Update copyright years.

62 files changed, 62 insertions, 62 deletions

diff --git a/libstdc++-v3/testsuite/26_numerics/headers/ccomplex/std_c++0x_neg.cc b/libstdc++-v3/testsuite/26_numerics/headers/ccomplex/std_c++0x_neg.cc
index 053e9db8310..7dec5b66ac9 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/ccomplex/std_c++0x_neg.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/ccomplex/std_c++0x_neg.cc
@@ -1,7 +1,7 @@
 // { dg-options "-std=gnu++98" }
 // { dg-do compile { target c++98_only } }
 
-// 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/26_numerics/headers/cfenv/std_c++0x_neg.cc b/libstdc++-v3/testsuite/26_numerics/headers/cfenv/std_c++0x_neg.cc
index 6a77eac57cc..bb747303c6d 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cfenv/std_c++0x_neg.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cfenv/std_c++0x_neg.cc
@@ -1,7 +1,7 @@
 // { dg-options "-std=gnu++98" }
 // { dg-do compile { target c++98_only } }
 
-// 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/26_numerics/headers/cfenv/types_std_c++0x.cc b/libstdc++-v3/testsuite/26_numerics/headers/cfenv/types_std_c++0x.cc
index dfb35638457..187e8feb4c1 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cfenv/types_std_c++0x.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cfenv/types_std_c++0x.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// 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/26_numerics/headers/cmath/14608.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/14608.cc
index c1a3f4262d6..725f7e41f48 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/14608.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/14608.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/19322.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/19322.cc
index d9b98e9e1a1..846e5d057d6 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/19322.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/19322.cc
@@ -1,6 +1,6 @@
 // { dg-require-c-std "" }
 
-// 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/26_numerics/headers/cmath/25913.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/25913.cc
index 6fd2b000927..7dcdcd59ad0 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/25913.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/25913.cc
@@ -1,4 +1,4 @@
-// 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/26_numerics/headers/cmath/37582.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/37582.cc
index 62aa34c86fa..69505103f9c 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/37582.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/37582.cc
@@ -1,4 +1,4 @@
-// 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/26_numerics/headers/cmath/48891.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/48891.cc
index 6a84df5311e..949c46e48b1 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/48891.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/48891.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/51083.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/51083.cc
index ffb610d8006..421edde29cd 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/51083.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/51083.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 //
-// Copyright (C) 2011-2022 Free Software Foundation, Inc.
+// Copyright (C) 2011-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/53503.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/53503.cc
index 4682f32b09a..bec8dc156d4 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/53503.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/53503.cc
@@ -1,7 +1,7 @@
 // { dg-options "-fno-trapping-math" }
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2012-2022 Free Software Foundation, Inc.
+// Copyright (C) 2012-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/60401.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/60401.cc
index 0ed46f8c06f..5adcf993dc0 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/60401.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/60401.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/60637.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/60637.cc
index 555c9792886..e5dd4c7de93 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/60637.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/60637.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/82644.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/82644.cc
index cf03a19c30d..d1c50215eb2 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/82644.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/82644.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2022 Free Software Foundation, Inc.
+// Copyright (C) 2017-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++11.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++11.cc
index 12a55b4b33f..0b359a04522 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++11.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++11.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2022 Free Software Foundation, Inc.
+// Copyright (C) 2010-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc
index 193e77b0ae5..50612fc1edd 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2022 Free Software Foundation, Inc.
+// Copyright (C) 2022-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc
index f89c5b54444..0a81fa74887 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc
@@ -1,6 +1,6 @@
 // 2001-04-06 gdr
 
-// Copyright (C) 2001-2022 Free Software Foundation, Inc.
+// Copyright (C) 2001-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc
index f2805d86b53..a6c480482aa 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc
@@ -1,6 +1,6 @@
 // 2001-04-06 gdr
 
-// Copyright (C) 2001-2022 Free Software Foundation, Inc.
+// Copyright (C) 2001-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math.cc
index 67eb63b6b9d..ddbb197260f 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math.cc
@@ -1,7 +1,7 @@
 // 1999-06-05
 // Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
 
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math_dynamic.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math_dynamic.cc
index c0adeea0ffd..8e147569a35 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math_dynamic.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math_dynamic.cc
@@ -1,6 +1,6 @@
 // Inspired by libstdc++/7680 & 26_numerics/c_math.cc, 2003-04-12 ljr
 
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr2192.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr2192.cc
index 7dfec0d0e90..2ad6cdbb09d 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr2192.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr2192.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr2192_neg.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr2192_neg.cc
index abf522894b4..65878b61838 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr2192_neg.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr2192_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc
index 01447bfefeb..3a8fa58a8bc 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc
@@ -1,7 +1,7 @@
 // { dg-do run { target c++11 } }
 // 2008-05-26  Paolo Carlini  <paolo.carlini@oracle.com>
 //
-// 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/26_numerics/headers/cmath/fabs_inline.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/fabs_inline.cc
index c510c8fedf5..42c636d9ffb 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/fabs_inline.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/fabs_inline.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 1999-2022 Free Software Foundation, Inc.
+// Copyright (C) 1999-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_global.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_global.cc
index 75a0e53a704..122ddc4a8f7 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_global.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_global.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2022 Free Software Foundation, Inc.
+// Copyright (C) 2017-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std.cc
index 426b4687aa5..4c0eb1ca71e 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std.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/26_numerics/headers/cmath/functions_std_c++17.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++17.cc
index ff49a8eda35..3b4ada1a756 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++17.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++17.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++23.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++23.cc
index 99436b84446..ce529af36d6 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++23.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++23.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2022 Free Software Foundation, Inc.
+// Copyright (C) 2022-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/hypot.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/hypot.cc
index e9ba3528306..1458b24d1f4 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/hypot.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/hypot.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/macros.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/macros.cc
index 9e008b189fc..5cdf6decb29 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/macros.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/macros.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/26_numerics/headers/cmath/nextafter_c++23.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/nextafter_c++23.cc
index c105901ebd8..462a6012f2c 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/nextafter_c++23.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/nextafter_c++23.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2022 Free Software Foundation, Inc.
+// Copyright (C) 2022-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads.cc
index eeb0eb0e9fc..cbdf2a9962e 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2003-2022 Free Software Foundation, Inc.
+// Copyright (C) 2003-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads_c++0x_neg.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads_c++0x_neg.cc
index d9eda278565..13e015282f3 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads_c++0x_neg.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads_c++0x_neg.cc
@@ -1,7 +1,7 @@
 // { dg-do compile { target c++11 } }
 // { dg-require-cmath "" }
 
-// Copyright (C) 2011-2022 Free Software Foundation, Inc.
+// Copyright (C) 2011-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/powi.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/powi.cc
index ceeca23f14e..77c935ecef9 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/powi.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/powi.cc
@@ -1,6 +1,6 @@
 // 2005-02-13  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/26_numerics/headers/cmath/special_functions_global.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/special_functions_global.cc
index 38d63ef0f42..45ed6b99467 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/special_functions_global.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/special_functions_global.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2019-2022 Free Software Foundation, Inc.
+// Copyright (C) 2019-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/types_std_c++0x.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/types_std_c++0x.cc
index a5a12b8516b..13c1d0d0cd4 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/types_std_c++0x.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/types_std_c++0x.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// 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/26_numerics/headers/cmath/types_std_c++0x_neg.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc
index a8d073f5b3b..eb09aeed4d1 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target { ! c++17 } } }
 
-// 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/26_numerics/headers/complex.h/std_c++11.h b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.h
index bb5121e90ad..f74b13498d7 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.h
+++ b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2022 Free Software Foundation, Inc.
+// Copyright (C) 2017-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.h b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.h
index 0a70d00cdb8..79facef8d5b 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.h
+++ b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2022 Free Software Foundation, Inc.
+// Copyright (C) 2017-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.h b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.h
index fc2f6cbad84..20c55a5944e 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.h
+++ b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2022 Free Software Foundation, Inc.
+// Copyright (C) 2017-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/complex/synopsis.cc b/libstdc++-v3/testsuite/26_numerics/headers/complex/synopsis.cc
index d04f0160f89..23f3443c6e3 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/complex/synopsis.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/complex/synopsis.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // { dg-require-normal-namespace "" }
 
-// 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/26_numerics/headers/cstdlib/13943.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/13943.cc
index 4410aeac8ea..e662c372ddd 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/13943.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/13943.cc
@@ -1,4 +1,4 @@
-// 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/26_numerics/headers/cstdlib/2190.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/2190.cc
index f140c315ef7..9ae7940654a 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/2190.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/2190.cc
@@ -1,6 +1,6 @@
 // 2000-01-01 bkoz
 
-// Copyright (C) 2001-2022 Free Software Foundation, Inc.
+// Copyright (C) 2001-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/54686.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/54686.cc
index 8729a3eea24..38443581a9f 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/54686.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/54686.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2012-2022 Free Software Foundation, Inc.
+// Copyright (C) 2012-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/60401.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/60401.cc
index fe9bc8eb206..41ebfc93403 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/60401.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/60401.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2192.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2192.cc
index 6e93f085d4c..91b3c3d97b9 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2192.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2192.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2192_neg.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2192_neg.cc
index e7058620671..9393a1033b1 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2192_neg.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2192_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2022 Free Software Foundation, Inc.
+// Copyright (C) 2016-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2735.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2735.cc
index 93e9784049a..468550a810e 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2735.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/dr2735.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2019-2022 Free Software Foundation, Inc.
+// Copyright (C) 2019-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/functions_std.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/functions_std.cc
index 35b389d3297..0ea4f1aa058 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/functions_std.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/functions_std.cc
@@ -3,7 +3,7 @@
 // Math-related cstdlib bits are not freestanding.
 // { dg-require-effective-target hosted }
 
-// 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/26_numerics/headers/cstdlib/macros.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/macros.cc
index a6c18544cc6..5775010a518 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/macros.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/macros.cc
@@ -3,7 +3,7 @@
 // Math-related cstdlib bits are not freestanding.
 // { dg-require-effective-target hosted }
 
-// 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/26_numerics/headers/cstdlib/types_std.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/types_std.cc
index bd1f5b468cb..dd3190378eb 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/types_std.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/types_std.cc
@@ -3,7 +3,7 @@
 // Math-related cstdlib bits are not freestanding.
 // { dg-require-effective-target hosted }
 
-// 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/26_numerics/headers/cstdlib/types_std_c++0x.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/types_std_c++0x.cc
index 904d404efa8..83444d39f9a 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/types_std_c++0x.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/types_std_c++0x.cc
@@ -3,7 +3,7 @@
 // Math-related cstdlib bits are not freestanding.
 // { dg-require-effective-target hosted }
 
-// 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/26_numerics/headers/ctgmath/complex.cc b/libstdc++-v3/testsuite/26_numerics/headers/ctgmath/complex.cc
index 64bca2d14bc..ca0e5709145 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/ctgmath/complex.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/ctgmath/complex.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2022 Free Software Foundation, Inc.
+// Copyright (C) 2014-2023 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/ctgmath/std_c++0x_neg.cc b/libstdc++-v3/testsuite/26_numerics/headers/ctgmath/std_c++0x_neg.cc
index 79fe0675340..bfd19490ade 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/ctgmath/std_c++0x_neg.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/ctgmath/std_c++0x_neg.cc
@@ -1,7 +1,7 @@
 // { dg-options "-std=gnu++98" }
 // { dg-do compile { target c++98_only } }
 
-// 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/26_numerics/headers/numeric/numeric_parallel_mode.cc b/libstdc++-v3/testsuite/26_numerics/headers/numeric/numeric_parallel_mode.cc
index 01924f99db3..07dc81cac03 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/numeric/numeric_parallel_mode.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/numeric/numeric_parallel_mode.cc
@@ -2,7 +2,7 @@
 // { dg-require-parallel-mode "" }
 // { dg-options "-D_GLIBCXX_PARALLEL -fopenmp" { target *-*-* } }
 
-// 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/26_numerics/headers/numeric/parallel_numeric.cc b/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric.cc
index 5d5cf7a4be7..f482352f2dc 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric.cc
@@ -2,7 +2,7 @@
 // { dg-require-parallel-mode "" }
 // { dg-options "-fopenmp" { target *-*-* } }
 
-// 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/26_numerics/headers/numeric/parallel_numeric_mixed1.cc b/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric_mixed1.cc
index ce8e7873454..5f26be1be22 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric_mixed1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric_mixed1.cc
@@ -2,7 +2,7 @@
 // { dg-require-parallel-mode "" }
 // { dg-options "-fopenmp" { target *-*-* } }
 
-// 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/26_numerics/headers/numeric/parallel_numeric_mixed2.cc b/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric_mixed2.cc
index 296a9608a64..e38e2b5b4e5 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric_mixed2.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/numeric/parallel_numeric_mixed2.cc
@@ -2,7 +2,7 @@
 // { dg-require-parallel-mode "" }
 // { dg-options "-fopenmp" { target *-*-* } }
 
-// 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/26_numerics/headers/numeric/synopsis.cc b/libstdc++-v3/testsuite/26_numerics/headers/numeric/synopsis.cc
index 518ee08b854..82a6e1f9910 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/numeric/synopsis.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/numeric/synopsis.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/26_numerics/headers/random/std_c++0x_neg.cc b/libstdc++-v3/testsuite/26_numerics/headers/random/std_c++0x_neg.cc
index a085ee14312..b312d29970f 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/random/std_c++0x_neg.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/random/std_c++0x_neg.cc
@@ -1,7 +1,7 @@
 // { dg-options "-std=gnu++98" }
 // { dg-do compile { target c++98_only } }
 
-// 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/26_numerics/headers/random/types_std_c++0x.cc b/libstdc++-v3/testsuite/26_numerics/headers/random/types_std_c++0x.cc
index 3118fcd4d7e..cd172a6e8ae 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/random/types_std_c++0x.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/random/types_std_c++0x.cc
@@ -1,7 +1,7 @@
 // { dg-do compile { target c++11 } }
 // { dg-require-cstdint "" }
 
-// 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/26_numerics/headers/valarray/synopsis.cc b/libstdc++-v3/testsuite/26_numerics/headers/valarray/synopsis.cc
index 47e3aaaef53..4ebd003893e 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/valarray/synopsis.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/valarray/synopsis.cc
@@ -1,7 +1,7 @@
 // { dg-do compile }
 // { dg-require-normal-namespace "" }
 
-// 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/26_numerics/headers/valarray/types_std.cc b/libstdc++-v3/testsuite/26_numerics/headers/valarray/types_std.cc
index 5e3c9b07bb9..e03f2bb1c3f 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/valarray/types_std.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/valarray/types_std.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