Update copyright years.

99 files changed, 99 insertions, 99 deletions

diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/48101-2_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/48101-2_neg.cc
index 87734f3234b..be89fadf732 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/48101-2_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/48101-2_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2020 Free Software Foundation, Inc.
+// Copyright (C) 2017-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/48101-3_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/48101-3_neg.cc
index 0cfece616ea..9c41141c001 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/48101-3_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/48101-3_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2020 Free Software Foundation, Inc.
+// Copyright (C) 2017-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/48101_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/48101_neg.cc
index 8a70a63c1ae..a1ae9c583b0 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/48101_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/48101_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2020 Free Software Foundation, Inc.
+// Copyright (C) 2017-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/55043.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/55043.cc
index 06b82814182..d6f135f93d8 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/55043.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/55043.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/59548.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/59548.cc
index e625ad16039..6c15915e9df 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/59548.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/59548.cc
@@ -1,7 +1,7 @@
 // { dg-do compile { target c++11 } }
 // { dg-require-debug-mode "" }
 
-// Copyright (C) 2014-2020 Free Software Foundation, Inc.
+// Copyright (C) 2014-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/copy.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/copy.cc
index 770c62e03ca..b26931f7670 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/copy.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/copy.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/copy_assign.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/copy_assign.cc
index f29811103ea..d094862bdda 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/copy_assign.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/copy_assign.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/default_init.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/default_init.cc
index 473a5f1ce47..bbfd683d433 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/default_init.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/default_init.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Free Software Foundation, Inc.
+// Copyright (C) 2020-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/minimal.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/minimal.cc
index 75903a1f8c6..bde29c8dd68 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/minimal.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/minimal.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/move.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/move.cc
index 2a978399586..500ba83999d 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/move.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/move.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/move_assign.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/move_assign.cc
index adf271ff931..b9c2ec44995 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/move_assign.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/move_assign.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/noexcept.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/noexcept.cc
index a3bd7bebbf3..cd90d62c38a 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/noexcept.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/noexcept.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/swap.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/swap.cc
index a6b44266ced..bd3b6556757 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/swap.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/allocator/swap.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/56112.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/56112.cc
index 567eb17c69a..72140fa19f2 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/56112.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/56112.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/66055.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/66055.cc
index 70ed6e624fc..d5967ae1951 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/66055.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/66055.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2015-2020 Free Software Foundation, Inc.
+// Copyright (C) 2015-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/81891.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/81891.cc
index a3d06a5d26d..79bbb797fdb 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/81891.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/81891.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2020 Free Software Foundation, Inc.
+// Copyright (C) 2017-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/moveable.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/moveable.cc
index af518a0d4ed..fd4e6982cc6 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/moveable.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/moveable.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2007-2020 Free Software Foundation, Inc.
+// Copyright (C) 2007-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/noexcept_default_construct.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/noexcept_default_construct.cc
index f859ec939d0..94a8dfa933f 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/noexcept_default_construct.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/noexcept_default_construct.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Free Software Foundation, Inc.
+// Copyright (C) 2020-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/noexcept_move_construct.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/noexcept_move_construct.cc
index 99852b248d0..96245aa4c88 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/cons/noexcept_move_construct.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/cons/noexcept_move_construct.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2020 Free Software Foundation, Inc.
+// Copyright (C) 2020-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/60499.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/60499.cc
index 0a13d225384..b21b04bbbd6 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/60499.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/60499.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2020 Free Software Foundation, Inc.
+// Copyright (C) 2014-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/90102.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/90102.cc
index da7f3901e8b..54e32d589c3 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/90102.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/90102.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Free Software Foundation, Inc.
+// Copyright (C) 2020-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/begin1_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/begin1_neg.cc
index f9282e6cec8..ea7a27cd4f9 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/begin1_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/begin1_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/begin2_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/begin2_neg.cc
index 3f49d592cae..bdde0fa907f 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/begin2_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/begin2_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/bucket_size_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/bucket_size_neg.cc
index 7fc4f6c38e1..c3ba65c048e 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/bucket_size_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/bucket_size_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/cbegin_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/cbegin_neg.cc
index d2f41c13ab6..767fdc02941 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/cbegin_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/cbegin_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/cend_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/cend_neg.cc
index 23f7b98f565..909852f0359 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/cend_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/cend_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct1_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct1_neg.cc
index 452ee9454ad..4ef4a6a8e2c 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct1_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct1_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct2_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct2_neg.cc
index 256724771d5..78bb450a692 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct2_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct2_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct3_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct3_neg.cc
index 502bc64b709..404c2972195 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct3_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct3_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct4_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct4_neg.cc
index 79a0089a2e0..7839d75bdd3 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct4_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct4_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct5_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct5_neg.cc
index 74aae17e52e..9b12600cc6d 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct5_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/construct5_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2020 Free Software Foundation, Inc.
+// Copyright (C) 2014-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/end1_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/end1_neg.cc
index 66ad78e736e..419655795c1 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/end1_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/end1_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/end2_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/end2_neg.cc
index f33990c9f46..90e3b839592 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/end2_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/end2_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert1_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert1_neg.cc
index 6f0b10e31f2..5790e4048be 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert1_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert1_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert2_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert2_neg.cc
index b958c49e54c..b78cb7ab253 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert2_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert2_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert3_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert3_neg.cc
index 9e939e231d7..e7a1f38a1ce 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert3_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert3_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert4_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert4_neg.cc
index cd931e8fe0a..1e4ee45bcd1 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert4_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/insert4_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/invalid_local_iterator_compare_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/invalid_local_iterator_compare_neg.cc
index 7f0e7d0114a..6758c60791a 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/invalid_local_iterator_compare_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/invalid_local_iterator_compare_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/invalid_local_iterator_range_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/invalid_local_iterator_range_neg.cc
index c0ea3aaff15..4c9521f3b37 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/invalid_local_iterator_range_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/invalid_local_iterator_range_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/max_load_factor_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/max_load_factor_neg.cc
index 3a5d0303985..844167866fb 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/max_load_factor_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/max_load_factor_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_assign_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_assign_neg.cc
index ebdca81ee2f..cd8683adb40 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_assign_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_assign_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2020 Free Software Foundation, Inc.
+// Copyright (C) 2014-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_neg.cc
index 428cba03052..1087224e6de 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2020 Free Software Foundation, Inc.
+// Copyright (C) 2014-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_erased_local_iterator_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_erased_local_iterator_neg.cc
index 8c9e04abff3..1d6bbeb8b27 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_erased_local_iterator_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_erased_local_iterator_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_invalid_iterator_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_invalid_iterator_neg.cc
index c49a61499f3..c15c7e2b0ae 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_invalid_iterator_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_invalid_iterator_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_invalid_local_iterator_neg.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_invalid_local_iterator_neg.cc
index aa8fdf9e946..a4729f37db8 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_invalid_local_iterator_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/debug/use_invalid_local_iterator_neg.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/dr761.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/dr761.cc
index ac789888c34..95b9c3f8d01 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/dr761.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/dr761.cc
@@ -1,7 +1,7 @@
 // { dg-do run { target c++11 } }
 // 2008-05-22  Paolo Carlini  <paolo.carlini@oracle.com>
 //
-// Copyright (C) 2008-2020 Free Software Foundation, Inc.
+// Copyright (C) 2008-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/dup_types.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/dup_types.cc
index 0a6053eca87..3c1a85cc81c 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/dup_types.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/dup_types.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Free Software Foundation, Inc.
+// Copyright (C) 2020-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/erase/1.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/erase/1.cc
index 30e41ef6d72..04d6ac54d8d 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/erase/1.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/erase/1.cc
@@ -2,7 +2,7 @@
 
 // 2010-02-10  Paolo Carlini  <paolo.carlini@oracle.com> 
 //
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/erase/24061-map.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/erase/24061-map.cc
index 5d7c294075d..e76b478904b 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/erase/24061-map.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/erase/24061-map.cc
@@ -2,7 +2,7 @@
 
 // 2010-02-10  Paolo Carlini  <paolo.carlini@oracle.com> 
 //
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/erase/51142.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/erase/51142.cc
index f85a4e91aa1..d26816033ca 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/erase/51142.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/erase/51142.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/erase/54276.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/erase/54276.cc
index 51cb23020a4..8cae0abad34 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/erase/54276.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/erase/54276.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/erasure.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/erasure.cc
index d08510f789c..35132c65ee2 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/erasure.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/erasure.cc
@@ -1,7 +1,7 @@
 // { dg-options "-std=gnu++2a" }
 // { dg-do run { target c++2a } }
 
-// Copyright (C) 2018-2020 Free Software Foundation, Inc.
+// Copyright (C) 2018-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/final_hash.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/final_hash.cc
index 3a77bca5c9c..47bb4f27481 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/final_hash.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/final_hash.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/hash_policy/dr1189.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/hash_policy/dr1189.cc
index 178ef535f50..9eb7689baea 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/hash_policy/dr1189.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/hash_policy/dr1189.cc
@@ -1,7 +1,7 @@
 // { dg-do run { target c++11 } }
 // 2010-03-10  Paolo Carlini  <paolo.carlini@oracle.com>
 //
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/init-list.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/init-list.cc
index c4791af7ddf..15c2fa2ca63 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/init-list.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/init-list.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2008-2020 Free Software Foundation, Inc.
+// Copyright (C) 2008-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/24061-map.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/24061-map.cc
index 5e6c4c42764..22f12261907 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/24061-map.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/24061-map.cc
@@ -2,7 +2,7 @@
 
 // 2010-02-10  Paolo Carlini  <paolo.carlini@oracle.com> 
 //
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/57619.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/57619.cc
index 9d1b8683c4c..1b85dd11d9d 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/57619.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/57619.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 //
-// Copyright (C) 2013-2020 Free Software Foundation, Inc.
+// Copyright (C) 2013-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/83709.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/83709.cc
index f4141487734..721f9f3a020 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/83709.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/83709.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 //
-// Copyright (C) 2018-2020 Free Software Foundation, Inc.
+// Copyright (C) 2018-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/array_syntax.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/array_syntax.cc
index f9e8b7f1136..c9a6bb0324c 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/array_syntax.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/array_syntax.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/array_syntax_move.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/array_syntax_move.cc
index ddfb35a1b02..5b5dc57ba6a 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/array_syntax_move.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/array_syntax_move.cc
@@ -2,7 +2,7 @@
 
 // 2010-10-27  Paolo Carlini  <paolo.carlini@oracle.com> 
 //
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/dr2354.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/dr2354.cc
index 8b61e098cef..f66c99830fe 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/dr2354.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/dr2354.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2020 Free Software Foundation, Inc.
+// Copyright (C) 2017-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_range.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_range.cc
index 364a5d501b0..d70a2711acf 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_range.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_range.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single.cc
index e3d4278bdca..fab2d959e9f 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single_move-1.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single_move-1.cc
index ac8af829d6d..0ce116b034c 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single_move-1.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single_move-1.cc
@@ -2,7 +2,7 @@
 
 // 2010-10-27  Paolo Carlini  <paolo.carlini@oracle.com> 
 //
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single_move-2.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single_move-2.cc
index e09f60dcbc3..4f25594a8d3 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single_move-2.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single_move-2.cc
@@ -2,7 +2,7 @@
 
 // 2010-10-27  Paolo Carlini  <paolo.carlini@oracle.com> 
 //
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/61667.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/61667.cc
index b741f19260f..b68c926a3a2 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/61667.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/61667.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/78595.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/78595.cc
index bd3c9fbd754..6f6e0523b8f 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/78595.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/78595.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2018-2020 Free Software Foundation, Inc.
+// Copyright (C) 2018-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/92878_92947.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/92878_92947.cc
index 2c8e6ca0831..deefd5d0012 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/92878_92947.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/92878_92947.cc
@@ -1,7 +1,7 @@
 // { dg-options "-std=gnu++2a" }
 // { dg-do run { target c++2a } }
 
-// Copyright (C) 2020 Free Software Foundation, Inc.
+// Copyright (C) 2020-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/emplace.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/emplace.cc
index ddecc849663..70b380ae80a 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/emplace.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/emplace.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/extract.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/extract.cc
index 38928826689..a52e6d969bd 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/extract.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/extract.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2020 Free Software Foundation, Inc.
+// Copyright (C) 2016-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc
index f7a6a1a94d0..1d1af9cd2db 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc
@@ -1,7 +1,7 @@
 // { dg-options "-std=gnu++17" }
 // { dg-do run { target c++17 } }
 
-// Copyright (C) 2015-2020 Free Software Foundation, Inc.
+// Copyright (C) 2015-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/merge.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/merge.cc
index 5bc0997c55b..a51f175b422 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/merge.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/merge.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2020 Free Software Foundation, Inc.
+// Copyright (C) 2016-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/move_assign.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/move_assign.cc
index 0a5ef1113d9..2af50d8985e 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/move_assign.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/move_assign.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2020 Free Software Foundation, Inc.
+// Copyright (C) 2020-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/reserve.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/reserve.cc
index ad221893e59..58c8924b9db 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/reserve.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/reserve.cc
@@ -1,6 +1,6 @@
 // { dg-do run { target c++11 } }
 
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/try_emplace.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/try_emplace.cc
index 684917ad8df..eb72ad2a1ba 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/try_emplace.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/modifiers/try_emplace.cc
@@ -1,7 +1,7 @@
 // { dg-options "-std=gnu++17" }
 // { dg-do run { target c++17 } }
 
-// Copyright (C) 2015-2020 Free Software Foundation, Inc.
+// Copyright (C) 2015-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/observers.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/observers.cc
index 344e3149bcf..5d09799884c 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/observers.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/observers.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/operations/contains.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/operations/contains.cc
index a9690d570d5..8604c6fc689 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/operations/contains.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/operations/contains.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2018-2020 Free Software Foundation, Inc.
+// Copyright (C) 2018-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/operations/count.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/operations/count.cc
index 0fb4b24b9a7..634206cefb4 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/operations/count.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/operations/count.cc
@@ -2,7 +2,7 @@
 
 // 2011-10-28  Paolo Carlini  <paolo.carlini@oracle.com>
 
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/operators/1.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/operators/1.cc
index c60ec2c848d..c27248161ee 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/operators/1.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/operators/1.cc
@@ -2,7 +2,7 @@
 
 // 2010-03-25  Paolo Carlini  <paolo.carlini@oracle.com>
 
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/operators/2.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/operators/2.cc
index f5547fad462..d765b9e2098 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/operators/2.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/operators/2.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/pmr_typedefs.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/pmr_typedefs.cc
index 99712f624ed..de5db5ea873 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/pmr_typedefs.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/pmr_typedefs.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2018-2020 Free Software Foundation, Inc.
+// Copyright (C) 2018-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/pmr_typedefs_debug.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/pmr_typedefs_debug.cc
index a561d28dbe8..cf41df0f230 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/pmr_typedefs_debug.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/pmr_typedefs_debug.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2018-2020 Free Software Foundation, Inc.
+// Copyright (C) 2018-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/range_access.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/range_access.cc
index 90e03207fec..edb06d06894 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/range_access.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/range_access.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/52942.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/52942.cc
index e835fcd9907..a7dbf139448 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/52942.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/52942.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/53067.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/53067.cc
index b1a15635bae..9ba161bd041 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/53067.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/53067.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/53339.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/53339.cc
index 2e890632ee2..077aa8ba414 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/53339.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/53339.cc
@@ -1,7 +1,7 @@
 // { dg-do compile { target c++11 } }
 // { dg-excess-errors "XFAIL because of PR libstdc++/55043 fix" }
 
-// Copyright (C) 2012-2020 Free Software Foundation, Inc.
+// Copyright (C) 2012-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/citerators.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/citerators.cc
index ee061dd5afc..fcc28406721 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/citerators.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/citerators.cc
@@ -2,7 +2,7 @@
 
 // 2007-10-15  Paolo Carlini  <pcarlini@suse.de>
 
-// Copyright (C) 2007-2020 Free Software Foundation, Inc.
+// Copyright (C) 2007-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/cliterators.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/cliterators.cc
index d5f4156d9d6..c49dea48922 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/cliterators.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/cliterators.cc
@@ -2,7 +2,7 @@
 
 // 2008-06-11  Paolo Carlini  <paolo.carlini@oracle.com>
 
-// Copyright (C) 2008-2020 Free Software Foundation, Inc.
+// Copyright (C) 2008-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/debug_container.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/debug_container.cc
index e79b5efec3f..b08e715a470 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/debug_container.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/debug_container.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2007-2020 Free Software Foundation, Inc.
+// Copyright (C) 2007-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/debug_mode.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/debug_mode.cc
index acec43555de..951459b27b9 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/debug_mode.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/debug_mode.cc
@@ -2,7 +2,7 @@
 
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2007-2020 Free Software Foundation, Inc.
+// Copyright (C) 2007-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/basic.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/basic.cc
index 44d20389e5c..37f98dce83a 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/basic.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/basic.cc
@@ -3,7 +3,7 @@
 
 // 2009-11-30  Benjamin Kosnik  <benjamin@redhat.com>
 
-// Copyright (C) 2009-2020 Free Software Foundation, Inc.
+// Copyright (C) 2009-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/generation_prohibited.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/generation_prohibited.cc
index ed464ce3370..1b00806448e 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/generation_prohibited.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/generation_prohibited.cc
@@ -3,7 +3,7 @@
 
 // 2009-09-09  Benjamin Kosnik  <benjamin@redhat.com>
 
-// Copyright (C) 2009-2020 Free Software Foundation, Inc.
+// Copyright (C) 2009-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/propagation_consistent.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/propagation_consistent.cc
index 26482d83b06..5c6b9118cc7 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/propagation_consistent.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/exception/propagation_consistent.cc
@@ -3,7 +3,7 @@
 
 // 2009-09-09  Benjamin Kosnik  <benjamin@redhat.com>
 
-// Copyright (C) 2009-2020 Free Software Foundation, Inc.
+// Copyright (C) 2009-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/1.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/1.cc
index f56661427e1..df25dcddd16 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/1.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/1.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2007-2020 Free Software Foundation, Inc.
+// Copyright (C) 2007-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc
index 8118d9f34d3..6a130934b69 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2009-2020 Free Software Foundation, Inc.
+// Copyright (C) 2009-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/3.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/3.cc
index 7243deca010..7985f7ad83d 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/3.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/3.cc
@@ -2,7 +2,7 @@
 // The extension that implicitly rebinds allocators is in gnu++98/11/14/17 only
 // { dg-skip-if "" { *-*-* } { "-std=c++*" "-std=gnu++2*" } }
 
-// Copyright (C) 2007-2020 Free Software Foundation, Inc.
+// Copyright (C) 2007-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/4.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/4.cc
index ca093ce412e..5b540b72953 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/4.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/4.cc
@@ -2,7 +2,7 @@
 
 // 2010-05-20  Paolo Carlini  <paolo.carlini@oracle.com>
 //
-// Copyright (C) 2010-2020 Free Software Foundation, Inc.
+// Copyright (C) 2010-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/5.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/5.cc
index dd6e2c3b240..e5cba88b319 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/5.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/5.cc
@@ -1,5 +1,5 @@
 
-// Copyright (C) 2011-2020 Free Software Foundation, Inc.
+// Copyright (C) 2011-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/typedefs.cc b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/typedefs.cc
index 9ad7733a4eb..d07a05eb647 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/typedefs.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/typedefs.cc
@@ -1,6 +1,6 @@
 // { dg-do compile { target c++11 } }
 
-// Copyright (C) 2009-2020 Free Software Foundation, Inc.
+// Copyright (C) 2009-2021 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the