Update copyright years.

41 files changed, 41 insertions, 41 deletions

diff --git a/libstdc++-v3/src/c++98/Makefile.am b/libstdc++-v3/src/c++98/Makefile.am
index b96588bd95c..63e52355367 100644
--- a/libstdc++-v3/src/c++98/Makefile.am
+++ b/libstdc++-v3/src/c++98/Makefile.am
@@ -1,6 +1,6 @@
 ## Makefile for the C++03 sources of the GNU C++ Standard library.
 ##
-## Copyright (C) 1997-2022 Free Software Foundation, Inc.
+## Copyright (C) 1997-2023 Free Software Foundation, Inc.
 ##
 ## This file is part of the libstdc++ version 3 distribution.
 ## Process this file with automake to produce Makefile.in.
diff --git a/libstdc++-v3/src/c++98/allocator-inst.cc b/libstdc++-v3/src/c++98/allocator-inst.cc
index 75fb71afa71..c19ad96edb5 100644
--- a/libstdc++-v3/src/c++98/allocator-inst.cc
+++ b/libstdc++-v3/src/c++98/allocator-inst.cc
@@ -1,6 +1,6 @@
 // Explicit instantiation file.
 
-// 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/src/c++98/bitmap_allocator.cc b/libstdc++-v3/src/c++98/bitmap_allocator.cc
index a3250a70d44..3b4331014dc 100644
--- a/libstdc++-v3/src/c++98/bitmap_allocator.cc
+++ b/libstdc++-v3/src/c++98/bitmap_allocator.cc
@@ -1,6 +1,6 @@
 // Bitmap Allocator. Out of line function definitions. -*- C++ -*-
 
-// 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/src/c++98/codecvt.cc b/libstdc++-v3/src/c++98/codecvt.cc
index 6afd6638825..d3c8950518f 100644
--- a/libstdc++-v3/src/c++98/codecvt.cc
+++ b/libstdc++-v3/src/c++98/codecvt.cc
@@ -1,4 +1,4 @@
-// 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/src/c++98/compatibility-debug_list-2.cc b/libstdc++-v3/src/c++98/compatibility-debug_list-2.cc
index 66d2f541545..dcc59181ff0 100644
--- a/libstdc++-v3/src/c++98/compatibility-debug_list-2.cc
+++ b/libstdc++-v3/src/c++98/compatibility-debug_list-2.cc
@@ -1,6 +1,6 @@
 // Compatibility symbols for previous versions, debug list -*- C++ -*-
 
-// Copyright (C) 2011-2022 Free Software Foundation, Inc.
+// Copyright (C) 2011-2023 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/src/c++98/compatibility-debug_list.cc b/libstdc++-v3/src/c++98/compatibility-debug_list.cc
index 2a7244037d8..2f2caaf3365 100644
--- a/libstdc++-v3/src/c++98/compatibility-debug_list.cc
+++ b/libstdc++-v3/src/c++98/compatibility-debug_list.cc
@@ -1,6 +1,6 @@
 // Compatibility symbols for previous versions, debug list -*- C++ -*-
 
-// 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/src/c++98/compatibility-ldbl.cc b/libstdc++-v3/src/c++98/compatibility-ldbl.cc
index 55a59438037..7d1089e741e 100644
--- a/libstdc++-v3/src/c++98/compatibility-ldbl.cc
+++ b/libstdc++-v3/src/c++98/compatibility-ldbl.cc
@@ -1,6 +1,6 @@
 // Compatibility symbols for -mlong-double-64 compatibility -*- C++ -*-
 
-// 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/src/c++98/compatibility.cc b/libstdc++-v3/src/c++98/compatibility.cc
index 0efe47c2973..5ff21f09c43 100644
--- a/libstdc++-v3/src/c++98/compatibility.cc
+++ b/libstdc++-v3/src/c++98/compatibility.cc
@@ -1,6 +1,6 @@
 // Compatibility symbols for previous versions -*- C++ -*-
 
-// 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/src/c++98/complex_io.cc b/libstdc++-v3/src/c++98/complex_io.cc
index f533892226d..d481852d55b 100644
--- a/libstdc++-v3/src/c++98/complex_io.cc
+++ b/libstdc++-v3/src/c++98/complex_io.cc
@@ -1,6 +1,6 @@
 // The template and inlines for the -*- C++ -*- complex number classes.
 
-// 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/src/c++98/concept-inst.cc b/libstdc++-v3/src/c++98/concept-inst.cc
index 3e458c1d5ed..fa3a4b17dcc 100644
--- a/libstdc++-v3/src/c++98/concept-inst.cc
+++ b/libstdc++-v3/src/c++98/concept-inst.cc
@@ -1,6 +1,6 @@
 // Concept checking instantiations -*- C++ -*-
 
-// 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/src/c++98/cow-istream-string.cc b/libstdc++-v3/src/c++98/cow-istream-string.cc
index d90ec2a0cf3..405f9ecb781 100644
--- a/libstdc++-v3/src/c++98/cow-istream-string.cc
+++ b/libstdc++-v3/src/c++98/cow-istream-string.cc
@@ -1,6 +1,6 @@
 // Input streams operating on strings -*- C++ -*-
 
-// Copyright (C) 2014-2022 Free Software Foundation, Inc.
+// Copyright (C) 2014-2023 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/src/c++98/ext-inst.cc b/libstdc++-v3/src/c++98/ext-inst.cc
index 378652502ec..57e08cb0f9b 100644
--- a/libstdc++-v3/src/c++98/ext-inst.cc
+++ b/libstdc++-v3/src/c++98/ext-inst.cc
@@ -1,6 +1,6 @@
 // Explicit instantiation file.
 
-// 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/src/c++98/globals_io.cc b/libstdc++-v3/src/c++98/globals_io.cc
index bfd808b5bbd..0c4f270977d 100644
--- a/libstdc++-v3/src/c++98/globals_io.cc
+++ b/libstdc++-v3/src/c++98/globals_io.cc
@@ -1,4 +1,4 @@
-// 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/src/c++98/hash-long-double-tr1-aux.cc b/libstdc++-v3/src/c++98/hash-long-double-tr1-aux.cc
index 0e73663d15b..cd0ed8c3763 100644
--- a/libstdc++-v3/src/c++98/hash-long-double-tr1-aux.cc
+++ b/libstdc++-v3/src/c++98/hash-long-double-tr1-aux.cc
@@ -1,6 +1,6 @@
 // std::tr1::hash definitions, long double bits -*- C++ -*-
 
-// 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/src/c++98/hash_tr1.cc b/libstdc++-v3/src/c++98/hash_tr1.cc
index caa424e423f..e132c01bf8e 100644
--- a/libstdc++-v3/src/c++98/hash_tr1.cc
+++ b/libstdc++-v3/src/c++98/hash_tr1.cc
@@ -1,6 +1,6 @@
 // std::tr1::hash definitions -*- C++ -*-
 
-// Copyright (C) 2007-2022 Free Software Foundation, Inc.
+// Copyright (C) 2007-2023 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/src/c++98/hashtable_tr1.cc b/libstdc++-v3/src/c++98/hashtable_tr1.cc
index ac67631bc80..ef33fa1b35b 100644
--- a/libstdc++-v3/src/c++98/hashtable_tr1.cc
+++ b/libstdc++-v3/src/c++98/hashtable_tr1.cc
@@ -1,6 +1,6 @@
 // std::__detail definitions -*- C++ -*-
 
-// Copyright (C) 2007-2022 Free Software Foundation, Inc.
+// Copyright (C) 2007-2023 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/src/c++98/ios_failure.cc b/libstdc++-v3/src/c++98/ios_failure.cc
index 523d1f6a4e9..27476eccbdb 100644
--- a/libstdc++-v3/src/c++98/ios_failure.cc
+++ b/libstdc++-v3/src/c++98/ios_failure.cc
@@ -1,6 +1,6 @@
 // Iostreams base classes -*- C++ -*-
 
-// 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/src/c++98/ios_init.cc b/libstdc++-v3/src/c++98/ios_init.cc
index 1b5132f1c2d..6b43a6bf563 100644
--- a/libstdc++-v3/src/c++98/ios_init.cc
+++ b/libstdc++-v3/src/c++98/ios_init.cc
@@ -1,6 +1,6 @@
 // Iostreams base classes -*- C++ -*-
 
-// 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/src/c++98/ios_locale.cc b/libstdc++-v3/src/c++98/ios_locale.cc
index b6384ea70bf..13a661adf90 100644
--- a/libstdc++-v3/src/c++98/ios_locale.cc
+++ b/libstdc++-v3/src/c++98/ios_locale.cc
@@ -1,6 +1,6 @@
 // Iostreams base classes -*- C++ -*-
 
-// 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/src/c++98/istream-string.cc b/libstdc++-v3/src/c++98/istream-string.cc
index 19f5f0c1a47..4859987fcc2 100644
--- a/libstdc++-v3/src/c++98/istream-string.cc
+++ b/libstdc++-v3/src/c++98/istream-string.cc
@@ -1,6 +1,6 @@
 // Input streams operating on strings-*- C++ -*-
 
-// 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/src/c++98/istream.cc b/libstdc++-v3/src/c++98/istream.cc
index 4d1e34fee84..74bf7b6f4fa 100644
--- a/libstdc++-v3/src/c++98/istream.cc
+++ b/libstdc++-v3/src/c++98/istream.cc
@@ -1,6 +1,6 @@
 // Input streams -*- C++ -*-
 
-// 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/src/c++98/list-aux-2.cc b/libstdc++-v3/src/c++98/list-aux-2.cc
index 7d8e85afce0..cde05371ea0 100644
--- a/libstdc++-v3/src/c++98/list-aux-2.cc
+++ b/libstdc++-v3/src/c++98/list-aux-2.cc
@@ -1,6 +1,6 @@
 // Compatibility symbols for previous versions, list bits -*- C++ -*-
 
-// Copyright (C) 2011-2022 Free Software Foundation, Inc.
+// Copyright (C) 2011-2023 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/src/c++98/list-aux.cc b/libstdc++-v3/src/c++98/list-aux.cc
index 21b746cfe62..dc2dd1f1c10 100644
--- a/libstdc++-v3/src/c++98/list-aux.cc
+++ b/libstdc++-v3/src/c++98/list-aux.cc
@@ -1,6 +1,6 @@
 // Compatibility symbols for previous versions, list bits -*- C++ -*-
 
-// 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/src/c++98/list.cc b/libstdc++-v3/src/c++98/list.cc
index e1a0d035b94..a3b518349c5 100644
--- a/libstdc++-v3/src/c++98/list.cc
+++ b/libstdc++-v3/src/c++98/list.cc
@@ -1,6 +1,6 @@
 // std::list utilities implementation -*- C++ -*-
 
-// 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/src/c++98/list_associated-2.cc b/libstdc++-v3/src/c++98/list_associated-2.cc
index 086d9164dc9..cfb65b46727 100644
--- a/libstdc++-v3/src/c++98/list_associated-2.cc
+++ b/libstdc++-v3/src/c++98/list_associated-2.cc
@@ -1,6 +1,6 @@
 // Default definitions when using namespace associations, list -*- C++ -*-
 
-// Copyright (C) 2011-2022 Free Software Foundation, Inc.
+// Copyright (C) 2011-2023 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/src/c++98/list_associated.cc b/libstdc++-v3/src/c++98/list_associated.cc
index 99d9ad867f3..8e356e53cf9 100644
--- a/libstdc++-v3/src/c++98/list_associated.cc
+++ b/libstdc++-v3/src/c++98/list_associated.cc
@@ -1,7 +1,7 @@
 
 // Default definitions when using namespace associations, list -*- C++ -*-
 
-// 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/src/c++98/locale.cc b/libstdc++-v3/src/c++98/locale.cc
index 9ba4a8d8d9e..d308140bab7 100644
--- a/libstdc++-v3/src/c++98/locale.cc
+++ b/libstdc++-v3/src/c++98/locale.cc
@@ -1,4 +1,4 @@
-// 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/src/c++98/locale_facets.cc b/libstdc++-v3/src/c++98/locale_facets.cc
index 1293a37e642..c0bb7fd181d 100644
--- a/libstdc++-v3/src/c++98/locale_facets.cc
+++ b/libstdc++-v3/src/c++98/locale_facets.cc
@@ -1,4 +1,4 @@
-// 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/src/c++98/locale_init.cc b/libstdc++-v3/src/c++98/locale_init.cc
index bc86bf9cbdb..cfc22eaf5a4 100644
--- a/libstdc++-v3/src/c++98/locale_init.cc
+++ b/libstdc++-v3/src/c++98/locale_init.cc
@@ -1,4 +1,4 @@
-// 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/src/c++98/localename.cc b/libstdc++-v3/src/c++98/localename.cc
index 10500b6e9c3..25e6d966dca 100644
--- a/libstdc++-v3/src/c++98/localename.cc
+++ b/libstdc++-v3/src/c++98/localename.cc
@@ -1,4 +1,4 @@
-// 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/src/c++98/math_stubs_float.cc b/libstdc++-v3/src/c++98/math_stubs_float.cc
index a48dc5d40a9..ac9b415b0bf 100644
--- a/libstdc++-v3/src/c++98/math_stubs_float.cc
+++ b/libstdc++-v3/src/c++98/math_stubs_float.cc
@@ -1,6 +1,6 @@
 // Stub definitions for float math.
 
-// 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/src/c++98/math_stubs_long_double.cc b/libstdc++-v3/src/c++98/math_stubs_long_double.cc
index 178d77d18fa..b964ea23be2 100644
--- a/libstdc++-v3/src/c++98/math_stubs_long_double.cc
+++ b/libstdc++-v3/src/c++98/math_stubs_long_double.cc
@@ -1,6 +1,6 @@
 // Stub definitions for long double math.
 
-// 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/src/c++98/misc-inst.cc b/libstdc++-v3/src/c++98/misc-inst.cc
index 2ac2d4a8e81..ab004a12172 100644
--- a/libstdc++-v3/src/c++98/misc-inst.cc
+++ b/libstdc++-v3/src/c++98/misc-inst.cc
@@ -1,6 +1,6 @@
 // Explicit instantiation file.
 
-// 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/src/c++98/mt_allocator.cc b/libstdc++-v3/src/c++98/mt_allocator.cc
index def5f48f7c8..5b6227168ba 100644
--- a/libstdc++-v3/src/c++98/mt_allocator.cc
+++ b/libstdc++-v3/src/c++98/mt_allocator.cc
@@ -1,6 +1,6 @@
 // Allocator details.
 
-// 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/src/c++98/parallel_settings.cc b/libstdc++-v3/src/c++98/parallel_settings.cc
index 607434f5643..c09fbed7279 100644
--- a/libstdc++-v3/src/c++98/parallel_settings.cc
+++ b/libstdc++-v3/src/c++98/parallel_settings.cc
@@ -1,6 +1,6 @@
 // Default settings for parallel mode -*- C++ -*-
 
-// Copyright (C) 2007-2022 Free Software Foundation, Inc.
+// Copyright (C) 2007-2023 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/src/c++98/pool_allocator.cc b/libstdc++-v3/src/c++98/pool_allocator.cc
index 6f8cef41e97..935a4a8a29f 100644
--- a/libstdc++-v3/src/c++98/pool_allocator.cc
+++ b/libstdc++-v3/src/c++98/pool_allocator.cc
@@ -1,6 +1,6 @@
 // Allocator details.
 
-// 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/src/c++98/stdexcept.cc b/libstdc++-v3/src/c++98/stdexcept.cc
index 0a24b054ca0..e8c91f5c1cd 100644
--- a/libstdc++-v3/src/c++98/stdexcept.cc
+++ b/libstdc++-v3/src/c++98/stdexcept.cc
@@ -1,6 +1,6 @@
 // Methods for Exception Support for -*- C++ -*-
 
-// 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/src/c++98/streambuf.cc b/libstdc++-v3/src/c++98/streambuf.cc
index 963afa2745c..05fef625093 100644
--- a/libstdc++-v3/src/c++98/streambuf.cc
+++ b/libstdc++-v3/src/c++98/streambuf.cc
@@ -1,6 +1,6 @@
 // Stream buffer classes -*- C++ -*-
 
-// 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/src/c++98/strstream.cc b/libstdc++-v3/src/c++98/strstream.cc
index f66cafbbb0a..58ee4ac1813 100644
--- a/libstdc++-v3/src/c++98/strstream.cc
+++ b/libstdc++-v3/src/c++98/strstream.cc
@@ -1,6 +1,6 @@
 // strstream definitions -*- C++ -*-
 
-// 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/src/c++98/tree.cc b/libstdc++-v3/src/c++98/tree.cc
index fd14991589a..4ee00a6a727 100644
--- a/libstdc++-v3/src/c++98/tree.cc
+++ b/libstdc++-v3/src/c++98/tree.cc
@@ -1,6 +1,6 @@
 // RB tree utilities implementation -*- C++ -*-
 
-// 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/src/c++98/valarray.cc b/libstdc++-v3/src/c++98/valarray.cc
index 790b0ce2164..0c4ca04f31b 100644
--- a/libstdc++-v3/src/c++98/valarray.cc
+++ b/libstdc++-v3/src/c++98/valarray.cc
@@ -1,6 +1,6 @@
 // Explicit instantiation file.
 
-// 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