Update copyright years.

180 files changed, 180 insertions, 180 deletions

diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/cons/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/cons/3.cc
index f7fbb85..9fa6ed3 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/cons/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/cons/3.cc
@@ -1,6 +1,6 @@
 // 1999-01-17 bkoz test functionality of basic_filebuf for char_type == char
 
-// Copyright (C) 1997-2022 Free Software Foundation, Inc.
+// Copyright (C) 1997-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/exceptions/char/9561.cc b/libstdc++-v3/testsuite/27_io/basic_istream/exceptions/char/9561.cc
index b582012..be5d1be 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/exceptions/char/9561.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/exceptions/char/9561.cc
@@ -1,6 +1,6 @@
 // 2003-03-08  Jerry Quinn  <jlquinn@optonline.net>
 
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/exceptions/wchar_t/9561.cc b/libstdc++-v3/testsuite/27_io/basic_istream/exceptions/wchar_t/9561.cc
index ca55a06..15c633e 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/exceptions/wchar_t/9561.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/exceptions/wchar_t/9561.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/01.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/01.cc
index 93a0422..78b6aaa 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/01.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/01.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/02.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/02.cc
index f08b6bb..ea53c4b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/02.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/02.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/03.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/03.cc
index 25c3888..6bff7a8 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/03.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/03.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/06.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/06.cc
index fea55eb..184ac81 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/06.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/06.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/07.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/07.cc
index 76bbaa6..665aa06 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/07.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/07.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/08.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/08.cc
index 29d2746..a3b2cdb 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/08.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/08.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/09.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/09.cc
index 6c7d246..dd6d2df 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/09.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/09.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/10.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/10.cc
index fb159d1..3c73734 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/10.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/10.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/11.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/11.cc
index dd4e37f..631d0e2 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/11.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/11.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc
index 2f6eca3..7c58642 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/13.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/13.cc
index e730557..c0e8536 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/13.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/13.cc
@@ -1,6 +1,6 @@
 // 1999-04-12 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/9555-ia.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/9555-ia.cc
index c3aaf18..745a037 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/9555-ia.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/9555-ia.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/dr696.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/dr696.cc
index b8b5c0b..b1a6143 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/dr696.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/dr696.cc
@@ -1,6 +1,6 @@
 // 2009-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
 //
-// Copyright (C) 2009-2022 Free Software Foundation, Inc.
+// Copyright (C) 2009-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_badbit_throw.cc
index 4890072..a159f0d 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_badbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_badbit_throw.cc
@@ -1,6 +1,6 @@
 // 2003-03-08  Jerry Quinn  <jlquinn@optonline.net>
 
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit.cc
index c0cbc62..edbb6b2 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit_throw.cc
index a328215..d69d032 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/pod/3983-1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/pod/3983-1.cc
index 2178cc4..9c0a7ef 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/pod/3983-1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/pod/3983-1.cc
@@ -1,6 +1,6 @@
 // 2001-06-05 Benjamin Kosnik  <bkoz@redhat.com>
 
-// Copyright (C) 2001-2022 Free Software Foundation, Inc.
+// Copyright (C) 2001-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/01.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/01.cc
index d336f8b..843dfba 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/01.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/01.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/02.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/02.cc
index e3bb090..58d69b7 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/02.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/02.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/03.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/03.cc
index 97b5dbc..d8e7ee7 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/03.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/03.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/06.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/06.cc
index a247957..2fc3184 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/06.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/06.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/07.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/07.cc
index 2cf804c..920fece 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/07.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/07.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/08.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/08.cc
index 476b424..69d191e 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/08.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/08.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/09.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/09.cc
index 07c4ff6..8c61419 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/09.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/09.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc
index c16f76a..3be2b02 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/11.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/11.cc
index 9c3f4c4..fda7abe 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/11.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/11.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/12.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/12.cc
index 226e3ea..ecfec6c 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/12.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/12.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/13.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/13.cc
index 427e606..d8e3a66 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/13.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/13.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/9555-ia.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/9555-ia.cc
index 3fd6ba8..1509131 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/9555-ia.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/9555-ia.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/dr696.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/dr696.cc
index 6701c2c..d1f2c3a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/dr696.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/dr696.cc
@@ -1,6 +1,6 @@
 // 2009-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
 //
-// Copyright (C) 2009-2022 Free Software Foundation, Inc.
+// Copyright (C) 2009-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_badbit_throw.cc
index 0c12017..eab1d1b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_badbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_badbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit.cc
index f630303f..b27ce85 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit_throw.cc
index 4b2e549..e1511d5 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/1.cc
index 6c842aa..5d02239 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-07-26 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/11095-i.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/11095-i.cc
index 47db66d..5324df1 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/11095-i.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/11095-i.cc
@@ -1,6 +1,6 @@
 // 2003-06-05 Paolo Carlini <pcarlini@unitus.it>
  
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/2.cc
index cae23ed..3cfb88a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/2.cc
@@ -1,6 +1,6 @@
 // 1999-07-26 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/3.cc
index ef5a9bf..b62ab6f 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/3.cc
@@ -1,6 +1,6 @@
 // 1999-07-26 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/4.cc
index fe2772b..e16e151 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/4.cc
@@ -1,6 +1,6 @@
 // 2005-07-22  Paolo Carlini  <pcarlini@suse.de>
 
-// Copyright (C) 2005-2022 Free Software Foundation, Inc.
+// Copyright (C) 2005-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/5.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/5.cc
index a04bbe6..c0646ce 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/5.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/5.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/9555-ic.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/9555-ic.cc
index 5aaab5d..3b69692 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/9555-ic.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/9555-ic.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/9826.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/9826.cc
index 5412b07..be70092 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/9826.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/9826.cc
@@ -1,6 +1,6 @@
 // 2002-07-25 Benjamin Kosnik <bkoz@redhat.com>
 
-// Copyright (C) 2002-2022 Free Software Foundation, Inc.
+// Copyright (C) 2002-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/lwg2499.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/lwg2499.cc
index de6e624..75ec75b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/lwg2499.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/lwg2499.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/lwg2499_neg.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/lwg2499_neg.cc
index 2a7ca90..a214365 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/lwg2499_neg.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/lwg2499_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/overflow.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/overflow.cc
index 6420e0f..b8a4850 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/overflow.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/char/overflow.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/pod/3983-2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/pod/3983-2.cc
index 7022b53..e9ec35e 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/pod/3983-2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/pod/3983-2.cc
@@ -1,6 +1,6 @@
 // 2001-06-05 Benjamin Kosnik  <bkoz@redhat.com>
 
-// Copyright (C) 2001-2022 Free Software Foundation, Inc.
+// Copyright (C) 2001-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/1.cc
index 8c40e59..1c7fa05 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/11095-i.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/11095-i.cc
index f04ab05..c0e46d1 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/11095-i.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/11095-i.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/2.cc
index b3f9995..a6f201c 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/3.cc
index 8ff9abc..d2f5a52 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/3.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc
index 6943b24..f8720b3 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc
@@ -1,6 +1,6 @@
 // 2005-07-22  Paolo Carlini  <pcarlini@suse.de>
 
-// Copyright (C) 2005-2022 Free Software Foundation, Inc.
+// Copyright (C) 2005-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/5.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/5.cc
index d9cd866..f224401 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/5.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/5.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/9555-ic.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/9555-ic.cc
index 7770034..bf5cdf0 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/9555-ic.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/9555-ic.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499.cc
index b50ad51..62689b3 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499_neg.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499_neg.cc
index 702d272..dae4935 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499_neg.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/overflow.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/overflow.cc
index 1c1c312..4cf552a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/overflow.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/overflow.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/1.cc
index 2ce5b7b..335b0fc 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-07-28 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/2.cc
index 0b55768..6a939b4 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/2.cc
@@ -1,6 +1,6 @@
 // 1999-07-28 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/26181.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/26181.cc
index 723e309..d579bd0 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/26181.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/26181.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2006-2022 Free Software Foundation, Inc.
+// Copyright (C) 2006-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/3.cc
index df38304..43512a2 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/3.cc
@@ -1,6 +1,6 @@
 // 1999-07-28 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/4.cc
index c2cf7b7..ed98dd3 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/4.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9318-in.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9318-in.cc
index 73d8d30..a053bfd 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9318-in.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9318-in.cc
@@ -1,6 +1,6 @@
 // 1999-10-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9424-in.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9424-in.cc
index 3a12082..4a0e39a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9424-in.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9424-in.cc
@@ -1,6 +1,6 @@
 // 1999-10-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9555-io.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9555-io.cc
index 1e47135..a07d60d 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9555-io.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/9555-io.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/error_failbit.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/error_failbit.cc
index a699731..4971363 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/error_failbit.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/error_failbit.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_badbit_throw.cc
index bc6f5ba..984bb8b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_badbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_badbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_failbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_failbit_throw.cc
index caadf60..20c7d3bc 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_failbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_failbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_null.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_null.cc
index 61a2703..6e2d83c 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_null.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_null.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/pod/3983-3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/pod/3983-3.cc
index 92ccf8f..0a030b7 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/pod/3983-3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/pod/3983-3.cc
@@ -1,6 +1,6 @@
 // 2001-06-05 Benjamin Kosnik  <bkoz@redhat.com>
 
-// Copyright (C) 2001-2022 Free Software Foundation, Inc.
+// Copyright (C) 2001-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/1.cc
index cdaa3d8..eda5aa1 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc
index 3ce361f..203dbd2 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/26181.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/26181.cc
index ec75fe2..c5413a1 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/26181.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/26181.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2006-2022 Free Software Foundation, Inc.
+// Copyright (C) 2006-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/3.cc
index 649e123..70d5575 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/3.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/4.cc
index ea3345e..85c0cb9 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/4.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9318-in.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9318-in.cc
index 6ffd446..524c206 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9318-in.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9318-in.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9424-in.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9424-in.cc
index 5bfb0cf..85dcd8b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9424-in.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9424-in.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9555-io.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9555-io.cc
index 9c1c056..361b622 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9555-io.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/9555-io.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/error_failbit.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/error_failbit.cc
index b04b67b..2caadac 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/error_failbit.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/error_failbit.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_badbit_throw.cc
index 5425a8a..8063580 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_badbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_badbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_failbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_failbit_throw.cc
index 9f527e6..2ed1739 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_failbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_failbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_null.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_null.cc
index ba64d87..abe3543 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_null.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_null.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/char/1.cc
index 8cf083c..cde259d 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/char/2.cc
index c2b4f6a..adb4fdf 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/char/2.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/char/3.cc
index c285c67..56d221c 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/char/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/char/3.cc
@@ -1,6 +1,6 @@
 // 2004-11-26  Paolo Carlini  <pcarlini@suse.de>
 
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/char/lwg3464.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/char/lwg3464.cc
index 5d4de3d..e58a159 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/char/lwg3464.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/char/lwg3464.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/1.cc
index 817781f..55c1a11 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/2.cc
index 6de96c3..98dd0e0 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/3.cc
index e796a41..f3209ed 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/3.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/lwg3464.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/lwg3464.cc
index e2349df..659c858 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/lwg3464.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/lwg3464.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/1.cc
index ac95832..0a42b8e 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/2.cc
index be50e7f..11f4720 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/2.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/3.cc
index d75fc7f..14411cb 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/3.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/4.cc
index e1f05fa..c30a35b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/4.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/5.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/5.cc
index 4a281d5..ccfba39 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/5.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/5.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/6.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/6.cc
index b3b2e9e..5d18ffe 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/6.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/6.cc
@@ -1,6 +1,6 @@
 // 2004-11-26  Paolo Carlini  <pcarlini@suse.de>
 
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/1.cc
index 47c92b6..9089a13 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/2.cc
index 5f1a77b..3f4edc8 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/3.cc
index ff14399..b2e80f1 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/3.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/4.cc
index e4097c1..8023f74 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/4.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc
index 7c5a275..d887e14 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/6.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/6.cc
index da11c02..eb8988c 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/6.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/6.cc
@@ -1,6 +1,6 @@
 // 2004-11-26  Paolo Carlini  <pcarlini@suse.de>
 
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/1.cc
index 9a640eb..0645c17 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/2.cc
index 81661db..d21f2ca 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/3.cc
index 37a0629..6f1543c 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/3.cc
@@ -1,6 +1,6 @@
 // 2004-06-20  Paolo Carlini  <pcarlini@suse.de>
 
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/6360.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/6360.cc
index 314a8d3..2dca774 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/6360.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/6360.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/7220.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/7220.cc
index 56aa3f9..dfd2a89 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/7220.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/7220.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/94749.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/94749.cc
index a396e3e..6416863 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/94749.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/94749.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/96161.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/96161.cc
index 0c8395e..ea731aa 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/96161.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/96161.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/1.cc
index 5c603fd..4db944a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
index 2e9c43e..a6066aa 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc
index 26b3e56d..6bc23f4 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/6360.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/6360.cc
index 43ddc94..9bac1b8 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/6360.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/6360.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/7220.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/7220.cc
index 9d60386..d217b03 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/7220.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/7220.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/94749.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/94749.cc
index e2d951e..65e0a32 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/94749.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/94749.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/96161.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/96161.cc
index d9312ea..ea57ad0 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/96161.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/96161.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020-2022 Free Software Foundation, Inc.
+// Copyright (C) 2020-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/1.cc
index a90ac69..9310540 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/12296.cc b/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/12296.cc
index 02a5e54..fc021b6 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/12296.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/12296.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/6414.cc b/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/6414.cc
index 2662ca5..2f7f6a1 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/6414.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/6414.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/1.cc
index 2995ca4..e3e819f 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/12296.cc b/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/12296.cc
index fec5dfe..679bb99 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/12296.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/12296.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/6414.cc b/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/6414.cc
index 27b0881..904276b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/6414.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/peek/wchar_t/6414.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/putback/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/putback/char/1.cc
index a480a1b..eb03e82 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/putback/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/putback/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/putback/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/putback/wchar_t/1.cc
index 0c8165a..ba7d013 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/putback/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/putback/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/read/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/read/char/1.cc
index 0ad879e..619aa8b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/read/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/read/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/read/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/read/char/2.cc
index fe2908e..15073db 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/read/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/read/char/2.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/read/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/read/char/3.cc
index c5ef6bb..9fe347a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/read/char/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/read/char/3.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/1.cc
index 87c055a..fe97740 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/2.cc
index 5d4cc4c..252e928 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/3.cc
index e7d0b37..d7cca8a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/read/wchar_t/3.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/6746-1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/6746-1.cc
index 9e339c5..3aabe95 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/6746-1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/6746-1.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/6746-2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/6746-2.cc
index c7d55e3..c0b9d75 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/6746-2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/6746-2.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/8258.cc b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/8258.cc
index d680388..c498170 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/8258.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/char/8258.cc
@@ -1,6 +1,6 @@
 // 1999-08-11 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/6746-1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/6746-1.cc
index eb06e63..a9e1afc 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/6746-1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/6746-1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/6746-2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/6746-2.cc
index b98a7af..8f925d9 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/6746-2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/6746-2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/8258.cc b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/8258.cc
index ae71018..124d703 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/8258.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/readsome/wchar_t/8258.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/requirements/base_classes.cc b/libstdc++-v3/testsuite/27_io/basic_istream/requirements/base_classes.cc
index 652084b..e56acd3 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/requirements/base_classes.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/requirements/base_classes.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2003-03-26 B enjamin Kosnik  <bkoz@redhat.com>
 
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/27_io/basic_istream/requirements/explicit_instantiation.cc
index 69adf97..26753fe 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 1999-09-20 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/requirements/typedefs.cc b/libstdc++-v3/testsuite/27_io/basic_istream/requirements/typedefs.cc
index 5d57df9..0447c2f 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/requirements/typedefs.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 1999-09-20 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/2.cc
index 6943ecf..da034f4 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/2.cc
@@ -1,6 +1,6 @@
 // 2003-04-22 pme
 
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/26211.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/26211.cc
index 14c03e6..4ba0ae2 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/26211.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/26211.cc
@@ -1,6 +1,6 @@
 // 2010-11-18  Paolo Carlini  <paolo.carlini@oracle.com>
 
-// Copyright (C) 2010-2022 Free Software Foundation, Inc.
+// Copyright (C) 2010-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/8348-1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/8348-1.cc
index c4805ab..6a3f91b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/8348-1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/8348-1.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/8348-2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/8348-2.cc
index b21ea7d..27d8368 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/8348-2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/8348-2.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/exceptions_badbit_throw.cc
index 95cbefb..b9692ad 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/exceptions_badbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/exceptions_badbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/fstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/fstream.cc
index a399223..3822c7c 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/fstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/fstream.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/sstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/sstream.cc
index 2146e86..5b866af 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/sstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/char/sstream.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/2.cc
index a484e19..5466576 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/26211.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/26211.cc
index 4972267..26ec85a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/26211.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/26211.cc
@@ -1,6 +1,6 @@
 // 2010-11-18  Paolo Carlini  <paolo.carlini@oracle.com>
 
-// Copyright (C) 2010-2022 Free Software Foundation, Inc.
+// Copyright (C) 2010-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/8348-1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/8348-1.cc
index cf3a3fc..972eea9 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/8348-1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/8348-1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/8348-2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/8348-2.cc
index 9e31226..e0ffa77 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/8348-2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/8348-2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/exceptions_badbit_throw.cc
index 2581f59..2b6d385 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/exceptions_badbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/exceptions_badbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/fstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/fstream.cc
index 5a5588b..764c517 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/fstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/fstream.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc
index 93cb0eb..1687467 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/1.cc
index 2b83e5b..d7deb88 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-10-14 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/12297.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/12297.cc
index 1904447..45be286 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/12297.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/12297.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/2.cc
index c6146c3..c3e7b48 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/2.cc
@@ -1,6 +1,6 @@
 // 1999-10-14 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/3.cc
index 78275a3..2f6fa37 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/3.cc
@@ -1,6 +1,6 @@
 // 1999-10-14 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/53984.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/53984.cc
index 2d60310..f0c3aeb 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/53984.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/53984.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2022 Free Software Foundation, Inc.
+// Copyright (C) 2017-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/pod/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/pod/1.cc
index 3a4a2c1..e1e022b 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/pod/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/pod/1.cc
@@ -1,6 +1,6 @@
 // 1999-10-14 bkoz
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/1.cc
index 8889693..b2d5ad6 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc
index 1b6fc12..dccaac7 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/2.cc
index d768307..72f3768 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/3.cc
index 5592433..2d733cf 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/3.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/1.cc
index 858b9b0..179c271 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/1.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/2.cc
index 44c7491..3f41fd0 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/2.cc
@@ -1,6 +1,6 @@
 // 2003-04-22 pme
 
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/26211.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/26211.cc
index 6c526e4..72c9dd3 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/26211.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/26211.cc
@@ -1,6 +1,6 @@
 // 2010-11-18  Paolo Carlini  <paolo.carlini@oracle.com>
 
-// Copyright (C) 2010-2022 Free Software Foundation, Inc.
+// Copyright (C) 2010-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/8348.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/8348.cc
index ac0ad4b..1af9b5f 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/8348.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/8348.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/exceptions_badbit_throw.cc
index f8b2ec3..b2c2ad8 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/exceptions_badbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/exceptions_badbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/fstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/fstream.cc
index 5127ba6..9a06a78 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/fstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/fstream.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/sstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/sstream.cc
index 5c893c3..8fdb4c2 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/sstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/sstream.cc
@@ -1,6 +1,6 @@
 // 2000-06-29 bkoz
 
-// Copyright (C) 2000-2022 Free Software Foundation, Inc.
+// Copyright (C) 2000-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/1.cc
index 4a6f26e..0ee4446 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/2.cc
index f0cc14d..07c0bf2 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/26211.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/26211.cc
index cd21e12..73d5d63 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/26211.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/26211.cc
@@ -1,6 +1,6 @@
 // 2010-11-18  Paolo Carlini  <paolo.carlini@oracle.com>
 
-// Copyright (C) 2010-2022 Free Software Foundation, Inc.
+// Copyright (C) 2010-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/8348.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/8348.cc
index 1b9bc3a..f5e5972 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/8348.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/8348.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/exceptions_badbit_throw.cc
index 3d4b30d..0c4b6480 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/exceptions_badbit_throw.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/exceptions_badbit_throw.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/fstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/fstream.cc
index f6eba75..1e6ebb7 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/fstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/fstream.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc
index 091abc6..e3754ef 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ws/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ws/char/1.cc
index 5a02041..a835dee 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ws/char/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ws/char/1.cc
@@ -1,6 +1,6 @@
 // 1999-07-22 bkoz
 
-// Copyright (C) 1994-2022 Free Software Foundation, Inc.
+// Copyright (C) 1994-2023 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
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ws/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ws/wchar_t/1.cc
index d8c9725..fee35cb 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ws/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ws/wchar_t/1.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004-2022 Free Software Foundation, Inc.
+// Copyright (C) 2004-2023 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