Update copyright years.

From-SVN: r279813

64 files changed, 64 insertions, 64 deletions

diff --git a/libstdc++-v3/include/std/algorithm b/libstdc++-v3/include/std/algorithm
index 124342c..e3d3402 100644
--- a/libstdc++-v3/include/std/algorithm
+++ b/libstdc++-v3/include/std/algorithm
@@ -1,6 +1,6 @@
 // <algorithm> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/any b/libstdc++-v3/include/std/any
index 229c7c6..6b7e68f 100644
--- a/libstdc++-v3/include/std/any
+++ b/libstdc++-v3/include/std/any
@@ -1,6 +1,6 @@
 // <any> -*- C++ -*-
 
-// Copyright (C) 2014-2019 Free Software Foundation, Inc.
+// Copyright (C) 2014-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/array b/libstdc++-v3/include/std/array
index ad3f651..f7b0dca 100644
--- a/libstdc++-v3/include/std/array
+++ b/libstdc++-v3/include/std/array
@@ -1,6 +1,6 @@
 // <array> -*- C++ -*-
 
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/atomic b/libstdc++-v3/include/std/atomic
index 26d8d39..6177c47 100644
--- a/libstdc++-v3/include/std/atomic
+++ b/libstdc++-v3/include/std/atomic
@@ -1,6 +1,6 @@
 // -*- C++ -*- header.
 
-// Copyright (C) 2008-2019 Free Software Foundation, Inc.
+// Copyright (C) 2008-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/bit b/libstdc++-v3/include/std/bit
index 7b5253b..0203546 100644
--- a/libstdc++-v3/include/std/bit
+++ b/libstdc++-v3/include/std/bit
@@ -1,6 +1,6 @@
 // <bit> -*- C++ -*-
 
-// Copyright (C) 2018-2019 Free Software Foundation, Inc.
+// Copyright (C) 2018-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/bitset b/libstdc++-v3/include/std/bitset
index ef4a91a..93296b9 100644
--- a/libstdc++-v3/include/std/bitset
+++ b/libstdc++-v3/include/std/bitset
@@ -1,6 +1,6 @@
 // <bitset> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/charconv b/libstdc++-v3/include/std/charconv
index 65f183f..1fd84a8 100644
--- a/libstdc++-v3/include/std/charconv
+++ b/libstdc++-v3/include/std/charconv
@@ -1,6 +1,6 @@
 // Primitive numeric conversions (to_chars and from_chars) -*- C++ -*-
 
-// Copyright (C) 2017-2019 Free Software Foundation, Inc.
+// Copyright (C) 2017-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/chrono b/libstdc++-v3/include/std/chrono
index 1f2c879..477d508 100644
--- a/libstdc++-v3/include/std/chrono
+++ b/libstdc++-v3/include/std/chrono
@@ -1,6 +1,6 @@
 // <chrono> -*- C++ -*-
 
-// Copyright (C) 2008-2019 Free Software Foundation, Inc.
+// Copyright (C) 2008-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/codecvt b/libstdc++-v3/include/std/codecvt
index 9b159e9..6bedd88 100644
--- a/libstdc++-v3/include/std/codecvt
+++ b/libstdc++-v3/include/std/codecvt
@@ -1,6 +1,6 @@
 // <codecvt> -*- C++ -*-
 
-// Copyright (C) 2015-2019 Free Software Foundation, Inc.
+// Copyright (C) 2015-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/complex b/libstdc++-v3/include/std/complex
index d156d32..4f170dc 100644
--- a/libstdc++-v3/include/std/complex
+++ b/libstdc++-v3/include/std/complex
@@ -1,6 +1,6 @@
 // The template and inlines for the -*- C++ -*- complex number classes.
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/concepts b/libstdc++-v3/include/std/concepts
index 98b3894..db61489 100644
--- a/libstdc++-v3/include/std/concepts
+++ b/libstdc++-v3/include/std/concepts
@@ -1,6 +1,6 @@
 // <concepts> -*- C++ -*-
 
-// Copyright (C) 2019 Free Software Foundation, Inc.
+// Copyright (C) 2019-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/condition_variable b/libstdc++-v3/include/std/condition_variable
index 8887cee..3ffa415 100644
--- a/libstdc++-v3/include/std/condition_variable
+++ b/libstdc++-v3/include/std/condition_variable
@@ -1,6 +1,6 @@
 // <condition_variable> -*- C++ -*-
 
-// Copyright (C) 2008-2019 Free Software Foundation, Inc.
+// Copyright (C) 2008-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/deque b/libstdc++-v3/include/std/deque
index 3f8e9ab..efe04db 100644
--- a/libstdc++-v3/include/std/deque
+++ b/libstdc++-v3/include/std/deque
@@ -1,6 +1,6 @@
 // <deque> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/execution b/libstdc++-v3/include/std/execution
index e161864d..ac78af8 100644
--- a/libstdc++-v3/include/std/execution
+++ b/libstdc++-v3/include/std/execution
@@ -1,6 +1,6 @@
 // <execution> -*- C++ -*-
 
-// Copyright (C) 2018-2019 Free Software Foundation, Inc.
+// Copyright (C) 2018-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/filesystem b/libstdc++-v3/include/std/filesystem
index 52ef476..6a80abf 100644
--- a/libstdc++-v3/include/std/filesystem
+++ b/libstdc++-v3/include/std/filesystem
@@ -1,6 +1,6 @@
 // <filesystem> -*- C++ -*-
 
-// Copyright (C) 2014-2019 Free Software Foundation, Inc.
+// Copyright (C) 2014-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/forward_list b/libstdc++-v3/include/std/forward_list
index 39c3f44..8eb1ad1 100644
--- a/libstdc++-v3/include/std/forward_list
+++ b/libstdc++-v3/include/std/forward_list
@@ -1,6 +1,6 @@
 // <forward_list> -*- C++ -*-
 
-// Copyright (C) 2008-2019 Free Software Foundation, Inc.
+// Copyright (C) 2008-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/fstream b/libstdc++-v3/include/std/fstream
index 5ccaf3e..efc99d1 100644
--- a/libstdc++-v3/include/std/fstream
+++ b/libstdc++-v3/include/std/fstream
@@ -1,6 +1,6 @@
 // File based streams -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/functional b/libstdc++-v3/include/std/functional
index 93a3f9f..88cffd5 100644
--- a/libstdc++-v3/include/std/functional
+++ b/libstdc++-v3/include/std/functional
@@ -1,6 +1,6 @@
 // <functional> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/future b/libstdc++-v3/include/std/future
index 6c27669..59aa981 100644
--- a/libstdc++-v3/include/std/future
+++ b/libstdc++-v3/include/std/future
@@ -1,6 +1,6 @@
 // <future> -*- C++ -*-
 
-// Copyright (C) 2009-2019 Free Software Foundation, Inc.
+// Copyright (C) 2009-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/iomanip b/libstdc++-v3/include/std/iomanip
index 49a98ad..a204972 100644
--- a/libstdc++-v3/include/std/iomanip
+++ b/libstdc++-v3/include/std/iomanip
@@ -1,6 +1,6 @@
 // Standard stream manipulators -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/ios b/libstdc++-v3/include/std/ios
index 7af572a..d9d33e5 100644
--- a/libstdc++-v3/include/std/ios
+++ b/libstdc++-v3/include/std/ios
@@ -1,6 +1,6 @@
 // Iostreams base classes -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/iosfwd b/libstdc++-v3/include/std/iosfwd
index 2dca9cf..0504075 100644
--- a/libstdc++-v3/include/std/iosfwd
+++ b/libstdc++-v3/include/std/iosfwd
@@ -1,6 +1,6 @@
 // <iosfwd> Forward declarations -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/iostream b/libstdc++-v3/include/std/iostream
index fa1bf2c..f988342 100644
--- a/libstdc++-v3/include/std/iostream
+++ b/libstdc++-v3/include/std/iostream
@@ -1,6 +1,6 @@
 // Standard iostream objects -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/istream b/libstdc++-v3/include/std/istream
index 9bba178..407c1cc 100644
--- a/libstdc++-v3/include/std/istream
+++ b/libstdc++-v3/include/std/istream
@@ -1,6 +1,6 @@
 // Input streams -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/iterator b/libstdc++-v3/include/std/iterator
index 28e7c65..8d0acd8 100644
--- a/libstdc++-v3/include/std/iterator
+++ b/libstdc++-v3/include/std/iterator
@@ -1,6 +1,6 @@
 // <iterator> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/limits b/libstdc++-v3/include/std/limits
index dbea152..898406f9 100644
--- a/libstdc++-v3/include/std/limits
+++ b/libstdc++-v3/include/std/limits
@@ -1,6 +1,6 @@
 // The template and inlines for the numeric_limits classes. -*- C++ -*-
 
-// Copyright (C) 1999-2019 Free Software Foundation, Inc.
+// Copyright (C) 1999-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/list b/libstdc++-v3/include/std/list
index 35c9d44..1fb51a5 100644
--- a/libstdc++-v3/include/std/list
+++ b/libstdc++-v3/include/std/list
@@ -1,6 +1,6 @@
 // <list> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/locale b/libstdc++-v3/include/std/locale
index f6be048..77e7a73 100644
--- a/libstdc++-v3/include/std/locale
+++ b/libstdc++-v3/include/std/locale
@@ -1,6 +1,6 @@
 // Locale support -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/map b/libstdc++-v3/include/std/map
index 0eb4f80..9e8f76b 100644
--- a/libstdc++-v3/include/std/map
+++ b/libstdc++-v3/include/std/map
@@ -1,6 +1,6 @@
 // <map> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/memory b/libstdc++-v3/include/std/memory
index 4f09b8d..b4caa11 100644
--- a/libstdc++-v3/include/std/memory
+++ b/libstdc++-v3/include/std/memory
@@ -1,6 +1,6 @@
 // <memory> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/memory_resource b/libstdc++-v3/include/std/memory_resource
index 7f1f0ca..ee2d983 100644
--- a/libstdc++-v3/include/std/memory_resource
+++ b/libstdc++-v3/include/std/memory_resource
@@ -1,6 +1,6 @@
 // <memory_resource> -*- C++ -*-
 
-// Copyright (C) 2018-2019 Free Software Foundation, Inc.
+// Copyright (C) 2018-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/mutex b/libstdc++-v3/include/std/mutex
index 10e1ea5..a4a8df0 100644
--- a/libstdc++-v3/include/std/mutex
+++ b/libstdc++-v3/include/std/mutex
@@ -1,6 +1,6 @@
 // <mutex> -*- C++ -*-
 
-// Copyright (C) 2003-2019 Free Software Foundation, Inc.
+// Copyright (C) 2003-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/numbers b/libstdc++-v3/include/std/numbers
index 314b130..7e51851 100644
--- a/libstdc++-v3/include/std/numbers
+++ b/libstdc++-v3/include/std/numbers
@@ -1,6 +1,6 @@
 // <numbers> -*- C++ -*-
 
-// Copyright (C) 2019 Free Software Foundation, Inc.
+// Copyright (C) 2019-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/numeric b/libstdc++-v3/include/std/numeric
index 0135db8..0b0a8ff 100644
--- a/libstdc++-v3/include/std/numeric
+++ b/libstdc++-v3/include/std/numeric
@@ -1,6 +1,6 @@
 // <numeric> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/optional b/libstdc++-v3/include/std/optional
index 79cd6c9..09e7a7e 100644
--- a/libstdc++-v3/include/std/optional
+++ b/libstdc++-v3/include/std/optional
@@ -1,6 +1,6 @@
 // <optional> -*- C++ -*-
 
-// Copyright (C) 2013-2019 Free Software Foundation, Inc.
+// Copyright (C) 2013-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/ostream b/libstdc++-v3/include/std/ostream
index 895e4d7..9a80adf 100644
--- a/libstdc++-v3/include/std/ostream
+++ b/libstdc++-v3/include/std/ostream
@@ -1,6 +1,6 @@
 // Output streams -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/queue b/libstdc++-v3/include/std/queue
index 06441c9..ef6b6fd 100644
--- a/libstdc++-v3/include/std/queue
+++ b/libstdc++-v3/include/std/queue
@@ -1,6 +1,6 @@
 // <queue> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/random b/libstdc++-v3/include/std/random
index 67a54a2..01db187 100644
--- a/libstdc++-v3/include/std/random
+++ b/libstdc++-v3/include/std/random
@@ -1,6 +1,6 @@
 // <random> -*- C++ -*-
 
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/ranges b/libstdc++-v3/include/std/ranges
index c256781..888414a 100644
--- a/libstdc++-v3/include/std/ranges
+++ b/libstdc++-v3/include/std/ranges
@@ -1,6 +1,6 @@
 // <ranges> -*- C++ -*-
 
-// Copyright (C) 2019 Free Software Foundation, Inc.
+// Copyright (C) 2019-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/ratio b/libstdc++-v3/include/std/ratio
index 645525b..83c8c79 100644
--- a/libstdc++-v3/include/std/ratio
+++ b/libstdc++-v3/include/std/ratio
@@ -1,6 +1,6 @@
 // ratio -*- C++ -*-
 
-// Copyright (C) 2008-2019 Free Software Foundation, Inc.
+// Copyright (C) 2008-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/regex b/libstdc++-v3/include/std/regex
index 838c5ff..b4b8ea7 100644
--- a/libstdc++-v3/include/std/regex
+++ b/libstdc++-v3/include/std/regex
@@ -1,6 +1,6 @@
 // <regex> -*- C++ -*-
 
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/scoped_allocator b/libstdc++-v3/include/std/scoped_allocator
index 04a23ed..8b88662 100644
--- a/libstdc++-v3/include/std/scoped_allocator
+++ b/libstdc++-v3/include/std/scoped_allocator
@@ -1,6 +1,6 @@
 // <scoped_allocator> -*- C++ -*-
 
-// Copyright (C) 2011-2019 Free Software Foundation, Inc.
+// Copyright (C) 2011-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/set b/libstdc++-v3/include/std/set
index 4213a4a..1689183 100644
--- a/libstdc++-v3/include/std/set
+++ b/libstdc++-v3/include/std/set
@@ -1,6 +1,6 @@
 // <set> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/shared_mutex b/libstdc++-v3/include/std/shared_mutex
index f6cf7e7..1d0ce67 100644
--- a/libstdc++-v3/include/std/shared_mutex
+++ b/libstdc++-v3/include/std/shared_mutex
@@ -1,6 +1,6 @@
 // <shared_mutex> -*- C++ -*-
 
-// Copyright (C) 2013-2019 Free Software Foundation, Inc.
+// Copyright (C) 2013-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/span b/libstdc++-v3/include/std/span
index 6328ecb..0dae186 100644
--- a/libstdc++-v3/include/std/span
+++ b/libstdc++-v3/include/std/span
@@ -1,6 +1,6 @@
 // Components for manipulating non-owning sequences of objects -*- C++ -*-
 
-// Copyright (C) 2019 Free Software Foundation, Inc.
+// Copyright (C) 2019-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/sstream b/libstdc++-v3/include/std/sstream
index c4e5fa4..9cca54d 100644
--- a/libstdc++-v3/include/std/sstream
+++ b/libstdc++-v3/include/std/sstream
@@ -1,6 +1,6 @@
 // String based streams -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/stack b/libstdc++-v3/include/std/stack
index d708c60..064b358 100644
--- a/libstdc++-v3/include/std/stack
+++ b/libstdc++-v3/include/std/stack
@@ -1,6 +1,6 @@
 // <stack> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/stdexcept b/libstdc++-v3/include/std/stdexcept
index be34881..49161d5 100644
--- a/libstdc++-v3/include/std/stdexcept
+++ b/libstdc++-v3/include/std/stdexcept
@@ -1,6 +1,6 @@
 // Standard exception classes  -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/stop_token b/libstdc++-v3/include/std/stop_token
index bb08243..58f7279 100644
--- a/libstdc++-v3/include/std/stop_token
+++ b/libstdc++-v3/include/std/stop_token
@@ -1,6 +1,6 @@
 // <stop_token> -*- C++ -*-
 
-// Copyright (C) 2019 Free Software Foundation, Inc.
+// Copyright (C) 2019-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/streambuf b/libstdc++-v3/include/std/streambuf
index d9ca981..f8e4cb9 100644
--- a/libstdc++-v3/include/std/streambuf
+++ b/libstdc++-v3/include/std/streambuf
@@ -1,6 +1,6 @@
 // Stream buffer classes -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/string b/libstdc++-v3/include/std/string
index 6ccc06f..6a3b61f 100644
--- a/libstdc++-v3/include/std/string
+++ b/libstdc++-v3/include/std/string
@@ -1,6 +1,6 @@
 // Components for manipulating sequences of characters -*- C++ -*-
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/string_view b/libstdc++-v3/include/std/string_view
index add432b..798cb89 100644
--- a/libstdc++-v3/include/std/string_view
+++ b/libstdc++-v3/include/std/string_view
@@ -1,6 +1,6 @@
 // Components for manipulating non-owning sequences of characters -*- C++ -*-
 
-// Copyright (C) 2013-2019 Free Software Foundation, Inc.
+// Copyright (C) 2013-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/system_error b/libstdc++-v3/include/std/system_error
index 3685348..f1aebd5 100644
--- a/libstdc++-v3/include/std/system_error
+++ b/libstdc++-v3/include/std/system_error
@@ -1,6 +1,6 @@
 // <system_error> -*- C++ -*-
 
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/thread b/libstdc++-v3/include/std/thread
index 825ce40..b533bca 100644
--- a/libstdc++-v3/include/std/thread
+++ b/libstdc++-v3/include/std/thread
@@ -1,6 +1,6 @@
 // <thread> -*- C++ -*-
 
-// Copyright (C) 2008-2019 Free Software Foundation, Inc.
+// Copyright (C) 2008-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/tuple b/libstdc++-v3/include/std/tuple
index 4844475..3829d84 100644
--- a/libstdc++-v3/include/std/tuple
+++ b/libstdc++-v3/include/std/tuple
@@ -1,6 +1,6 @@
 // <tuple> -*- C++ -*-
 
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits
index 28981d8..061835b 100644
--- a/libstdc++-v3/include/std/type_traits
+++ b/libstdc++-v3/include/std/type_traits
@@ -1,6 +1,6 @@
 // C++11 <type_traits> -*- C++ -*-
 
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/typeindex b/libstdc++-v3/include/std/typeindex
index 3f3927c..8582c50 100644
--- a/libstdc++-v3/include/std/typeindex
+++ b/libstdc++-v3/include/std/typeindex
@@ -1,6 +1,6 @@
 // C++11 <typeindex> -*- C++ -*-
 
-// Copyright (C) 2010-2019 Free Software Foundation, Inc.
+// Copyright (C) 2010-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/unordered_map b/libstdc++-v3/include/std/unordered_map
index eb69240..e05238f 100644
--- a/libstdc++-v3/include/std/unordered_map
+++ b/libstdc++-v3/include/std/unordered_map
@@ -1,6 +1,6 @@
 // <unordered_map> -*- C++ -*-
 
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/unordered_set b/libstdc++-v3/include/std/unordered_set
index a28b840..6cbd242 100644
--- a/libstdc++-v3/include/std/unordered_set
+++ b/libstdc++-v3/include/std/unordered_set
@@ -1,6 +1,6 @@
 // <unordered_set> -*- C++ -*-
 
-// Copyright (C) 2007-2019 Free Software Foundation, Inc.
+// Copyright (C) 2007-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/utility b/libstdc++-v3/include/std/utility
index 246e3a3..991113e 100644
--- a/libstdc++-v3/include/std/utility
+++ b/libstdc++-v3/include/std/utility
@@ -1,6 +1,6 @@
 // <utility> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/valarray b/libstdc++-v3/include/std/valarray
index 86cbb42..be2e70d 100644
--- a/libstdc++-v3/include/std/valarray
+++ b/libstdc++-v3/include/std/valarray
@@ -1,6 +1,6 @@
 // The template and inlines for the -*- C++ -*- valarray class.
 
-// Copyright (C) 1997-2019 Free Software Foundation, Inc.
+// Copyright (C) 1997-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/variant b/libstdc++-v3/include/std/variant
index 646ef41..9568b71 100644
--- a/libstdc++-v3/include/std/variant
+++ b/libstdc++-v3/include/std/variant
@@ -1,6 +1,6 @@
 // <variant> -*- C++ -*-
 
-// Copyright (C) 2016-2019 Free Software Foundation, Inc.
+// Copyright (C) 2016-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/vector b/libstdc++-v3/include/std/vector
index c15faf1..2a7b4c0 100644
--- a/libstdc++-v3/include/std/vector
+++ b/libstdc++-v3/include/std/vector
@@ -1,6 +1,6 @@
 // <vector> -*- C++ -*-
 
-// Copyright (C) 2001-2019 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
diff --git a/libstdc++-v3/include/std/version b/libstdc++-v3/include/std/version
index e55a092..ab81114 100644
--- a/libstdc++-v3/include/std/version
+++ b/libstdc++-v3/include/std/version
@@ -1,6 +1,6 @@
 // -*- C++ -*- Libstdc++ version details header.
 
-// Copyright (C) 2018-2019 Free Software Foundation, Inc.
+// Copyright (C) 2018-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the