.cc
new file mode 100644
index 00000000000..4d5b4cd80ba
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_category/operators/equal.cc
@@ -0,0 +1,62 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+namespace __gnu_test
+{
+  struct test_category : public std::error_category
+  { 
+    virtual std::posix_errno 
+    posix(int __v) const
+    { return std::posix_errno(__v); }
+
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_category");
+      return s;
+    }
+  };
+
+  struct test_derived_category : public test_category
+  { 
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_derived_category");
+      return s;
+    }
+  };
+}
+
+int main()
+{
+  bool test __attribute__((unused)) = true;
+
+  __gnu_test::test_category c1;
+  __gnu_test::test_derived_category c2;
+  VERIFY( c1 == c1 );
+  VERIFY( !(c1 == c2) );
+
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_category/operators/not_equal.cc b/libstdc++-v3/testsuite/19_diagnostics/error_category/operators/not_equal.cc
new file mode 100644
index 00000000000..7d5f8d3021d
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_category/operators/not_equal.cc
@@ -0,0 +1,62 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+namespace __gnu_test
+{
+  struct test_category : public std::error_category
+  { 
+    virtual std::posix_errno 
+    posix(int __v) const
+    { return std::posix_errno(__v); }
+
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_category");
+      return s;
+    }
+  };
+
+  struct test_derived_category : public test_category
+  { 
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_derived_category");
+      return s;
+    }
+  };
+}
+
+int main()
+{
+  bool test __attribute__((unused)) = true;
+
+  __gnu_test::test_category c1;
+  __gnu_test::test_derived_category c2;
+  VERIFY( !(c1 != c1) );
+  VERIFY( c1 != c2 );
+
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_code/cons/1.cc b/libstdc++-v3/testsuite/19_diagnostics/error_code/cons/1.cc
new file mode 100644
index 00000000000..8732e2891dc
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_code/cons/1.cc
@@ -0,0 +1,63 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+namespace __gnu_test
+{
+  struct test_category : public std::error_category
+  { 
+    virtual std::posix_errno 
+    posix(int __v) const
+    { return std::posix_errno(__v); }
+
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_category");
+      return s;
+    }
+  };
+}
+
+int main()
+{
+  bool test __attribute__((unused)) = true;
+
+  // 1
+  std::error_code e1;
+  VERIFY( e1.value() == 0 );
+  VERIFY( e1.category() == std::system_category );
+
+  // 2
+  const __gnu_test::test_category cat;
+  std::error_code e2(e1.value(), cat);
+  VERIFY( e2.value() == e1.value() );
+  VERIFY( e2.category() == cat );
+
+  // 3
+  std::error_code e3(std::operation_not_supported);
+  VERIFY( e3.value() == int(std::operation_not_supported) );
+  VERIFY( e3.category() == std::system_category );
+
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/bool.cc b/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/bool.cc
new file mode 100644
index 00000000000..f4cd48cc6bd
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/bool.cc
@@ -0,0 +1,46 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+// unspecified bool operator positive tests
+int main()
+{
+  bool test __attribute__((unused)) = true;
+  bool b;
+
+  // 1
+  std::error_code e1;
+  if (e1)
+    {
+      VERIFY( false );
+    }
+
+  // 2
+  std::error_code e2(std::operation_not_supported);
+  if (e2)
+    {
+      VERIFY( true );
+    }
+
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/bool_neg.cc b/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/bool_neg.cc
new file mode 100644
index 00000000000..3bf89ba7357
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/bool_neg.cc
@@ -0,0 +1,34 @@
+// { dg-options "-std=gnu++0x" }
+// { dg-do compile }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+int main()
+{
+  std::error_code e;
+  int i = e; 
+
+  return 0;
+}
+
+// { dg-error "invalid conversion" "" { target *-*-* } 29 }
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/equal.cc b/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/equal.cc
new file mode 100644
index 00000000000..e94c52adbb5
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/equal.cc
@@ -0,0 +1,58 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+namespace __gnu_test
+{
+  struct test_category : public std::error_category
+  { 
+    virtual std::posix_errno 
+    posix(int __v) const
+    { return std::posix_errno(__v); }
+
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_category");
+      return s;
+    }
+  };
+}
+
+// unspecified bool operator positive tests
+int main()
+{
+  bool test __attribute__((unused)) = true;
+
+  std::error_code e1;
+  std::error_code e2(std::operation_not_supported);
+
+  VERIFY( e1 == e1 );
+  VERIFY( !(e1 == e2) );
+
+  const __gnu_test::test_category cat;
+  std::error_code e3(e2.value(), cat);
+  VERIFY( !(e2 == e3) );
+
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/not_equal.cc b/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/not_equal.cc
new file mode 100644
index 00000000000..de487ee98a9
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_code/operators/not_equal.cc
@@ -0,0 +1,58 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_hooks.h>
+
+namespace __gnu_test
+{
+  struct test_category : public std::error_category
+  { 
+    virtual std::posix_errno 
+    posix(int __v) const
+    { return std::posix_errno(__v); }
+
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_category");
+      return s;
+    }
+  };
+}
+
+// unspecified bool operator positive tests
+int main()
+{
+  bool test __attribute__((unused)) = true;
+
+  std::error_code e1;
+  std::error_code e2(std::operation_not_supported);
+
+  VERIFY( !(e1 != e1) );
+  VERIFY( e1 != e2 );
+
+  const __gnu_test::test_category cat;
+  std::error_code e3(e2.value(), cat);
+  VERIFY( e2 != e3 );
+
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/23_containers/hash/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/std_c++0x_neg.cc
index 2155ca898bc..fc04cf55fb9 100644
--- a/libstdc++-v3/testsuite/23_containers/hash/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/std_c++0x_neg.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++0x" }
 // { dg-do compile }
 
 // Copyright (C) 2007 Free Software Foundation, Inc.
@@ -8,17 +7,20 @@
 // 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 <functional>
+// 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 <system_error>  // { dg-excess-errors "In file included from" }
+
+// { dg-error "upcoming ISO" "" { target *-*-* } 36 } 
+
+
 
-template class std::hash<bool>;
diff --git a/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/types_std_c++0x.cc b/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/types_std_c++0x.cc
new file mode 100644
index 00000000000..44d253c1391
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/types_std_c++0x.cc
@@ -0,0 +1,119 @@
+// { dg-options "-std=gnu++0x" }
+// { dg-do compile }
+
+// Copyright (C) 2007 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 <system_error>
+
+namespace gnu
+{
+  using std::system_error;
+  using std::error_code;
+  using std::error_category;
+  using std::system_category;
+
+  using std::posix_errno;
+  using std::address_family_not_supported;
+  using std::address_in_use;
+  using std::address_not_available;
+  using std::already_connected;
+  using std::argument_list_too_long;
+  using std::argument_out_of_domain;
+  using std:: bad_address;
+  using std::bad_file_descriptor;
+  using std::bad_message;
+  using std::broken_pipe;
+  using std::connection_aborted;
+  using std::connection_already_in_progress; 
+  using std::connection_refused; 
+  using std::connection_reset; 
+  using std::cross_device_link; 
+  using std::destination_address_required;
+  using std::device_or_resource_busy;
+  using std::directory_not_empty; 
+  using std::executable_format_error;
+  using std::file_exists;
+  using std::file_too_large; 	
+  using std::filename_too_long;
+  using std::function_not_supported; 
+  using std::host_unreachable; 
+  using std::identifier_removed;
+  using std::illegal_byte_sequence; 
+  using std::inappropriate_io_control_operation; 
+  using std::interrupted; 
+  using std::invalid_argument;
+  using std::invalid_seek; 
+  using std::io_error; 
+  using std::is_a_directory; 
+  using std::message_size; 
+  using std::network_down; 
+  using std::network_reset;
+  using std::network_unreachable; 
+  using std::no_buffer_space; 
+  using std::no_child_process;
+  using std::no_link; 
+  using std::no_lock_available; 
+  using std::no_message_available; 
+  using std::no_message; 
+  using std::no_posix_equivalent; 
+  using std::no_protocol_option; 
+  using std::no_space_on_device;
+  using std::no_stream_resources; 
+  using std::no_such_device_or_address; 
+  using std::no_such_device; 	
+  using std::no_such_file_or_directory; 
+  using std::no_such_process; 	
+  using std::not_a_directory; 
+  using std::not_a_socket; 
+  using std::not_a_stream; 
+  using std::not_connected; 
+  using std::not_enough_memory;
+  using std::not_supported;
+  using std::operation_canceled;
+  using std::operation_in_progress;
+  using std::operation_not_permitted;
+  using std::operation_not_supported;
+  using std::operation_would_block;
+
+#ifdef _GLIBCXX_HAVE_EOWNERDEAD
+  using std::owner_dead; 
+#endif
+
+  using std::permission_denied;
+  using std::protocol_error; 
+  using std::protocol_not_supported;
+  using std::read_only_file_system; 
+  using std::resource_deadlock_would_occur;
+  using std::resource_unavailable_try_again; 
+  using std::result_out_of_range;
+
+#ifdef _GLIBCXX_HAVE_ENOTRECOVERABLE
+  using std::state_not_recoverable; 
+#endif
+
+  using std::stream_timeout; 
+  using std::text_file_busy; 
+  using std::timed_out; 
+  using std::too_many_files_open_in_system; 
+  using std::too_many_files_open; 
+  using std::too_many_links; 	
+  using std::too_many_synbolic_link_levels; 
+  using std::value_too_large; 
+  using std::wrong_protocol_type;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/system_error/cons-1.cc b/libstdc++-v3/testsuite/19_diagnostics/system_error/cons-1.cc
new file mode 100644
index 00000000000..5348e5b15c6
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/system_error/cons-1.cc
@@ -0,0 +1,47 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-06-05 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <cstring>
+#include <system_error>
+#include <testsuite_hooks.h>
+
+int main()
+{
+  bool test __attribute__((unused)) = true;
+  const std::string s("too late: boulangerie out of pain au raisin");
+  const std::error_code e(std::operation_not_supported);
+
+  // 1
+  {
+    std::system_error err1(s, e);
+    VERIFY( err1.code() == e ); 
+    VERIFY( std::strcmp(err1.runtime_error::what(), s.c_str()) == 0 );
+  }
+
+  // 2
+  {
+    std::system_error err2(s, 95, std::system_category);
+    VERIFY( err2.code() == std::error_code(95, std::system_category) ); 
+    VERIFY( std::strcmp(err2.runtime_error::what(), s.c_str()) == 0 );
+  }
+
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/system_error/cons_virtual_derivation.cc b/libstdc++-v3/testsuite/19_diagnostics/system_error/cons_virtual_derivation.cc
new file mode 100644
index 00000000000..09ba2fd13e4
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/system_error/cons_virtual_derivation.cc
@@ -0,0 +1,31 @@
+// { dg-options "-std=gnu++0x" }
+// { dg-do run { xfail *-*-* } }
+// 2007-05-29 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 <system_error>
+#include <testsuite_api.h>
+
+int main()
+{
+  typedef std::system_error test_type;
+  __gnu_test::diamond_derivation<test_type, false>::test();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/system_error/what-1.cc b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-1.cc
new file mode 100644
index 00000000000..c178e542a3c
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-1.cc
@@ -0,0 +1,59 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2007
+// 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.
+
+// 19.1 Exception classes
+
+#include <string>
+#include <system_error>
+#include <cstring>
+#include <testsuite_hooks.h>
+
+// libstdc++/1972
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+  std::string s("lack of sunlight, no water error");
+
+  // 1
+  std::system_error obj1 = std::system_error(s);
+
+  // 2
+  std::system_error obj2(s);
+
+  VERIFY( std::strcmp(obj1.what(), s.data()) == 0 );
+  VERIFY( std::strcmp(obj2.what(), s.data()) == 0 );
+}
+
+void test02()
+{
+  bool test __attribute__((unused)) = true;
+  std::string s("lack of sunlight error");
+  std::system_error x(s);
+  
+  VERIFY( std::strcmp(x.what(), s.data()) == 0 );
+}
+
+int main(void)
+{
+  test01();
+  test02();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/system_error/what-2.cc b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-2.cc
new file mode 100644
index 00000000000..eb8e14c9cc1
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-2.cc
@@ -0,0 +1,51 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2007
+// 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.
+
+// 19.1 Exception classes
+
+#include <string>
+#include <system_error>
+#include <cstring>
+#include <testsuite_hooks.h>
+
+// libstdc++/2089
+class fuzzy_logic : public std::system_error
+{
+public:
+  fuzzy_logic() : std::system_error("whoa") { }
+};
+
+void test03()
+{
+  bool test __attribute__((unused)) = true;
+  try
+    { throw fuzzy_logic(); }
+  catch(const fuzzy_logic& obj)
+    { VERIFY( std::strcmp("whoa", obj.what()) == 0 ); }
+  catch(...)
+    { VERIFY( false ); }
+}
+
+int main(void)
+{
+  test03();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/system_error/what-3.cc b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-3.cc
new file mode 100644
index 00000000000..23d99a87d94
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-3.cc
@@ -0,0 +1,69 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2007
+// 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 <string>
+#include <system_error>
+#include <cstring>
+#include <testsuite_hooks.h>
+
+// test copy ctors, assignment operators, and persistence of member string data
+// libstdc++/1972
+// via Greg Bumgardner <bumgard@roguewave.com>
+void allocate_on_stack(void) 
+{
+  const size_t num = 512;
+  __extension__ char array[num];
+  for (size_t i = 0; i < num; i++) 
+    array[i]=0;
+}
+
+void test04()
+{
+  bool test __attribute__((unused)) = true;
+  const std::string s("CA ISO emergency once again:immediate power down");
+  const char* strlit1 = "wish I lived in Palo Alto";
+  const char* strlit2 = "...or Santa Barbara";
+  std::system_error obj1(s);
+  
+  // block 01
+  {
+    const std::string s2(strlit1);
+    std::system_error obj2(s2);
+    obj1 = obj2;
+  }
+  allocate_on_stack();
+  VERIFY( std::strcmp(strlit1, obj1.what()) == 0 ); 
+
+  // block 02
+  {
+    const std::string s3(strlit2);
+    std::system_error obj3 = std::system_error(s3);
+    obj1 = obj3;
+  }
+  allocate_on_stack();     
+  VERIFY( std::strcmp(strlit2, obj1.what()) == 0 ); 
+}
+
+int main(void)
+{
+  test04();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/system_error/what-4.cc b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-4.cc
new file mode 100644
index 00000000000..e6df84f6007
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-4.cc
@@ -0,0 +1,45 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2007
+// 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.
+
+// 19.1 Exception classes
+
+#include <cstring>
+#include <string>
+#include <system_error>
+#include <testsuite_hooks.h>
+
+// Make sure each invocation of what() doesn't grow the message.
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+  std::string s("after nine thirty, this request cannot be met");
+
+  std::system_error obj = std::system_error(s, std::invalid_argument);
+  std::string s1(obj.what());
+  std::string s2(obj.what());
+  VERIFY( s1 == s2 );
+}
+
+int main(void)
+{
+  test01();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/19_diagnostics/system_error/what-big.cc b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-big.cc
new file mode 100644
index 00000000000..765bcbf19fe
--- /dev/null
+++ b/libstdc++-v3/testsuite/19_diagnostics/system_error/what-big.cc
@@ -0,0 +1,41 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2007 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 <cstring>
+#include <string>
+#include <system_error>
+#include <testsuite_hooks.h>
+
+// Can construct and return 10k character error string.
+void test01()
+{
+  typedef std::system_error test_type;
+
+  bool test __attribute__((unused)) = true;
+  const std::string xxx(10000, 'x');
+  test_type t(xxx);
+  VERIFY( std::strcmp(t.what(), xxx.c_str()) == 0 );
+}
+
+int main(void)
+{
+  test01();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/20_util/function_objects/bad_function_call/cons_virtual_derivation.cc b/libstdc++-v3/testsuite/20_util/bad_function_call/cons_virtual_derivation.cc
index 6cc46c02a51..6cc46c02a51 100644
--- a/libstdc++-v3/testsuite/20_util/function_objects/bad_function_call/cons_virtual_derivation.cc
+++ b/libstdc++-v3/testsuite/20_util/bad_function_call/cons_virtual_derivation.cc
diff --git a/libstdc++-v3/testsuite/20_util/hash/operators/size_t.cc b/libstdc++-v3/testsuite/20_util/hash/operators/size_t.cc
new file mode 100644
index 00000000000..89e82cd4a90
--- /dev/null
+++ b/libstdc++-v3/testsuite/20_util/hash/operators/size_t.cc
@@ -0,0 +1,55 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-20  <benjamin@redhat.com>
+//
+// Copyright (C) 2007 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 <functional>
+#include <system_error>
+#include <testsuite_hooks.h>
+
+template<typename T>
+  void
+  do_test()
+  {
+    bool test __attribute__((unused)) = true;
+
+    typedef T 				value_type;
+    typedef std::hash<value_type> 	hash_type;
+    using std::size_t;
+
+    value_type v; // default initialized is fine, same value all that matters.
+    hash_type h1;
+    size_t r1 = size_t(h1(v));
+    
+    hash_type h2;
+    size_t r2 = size_t(h2(v));
+
+    VERIFY( r1 == r2 );
+  }
+  
+void test01()
+{
+  do_test<std::error_code>();
+}
+
+int main()
+{
+  test01();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/20_util/hash/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/20_util/hash/requirements/explicit_instantiation.cc
new file mode 100644
index 00000000000..7b82eeeab2f
--- /dev/null
+++ b/libstdc++-v3/testsuite/20_util/hash/requirements/explicit_instantiation.cc
@@ -0,0 +1,48 @@
+// { dg-options "-std=gnu++0x" }
+// { dg-do compile }
+
+// Copyright (C) 2007 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 <functional>
+#include <string>
+#include <system_error>
+
+// Verify that we can instantiate hash for every required type.
+template class std::hash<bool>;
+template class std::hash<char>;
+template class std::hash<signed char>;
+template class std::hash<unsigned char>;
+template class std::hash<short>;
+template class std::hash<int>;
+template class std::hash<long>;
+template class std::hash<unsigned short>;
+template class std::hash<unsigned int>;
+template class std::hash<unsigned long>;
+template class std::hash<float>;
+template class std::hash<double>;
+template class std::hash<long double>;
+template class std::hash<void*>;
+template class std::hash<std::string>;
+template class std::hash<std::error_code>;
+
+#ifdef _GLIBCXX_USE_WCHAR_T
+template class std::hash<wchar_t>;
+template class std::hash<std::wstring>;
+#endif
+
diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/error_code.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/error_code.cc
new file mode 100644
index 00000000000..3cac92847e8
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/error_code.cc
@@ -0,0 +1,74 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2007 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 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 <ostream>
+#include <sstream>
+#include <system_error>
+#include <algorithm>
+#include <testsuite_hooks.h>
+
+//   Effects: os << ec.category().name() << ':' << ec.value();
+void test()
+{
+  using namespace std;
+  bool test __attribute__((unused)) = true;
+
+  char buf[64];
+  error_code e1;
+  error_code e2(bad_address);
+  string s, s1, s2;
+
+  {
+    ostringstream ostr;
+    ostr << e1 << endl;
+    s1 = ostr.str();
+
+    if (ostr.rdstate() & ios_base::eofbit) 
+      test = false;
+  }
+  VERIFY( test );
+  VERIFY( find(s1.begin(), s1.end(), ':') != s1.end() );
+
+  sprintf(buf, "%i", e1.value());
+  s = buf;
+  VERIFY( s1.find(s) != string::npos);
+
+  {
+    ostringstream ostr;
+    ostr << e2 << endl;
+    s2 = ostr.str();
+
+    if (ostr.rdstate() & ios_base::eofbit) 
+      test = false;
+  }
+  VERIFY( test );
+  VERIFY( find(s2.begin(), s2.end(), ':') != s2.end() );
+
+  sprintf(buf, "%i", e2.value());
+  s = buf;
+  VERIFY( s2.find(s) != string::npos);
+}
+
+int 
+main()
+{
+  test(); 
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/error_code.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/error_code.cc
new file mode 100644
index 00000000000..a83c9cbb71d
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/error_code.cc
@@ -0,0 +1,75 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2007 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 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 <ostream>
+#include <sstream>
+#include <system_error>
+#include <algorithm>
+#include <wchar.h>
+#include <testsuite_hooks.h>
+
+//   Effects: os << ec.category().name() << ':' << ec.value();
+void test()
+{
+  using namespace std;
+  bool test __attribute__((unused)) = true;
+
+  wchar_t buf[64];
+  error_code e1;
+  error_code e2(bad_address);
+  wstring s, s1, s2;
+
+  {
+    wostringstream ostr;
+    ostr << e1 << endl;
+    s1 = ostr.str();
+
+    if (ostr.rdstate() & ios_base::eofbit) 
+      test = false;
+  }
+  VERIFY( test );
+  VERIFY( find(s1.begin(), s1.end(), L':') != s1.end() );
+
+  swprintf(buf, 64, L"%i", e1.value());
+  s = buf;
+  VERIFY( s1.find(s) != string::npos);
+
+  {
+    wostringstream ostr;
+    ostr << e2 << endl;
+    s2 = ostr.str();
+
+    if (ostr.rdstate() & ios_base::eofbit) 
+      test = false;
+  }
+  VERIFY( test );
+  VERIFY( find(s2.begin(), s2.end(), L':') != s2.end() );
+
+  swprintf(buf, 64, L"%i", e2.value());
+  s = buf;
+  VERIFY( s2.find(s) != string::npos);
+}
+
+int 
+main()
+{
+  test(); 
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/tr1/6_containers/hash/operators/size_t.cc b/libstdc++-v3/testsuite/tr1/6_containers/hash/operators/size_t.cc
new file mode 100644
index 00000000000..067a9f51da0
--- /dev/null
+++ b/libstdc++-v3/testsuite/tr1/6_containers/hash/operators/size_t.cc
@@ -0,0 +1,75 @@
+// 2007-08-20  <benjamin@redhat.com>
+//
+// Copyright (C) 2007 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.
+
+// 6.3.3 Class template hash
+
+#include <tr1/functional>
+#include <string>
+#include <testsuite_hooks.h>
+
+template<typename T>
+  void
+  do_test()
+  {
+    bool test __attribute__((unused)) = true;
+
+    typedef T 				value_type;
+    typedef std::tr1::hash<value_type> 	hash_type;
+    using std::size_t;
+
+    value_type v; // default initialized is fine, same value all that matters.
+    hash_type h1;
+    size_t r1 = size_t(h1(v));
+    
+    hash_type h2;
+    size_t r2 = size_t(h2(v));
+
+    VERIFY( r1 == r2 );
+  }
+  
+void test01()
+{
+  do_test<bool>();
+  do_test<char>();
+  do_test<signed char>();
+  do_test<unsigned char>();
+  do_test<short>();
+  do_test<int>();
+  do_test<long>();
+  do_test<unsigned short>();
+  do_test<unsigned int>();
+  do_test<unsigned long>();
+  do_test<int*>();
+  do_test<std::string>();
+  do_test<float>();
+  do_test<double>();
+  do_test<long double>();
+
+#ifdef _GLIBCXX_USE_WCHAR_T
+  do_test<wchar_t>();
+  do_test<std::wstring>();
+#endif
+}
+
+int main()
+{
+  test01();
+  return 0;
+}