Update copyright years.

158 files changed, 158 insertions, 158 deletions

diff --git a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_const/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_const/requirements/explicit_instantiation.cc
index 208073ab302..b3c49250cc5 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_const/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_const/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/add_const/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_const/value.cc
index f02b3503b9a..25293b319e6 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_const/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_const/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-16  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/tr1/4_metaprogramming/add_cv/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_cv/requirements/explicit_instantiation.cc
index bc43817ef3c..885461753e6 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_cv/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_cv/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/add_cv/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_cv/value.cc
index 416e87f349b..47dfa873806 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_cv/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_cv/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-16  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/tr1/4_metaprogramming/add_pointer/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_pointer/requirements/explicit_instantiation.cc
index 107af89b681..f9fc3197229 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_pointer/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_pointer/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/add_pointer/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_pointer/value.cc
index 64d63c48e62..12b46c94be6 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_pointer/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_pointer/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-12  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/tr1/4_metaprogramming/add_reference/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_reference/requirements/explicit_instantiation.cc
index 479e2fcb814..8d51b8a3b3b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_reference/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_reference/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/add_reference/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_reference/value.cc
index e5d861be6b9..4d572b2162f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_reference/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_reference/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-08  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/tr1/4_metaprogramming/add_volatile/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_volatile/requirements/explicit_instantiation.cc
index c5128d917c9..faa9264b4af 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_volatile/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_volatile/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/add_volatile/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_volatile/value.cc
index b738b9ec25d..6e6cbd897c7 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_volatile/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/add_volatile/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-16  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/tr1/4_metaprogramming/aligned_storage/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/aligned_storage/requirements/explicit_instantiation.cc
index 57cb8bd4c0a..397eded319d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/aligned_storage/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/aligned_storage/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/aligned_storage/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/aligned_storage/value.cc
index 246d3577565..d321c2f5d06 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/aligned_storage/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/aligned_storage/value.cc
@@ -1,6 +1,6 @@
 // 2005-01-11  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/tr1/4_metaprogramming/alignment_of/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/requirements/explicit_instantiation.cc
index fba89d23e7a..51aea1ece8f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/alignment_of/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/requirements/typedefs.cc
index 3135c923ff6..85c554aaa9d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2005-01-11  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/tr1/4_metaprogramming/alignment_of/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/value.cc
index 92bcaad07ab..fd4384cfc74 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/alignment_of/value.cc
@@ -1,6 +1,6 @@
 // 2005-01-11  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/tr1/4_metaprogramming/extent/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/requirements/explicit_instantiation.cc
index 086d179505f..03ad60ed00a 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/extent/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/requirements/typedefs.cc
index d47a71b22b0..8e915930885 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-12  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/tr1/4_metaprogramming/extent/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/value.cc
index 1db0a68f18c..a87c08ed920 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/extent/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-12  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/tr1/4_metaprogramming/has_nothrow_assign/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/requirements/explicit_instantiation.cc
index ac1e9623400..982809bc44f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/has_nothrow_assign/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/requirements/typedefs.cc
index 7ccbb8bbc50..10ac791ecc9 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-30  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/tr1/4_metaprogramming/has_nothrow_assign/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/value.cc
index c33c31b29f2..5605c7fe838 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_assign/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-30  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/tr1/4_metaprogramming/has_nothrow_constructor/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/requirements/explicit_instantiation.cc
index 258bdc757f5..93e40ef8ee0 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/requirements/typedefs.cc
index d8b5263093d..ab8df49f407 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-29  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/tr1/4_metaprogramming/has_nothrow_constructor/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/value.cc
index 8520cac6421..cc6388927c3 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_constructor/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-29  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/tr1/4_metaprogramming/has_nothrow_copy/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/requirements/explicit_instantiation.cc
index 3f95f17fea2..fc856c416a3 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/has_nothrow_copy/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/requirements/typedefs.cc
index 785a42dd276..c0b557c97b9 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-30  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/tr1/4_metaprogramming/has_nothrow_copy/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/value.cc
index 47ac4555af5..f1ac00f8f49 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_nothrow_copy/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-30  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/tr1/4_metaprogramming/has_trivial_assign/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/requirements/explicit_instantiation.cc
index b07e021db4c..813da6be34b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/has_trivial_assign/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/requirements/typedefs.cc
index 9bb803958e0..41230a70983 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-30  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/tr1/4_metaprogramming/has_trivial_assign/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/value.cc
index 8904f6ddeb6..b79f803d7bd 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_assign/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-30  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/tr1/4_metaprogramming/has_trivial_constructor/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/requirements/explicit_instantiation.cc
index e7ef7db9c4c..1feecc6942d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/has_trivial_constructor/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/requirements/typedefs.cc
index 6b73f311308..0120b1a6313 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-26  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/tr1/4_metaprogramming/has_trivial_constructor/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/value.cc
index 1a27b76f911..4fd1572128c 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_constructor/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-26  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/tr1/4_metaprogramming/has_trivial_copy/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/requirements/explicit_instantiation.cc
index 64ebda773a9..b3711e724c9 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/has_trivial_copy/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/requirements/typedefs.cc
index 0437e187574..c7c9ccc45f1 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-30  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/tr1/4_metaprogramming/has_trivial_copy/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/value.cc
index 27a2f260410..fcfa8983d27 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_copy/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-30  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/tr1/4_metaprogramming/has_trivial_destructor/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/requirements/explicit_instantiation.cc
index 8e7512333e5..2e8acffc8e6 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/has_trivial_destructor/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/requirements/typedefs.cc
index 35f25aa1388..47392dcc2c9 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-26  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/tr1/4_metaprogramming/has_trivial_destructor/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/value.cc
index 389c071b1fc..60176a0094f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_trivial_destructor/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-26  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/tr1/4_metaprogramming/has_virtual_destructor/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/requirements/explicit_instantiation.cc
index cfbd8e7a819..56bc665539f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/has_virtual_destructor/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/requirements/typedefs.cc
index d216c2bdc6d..c48f85355ad 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2007-04-08  Paolo Carlini  <pcarlini@suse.de>
 //
-// 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/testsuite/tr1/4_metaprogramming/has_virtual_destructor/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/value.cc
index a324987918c..1746c95cc98 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/has_virtual_destructor/value.cc
@@ -1,6 +1,6 @@
 // 2007-04-08  Paolo Carlini  <pcarlini@suse.de>
 //
-// 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/testsuite/tr1/4_metaprogramming/headers/type_traits/synopsis.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/headers/type_traits/synopsis.cc
index f430b196c9a..95cf32c5630 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/headers/type_traits/synopsis.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/headers/type_traits/synopsis.cc
@@ -2,7 +2,7 @@
 
 // 2007-02-04  Benjamin Kosnik  <bkoz@redhat.com>
 //
-// 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/testsuite/tr1/4_metaprogramming/headers/type_traits/types_std_tr1.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/headers/type_traits/types_std_tr1.cc
index 54032e12d8a..6ba35678e83 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/headers/type_traits/types_std_tr1.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/headers/type_traits/types_std_tr1.cc
@@ -1,6 +1,6 @@
 // { dg-do compile }
 
-// 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/testsuite/tr1/4_metaprogramming/integral_constant/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/requirements/explicit_instantiation.cc
index 059cf7d83db..637bc04bb9d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/integral_constant/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/requirements/typedefs.cc
index f98c9d64810..37f7ae1de53 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/integral_constant/static_definition.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/static_definition.cc
index 94bc8f59db6..aec73718901 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/static_definition.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/static_definition.cc
@@ -1,6 +1,6 @@
 // 2006-05-07  Paolo Carlini  <pcarlini@suse.de>
 //
-// 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/tr1/4_metaprogramming/integral_constant/true_false_type_typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/true_false_type_typedefs.cc
index 7daa937be42..9dcef4d4cee 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/true_false_type_typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/true_false_type_typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/integral_constant/true_false_value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/true_false_value.cc
index a2b65c1303f..0cae593d6e8 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/true_false_value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/true_false_value.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_abstract/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/requirements/explicit_instantiation.cc
index 33445dfca85..82b3cdce2fe 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_abstract/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/requirements/typedefs.cc
index 7c2b255517c..4d20e73397d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2005-01-28  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/tr1/4_metaprogramming/is_abstract/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/value.cc
index e6da99bc3a6..355ad26fa3d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_abstract/value.cc
@@ -1,6 +1,6 @@
 // 2005-01-28  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/tr1/4_metaprogramming/is_arithmetic/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/requirements/explicit_instantiation.cc
index 73541f6bc24..79c357bfc1e 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_arithmetic/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/requirements/typedefs.cc
index 146270940f0..819f1644c56 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_arithmetic/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/value.cc
index 17da1512043..608624cd8e1 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_arithmetic/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_array/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/requirements/explicit_instantiation.cc
index 94cf7197334..e0d419ae5f6 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_array/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/requirements/typedefs.cc
index e3b0b5d36e1..9d77f98f9e1 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_array/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/value.cc
index 0c051c36844..2f8d4457a8d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_array/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_base_of/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/requirements/explicit_instantiation.cc
index 972ba426e5f..b28af2c3f24 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_base_of/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/requirements/typedefs.cc
index 9d2893b10d3..046729651aa 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2005-03-04  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/tr1/4_metaprogramming/is_base_of/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/value.cc
index 94f6b295dcd..a0d5ad13339 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_base_of/value.cc
@@ -1,6 +1,6 @@
 // 2005-03-04  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/tr1/4_metaprogramming/is_class/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/requirements/explicit_instantiation.cc
index 70114e9cba8..e585a0a7716 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_class/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/requirements/typedefs.cc
index ef8727ed231..82131af6cf8 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2007-04-08  Paolo Carlini  <pcarlini@suse.de>
 //
-// 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/testsuite/tr1/4_metaprogramming/is_class/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/value.cc
index 5a183fe4939..3c6578ca54d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_class/value.cc
@@ -1,6 +1,6 @@
 // 2007-04-08  Paolo Carlini  <pcarlini@suse.de>
 //
-// 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/testsuite/tr1/4_metaprogramming/is_compound/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/requirements/explicit_instantiation.cc
index e2522debe13..b9148b5f1e3 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_compound/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/requirements/typedefs.cc
index 5731ee6f1ed..1245686b68d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-11  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/tr1/4_metaprogramming/is_compound/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/value.cc
index b43a2c6cb81..14817d8c22d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_compound/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-11  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/tr1/4_metaprogramming/is_const/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/requirements/explicit_instantiation.cc
index b9ed97689b5..bae622cbb15 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_const/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/requirements/typedefs.cc
index cea120a2186..57cc00887d5 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-07  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/tr1/4_metaprogramming/is_const/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/value.cc
index bf522113689..a98c4fa9dd6 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_const/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-07  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/tr1/4_metaprogramming/is_convertible/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/requirements/explicit_instantiation.cc
index b3cf6de964f..dcb4c10406f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_convertible/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/requirements/typedefs.cc
index 9661af60a91..c0a16d2cb1b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2005-02-23  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/tr1/4_metaprogramming/is_convertible/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/value.cc
index 03417d9f7dc..7b45f225801 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_convertible/value.cc
@@ -1,6 +1,6 @@
 // 2005-02-23  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/tr1/4_metaprogramming/is_empty/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/requirements/explicit_instantiation.cc
index e9b596edcde..9828b25251e 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_empty/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/requirements/typedefs.cc
index a5b871e54fb..763bb98e317 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2005-01-28  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/tr1/4_metaprogramming/is_empty/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/value.cc
index 6a0155d0174..fa35fbce548 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_empty/value.cc
@@ -1,6 +1,6 @@
 // 2005-01-28  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/tr1/4_metaprogramming/is_enum/24808.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/24808.cc
index 08868a6a6c0..0b8b5f683b3 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/24808.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/24808.cc
@@ -1,6 +1,6 @@
 // 2005-11-11  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/tr1/4_metaprogramming/is_enum/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/requirements/explicit_instantiation.cc
index b41ba7a372a..f19478e7ff0 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_enum/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/requirements/typedefs.cc
index aea7277ff41..292d45d1993 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-25  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/tr1/4_metaprogramming/is_enum/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/value.cc
index 91cde8f3b08..357d077c7f5 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_enum/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-25  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/tr1/4_metaprogramming/is_floating_point/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/requirements/explicit_instantiation.cc
index 7d963da767a..c3e0c5d22e4 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_floating_point/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/requirements/typedefs.cc
index 5176a4bfb0b..dc38e998024 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_floating_point/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/value.cc
index 997a0d2b524..482b0a66de0 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_floating_point/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_function/24808.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/24808.cc
index da6582d12ec..1bf2dbcc9d2 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/24808.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/24808.cc
@@ -1,6 +1,6 @@
 // 2005-11-11  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/tr1/4_metaprogramming/is_function/35637.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/35637.cc
index e68ae660c94..25398f76725 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/35637.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/35637.cc
@@ -1,7 +1,7 @@
 // { dg-options "-pedantic-errors" }
 // { dg-do compile }
 
-// Copyright (C) 2008-2022 Free Software Foundation, Inc.
+// Copyright (C) 2008-2023 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/tr1/4_metaprogramming/is_function/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/requirements/explicit_instantiation.cc
index 375178959fd..d6d1ffcfb41 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_function/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/requirements/typedefs.cc
index 5a532bdf61e..3d11ab3ca74 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-16  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/tr1/4_metaprogramming/is_function/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/value.cc
index 518b5ffe1eb..3b5c9ae118b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_function/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-16  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/tr1/4_metaprogramming/is_fundamental/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/requirements/explicit_instantiation.cc
index 8cbe49d8a1d..2f9d2763e5c 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_fundamental/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/requirements/typedefs.cc
index 5edb0ebf7a1..45ae5b4659b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_fundamental/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/value.cc
index 9716d694723..bda6df5fbd7 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_fundamental/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_integral/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/requirements/explicit_instantiation.cc
index 4fd566e5bb2..51dacafb646 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_integral/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/requirements/typedefs.cc
index fabccbe88d7..d5493614cac 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_integral/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/value.cc
index 5501bd03527..a6664a937f1 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_integral/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_member_function_pointer/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/requirements/explicit_instantiation.cc
index fc5300f0e32..60b01e9b32f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_member_function_pointer/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/requirements/typedefs.cc
index dbe9b3c64f6..111964bad5b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-24  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/tr1/4_metaprogramming/is_member_function_pointer/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/value.cc
index 7e6066b62dd..72c4b40daf1 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_function_pointer/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-24  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/tr1/4_metaprogramming/is_member_object_pointer/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/requirements/explicit_instantiation.cc
index f720e602f8f..ea178ef13ef 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_member_object_pointer/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/requirements/typedefs.cc
index f525317bdbb..526b94dd8d4 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-24  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/tr1/4_metaprogramming/is_member_object_pointer/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/value.cc
index bbf9da61c74..84fdc66c306 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_object_pointer/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-24  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/tr1/4_metaprogramming/is_member_pointer/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/requirements/explicit_instantiation.cc
index c547ecf8f28..75b8f1d620f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_member_pointer/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/requirements/typedefs.cc
index 4ee3fb78451..95c3dd59ca0 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-24  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/tr1/4_metaprogramming/is_member_pointer/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/value.cc
index b5c03116967..f0aa805e280 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_member_pointer/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-24  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/tr1/4_metaprogramming/is_object/24808.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/24808.cc
index 1a314250e55..530246adb31 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/24808.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/24808.cc
@@ -1,6 +1,6 @@
 // 2005-11-11  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/tr1/4_metaprogramming/is_object/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/requirements/explicit_instantiation.cc
index 0497e781acf..7858e98302b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_object/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/requirements/typedefs.cc
index d417946bd78..8493b430d9d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-16  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/tr1/4_metaprogramming/is_object/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/value.cc
index 6c5b9f03963..642f160642e 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_object/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-16  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/tr1/4_metaprogramming/is_pod/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/requirements/explicit_instantiation.cc
index 0fc38cce5e1..ddca41fc711 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_pod/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/requirements/typedefs.cc
index 29cf6a9ddf9..8be2b5e660c 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-26  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/tr1/4_metaprogramming/is_pod/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/value.cc
index d7fdb4594ad..9a13c77c722 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pod/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-26  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/tr1/4_metaprogramming/is_pointer/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/requirements/explicit_instantiation.cc
index 8c01300117b..39a16e000cf 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_pointer/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/requirements/typedefs.cc
index 6c624ee122a..2b82b844a30 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-12  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/tr1/4_metaprogramming/is_pointer/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/value.cc
index a839a1fa850..52eed37499b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_pointer/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-12  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/tr1/4_metaprogramming/is_polymorphic/24809.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/24809.cc
index 14e63a2c585..54245138ad0 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/24809.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/24809.cc
@@ -1,6 +1,6 @@
 // { dg-do compile }
 
-// 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/tr1/4_metaprogramming/is_polymorphic/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/requirements/explicit_instantiation.cc
index 24005d813e7..628ed1c138e 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_polymorphic/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/requirements/typedefs.cc
index 59ae5937eda..9441371e818 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2005-03-03  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/tr1/4_metaprogramming/is_polymorphic/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/value.cc
index cf62ea10b49..5ae6930946b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_polymorphic/value.cc
@@ -1,6 +1,6 @@
 // 2005-03-03  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/tr1/4_metaprogramming/is_reference/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/requirements/explicit_instantiation.cc
index bcf142e4994..1b6ca685325 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_reference/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/requirements/typedefs.cc
index fc0f2f12a51..c24467b7e96 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-06  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/tr1/4_metaprogramming/is_reference/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/value.cc
index a3eb6000246..23bd3a24b74 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_reference/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-06  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/tr1/4_metaprogramming/is_same/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/requirements/explicit_instantiation.cc
index a016d72d09a..01cb4e818f7 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_same/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/requirements/typedefs.cc
index d5ca396e3f2..0f282d0d9fc 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-08  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/tr1/4_metaprogramming/is_same/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/value.cc
index 12e622b1cfe..12a0fca3223 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_same/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-08  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/tr1/4_metaprogramming/is_scalar/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/requirements/explicit_instantiation.cc
index e09f2e66ab7..1f134c3f434 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_scalar/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/requirements/typedefs.cc
index 97cad8cbe66..e048c7dcba9 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-25  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/tr1/4_metaprogramming/is_scalar/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/value.cc
index 2218cfad7db..cb25878504d 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_scalar/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-25  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/tr1/4_metaprogramming/is_signed/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/requirements/explicit_instantiation.cc
index 8c9aabc61be..e24ea306aad 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_signed/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/requirements/typedefs.cc
index c8aead4f245..844e0c910cd 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2005-01-24  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/tr1/4_metaprogramming/is_signed/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/value.cc
index 90de1676a88..4c437787c6a 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_signed/value.cc
@@ -1,6 +1,6 @@
 // 2005-01-24  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/tr1/4_metaprogramming/is_union/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/requirements/explicit_instantiation.cc
index 2a3600d4c32..06f7eb2b626 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_union/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/requirements/typedefs.cc
index 7d9cd51ccd9..8da57d2f2fc 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2007-04-08  Paolo Carlini  <pcarlini@suse.de>
 //
-// 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/testsuite/tr1/4_metaprogramming/is_union/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/value.cc
index 7bcbecde3f8..1da25b99440 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/value.cc
@@ -1,6 +1,6 @@
 // 2007-04-08  Paolo Carlini  <pcarlini@suse.de>
 //
-// 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/testsuite/tr1/4_metaprogramming/is_unsigned/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/requirements/explicit_instantiation.cc
index 7a6f9a4e6be..4385f2ee716 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_unsigned/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/requirements/typedefs.cc
index bba3dc56ab4..55d9ed08f03 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2005-01-24  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/tr1/4_metaprogramming/is_unsigned/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/value.cc
index 7d6e9b4e62a..9f8acabe518 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_unsigned/value.cc
@@ -1,6 +1,6 @@
 // 2005-01-24  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/tr1/4_metaprogramming/is_void/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/requirements/explicit_instantiation.cc
index abf21306a63..f6f7766d670 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_void/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/requirements/typedefs.cc
index 64b30067087..bcd00732a5a 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_void/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/value.cc
index b085bf1a8a2..ba41776eaf5 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_void/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-03  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/tr1/4_metaprogramming/is_volatile/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/requirements/explicit_instantiation.cc
index 1b05618cbdb..dc0a0fb8b54 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/is_volatile/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/requirements/typedefs.cc
index 9dfdcba9637..08690b5d983 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-07  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/tr1/4_metaprogramming/is_volatile/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/value.cc
index f7c0924b721..69e5aa5793b 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/is_volatile/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-07  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/tr1/4_metaprogramming/rank/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/requirements/explicit_instantiation.cc
index c06cb963b8b..16e92b5fab5 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/rank/requirements/typedefs.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/requirements/typedefs.cc
index 45234dc5a60..d6ebbe82351 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // 2004-12-11  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/tr1/4_metaprogramming/rank/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/value.cc
index 6276f3db91b..1737f8bf9fc 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/rank/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-11  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/tr1/4_metaprogramming/remove_all_extents/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_all_extents/requirements/explicit_instantiation.cc
index 31f6314bcdb..7e3ce2c618f 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_all_extents/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_all_extents/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/remove_all_extents/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_all_extents/value.cc
index ffa242c4e34..04d65229716 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_all_extents/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_all_extents/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-09  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/tr1/4_metaprogramming/remove_const/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_const/requirements/explicit_instantiation.cc
index 71211d783d5..84d60eaaf46 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_const/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_const/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/remove_const/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_const/value.cc
index e91a8b98f3b..91caf190445 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_const/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_const/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-10  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/tr1/4_metaprogramming/remove_cv/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_cv/requirements/explicit_instantiation.cc
index 41b5b9953a0..688697f25a0 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_cv/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_cv/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/remove_cv/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_cv/value.cc
index 2d8df533af3..2841de363c0 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_cv/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_cv/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-10  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/tr1/4_metaprogramming/remove_extent/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_extent/requirements/explicit_instantiation.cc
index 6f6cf783432..389ffc292a6 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_extent/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_extent/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/remove_extent/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_extent/value.cc
index 67e6cd94942..c3dde109d01 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_extent/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_extent/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-09  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/tr1/4_metaprogramming/remove_pointer/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_pointer/requirements/explicit_instantiation.cc
index 4376e6abc43..ae49af406c3 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_pointer/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_pointer/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/remove_pointer/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_pointer/value.cc
index 7040f631ee4..a6e4b67e887 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_pointer/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_pointer/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-12  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/tr1/4_metaprogramming/remove_reference/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_reference/requirements/explicit_instantiation.cc
index efb681908c9..081f4b55775 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_reference/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_reference/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/remove_reference/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_reference/value.cc
index c1f181428fa..8b79fed9f73 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_reference/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_reference/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-08  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/tr1/4_metaprogramming/remove_volatile/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_volatile/requirements/explicit_instantiation.cc
index b367d83c4d4..85fdf8ff302 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_volatile/requirements/explicit_instantiation.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_volatile/requirements/explicit_instantiation.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // 2007-04-30 Benjamin Kosnik <bkoz@redhat.com>
 
-// 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/testsuite/tr1/4_metaprogramming/remove_volatile/value.cc b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_volatile/value.cc
index 84f6047f009..a83db63776c 100644
--- a/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_volatile/value.cc
+++ b/libstdc++-v3/testsuite/tr1/4_metaprogramming/remove_volatile/value.cc
@@ -1,6 +1,6 @@
 // 2004-12-10  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