Update copyright years.

47 files changed, 47 insertions, 47 deletions

diff --git a/libgfortran/m4/all.m4 b/libgfortran/m4/all.m4
index 2e452d9c50f..0725e1512d0 100644
--- a/libgfortran/m4/all.m4
+++ b/libgfortran/m4/all.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the ALL intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/any.m4 b/libgfortran/m4/any.m4
index 3a18badd5fe..ce02b76a195 100644
--- a/libgfortran/m4/any.m4
+++ b/libgfortran/m4/any.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the ANY intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/bessel.m4 b/libgfortran/m4/bessel.m4
index d79745a00aa..6f0bcc0a7f6 100644
--- a/libgfortran/m4/bessel.m4
+++ b/libgfortran/m4/bessel.m4
@@ -1,6 +1,6 @@
 `/* Implementation of the BESSEL_JN and BESSEL_YN transformational
    function using a recurrence algorithm.
-   Copyright (C) 2010-2022 Free Software Foundation, Inc.
+   Copyright (C) 2010-2023 Free Software Foundation, Inc.
    Contributed by Tobias Burnus <burnus@net-b.de>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/count.m4 b/libgfortran/m4/count.m4
index 90ba8aec409..b03c128d431 100644
--- a/libgfortran/m4/count.m4
+++ b/libgfortran/m4/count.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the COUNT intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/cshift0.m4 b/libgfortran/m4/cshift0.m4
index 776f8fad476..5b8284cd00b 100644
--- a/libgfortran/m4/cshift0.m4
+++ b/libgfortran/m4/cshift0.m4
@@ -1,5 +1,5 @@
 `/* Helper function for cshift functions.
-   Copyright (C) 2008-2022 Free Software Foundation, Inc.
+   Copyright (C) 2008-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig <tkoenig@gcc.gnu.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/cshift1.m4 b/libgfortran/m4/cshift1.m4
index 134a2609989..b538636bbbc 100644
--- a/libgfortran/m4/cshift1.m4
+++ b/libgfortran/m4/cshift1.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the CSHIFT intrinsic
-   Copyright (C) 2003-2022 Free Software Foundation, Inc.
+   Copyright (C) 2003-2023 Free Software Foundation, Inc.
    Contributed by Feng Wang <wf_cs@yahoo.com>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/cshift1a.m4 b/libgfortran/m4/cshift1a.m4
index 2093812b612..f592037950e 100644
--- a/libgfortran/m4/cshift1a.m4
+++ b/libgfortran/m4/cshift1a.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the CSHIFT intrinsic.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig <tkoenig@gcc.gnu.org>
 
 This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/eoshift1.m4 b/libgfortran/m4/eoshift1.m4
index d662dcc515e..196a65ef5a3 100644
--- a/libgfortran/m4/eoshift1.m4
+++ b/libgfortran/m4/eoshift1.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the EOSHIFT intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/eoshift3.m4 b/libgfortran/m4/eoshift3.m4
index 9b18a04cdfe..eb94bb9d250 100644
--- a/libgfortran/m4/eoshift3.m4
+++ b/libgfortran/m4/eoshift3.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the EOSHIFT intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/head.m4 b/libgfortran/m4/head.m4
index f539d287cdc..399123230d4 100644
--- a/libgfortran/m4/head.m4
+++ b/libgfortran/m4/head.m4
@@ -1,4 +1,4 @@
-`!   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+`!   Copyright (C) 2002-2023 Free Software Foundation, Inc.
 !   Contributed by Paul Brook <paul@nowt.org>
 !
 !This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/iall.m4 b/libgfortran/m4/iall.m4
index 83dad12f16c..4a5ce034e1c 100644
--- a/libgfortran/m4/iall.m4
+++ b/libgfortran/m4/iall.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the IALL intrinsic
-   Copyright (C) 2010-2022 Free Software Foundation, Inc.
+   Copyright (C) 2010-2023 Free Software Foundation, Inc.
    Contributed by Tobias Burnus <burnus@net-b.de>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/iany.m4 b/libgfortran/m4/iany.m4
index ef69b034d7a..8f5be876863 100644
--- a/libgfortran/m4/iany.m4
+++ b/libgfortran/m4/iany.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the IANY intrinsic
-   Copyright (C) 2010-2022 Free Software Foundation, Inc.
+   Copyright (C) 2010-2023 Free Software Foundation, Inc.
    Contributed by Tobias Burnus <burnus@net-b.de>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/ifindloc0.m4 b/libgfortran/m4/ifindloc0.m4
index 360dbb17fec..08139945809 100644
--- a/libgfortran/m4/ifindloc0.m4
+++ b/libgfortran/m4/ifindloc0.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the FINDLOC intrinsic
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 Free Software Foundation, Inc.
    Contributed by Thomas König <tk@tkoenig.net>
 
 This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/ifindloc1.m4 b/libgfortran/m4/ifindloc1.m4
index 0d9813f3e7e..a1c5be6848d 100644
--- a/libgfortran/m4/ifindloc1.m4
+++ b/libgfortran/m4/ifindloc1.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the FINDLOC intrinsic
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 Free Software Foundation, Inc.
    Contributed by Thomas König <tk@tkoenig.net>
 
 This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/ifindloc2.m4 b/libgfortran/m4/ifindloc2.m4
index 00fe59c8124..921d181744d 100644
--- a/libgfortran/m4/ifindloc2.m4
+++ b/libgfortran/m4/ifindloc2.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the FINDLOC intrinsic
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 Free Software Foundation, Inc.
    Contributed by Thomas König <tk@tkoenig.net>
 
 This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/in_pack.m4 b/libgfortran/m4/in_pack.m4
index dbbc9a261ed..8160e077f39 100644
--- a/libgfortran/m4/in_pack.m4
+++ b/libgfortran/m4/in_pack.m4
@@ -1,5 +1,5 @@
 `/* Helper function for repacking arrays.
-   Copyright (C) 2003-2022 Free Software Foundation, Inc.
+   Copyright (C) 2003-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/in_unpack.m4 b/libgfortran/m4/in_unpack.m4
index c46fb1760cd..fb79a69eb7c 100644
--- a/libgfortran/m4/in_unpack.m4
+++ b/libgfortran/m4/in_unpack.m4
@@ -1,5 +1,5 @@
 `/* Helper function for repacking arrays.
-   Copyright (C) 2003-2022 Free Software Foundation, Inc.
+   Copyright (C) 2003-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/iparity.m4 b/libgfortran/m4/iparity.m4
index 3ba5d4aad83..6d2ff6bc9af 100644
--- a/libgfortran/m4/iparity.m4
+++ b/libgfortran/m4/iparity.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the IPARITY intrinsic
-   Copyright (C) 2010-2022 Free Software Foundation, Inc.
+   Copyright (C) 2010-2023 Free Software Foundation, Inc.
    Contributed by Tobias Burnus <burnus@net-b.de>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/matmul.m4 b/libgfortran/m4/matmul.m4
index 8315ab9cafc..76add0f9983 100644
--- a/libgfortran/m4/matmul.m4
+++ b/libgfortran/m4/matmul.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MATMUL intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/matmulavx128.m4 b/libgfortran/m4/matmulavx128.m4
index c57fa352cee..b4edead0b09 100644
--- a/libgfortran/m4/matmulavx128.m4
+++ b/libgfortran/m4/matmulavx128.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MATMUL intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig <tkoenig@gcc.gnu.org>.
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/matmull.m4 b/libgfortran/m4/matmull.m4
index fc42a8d8134..3c9985e67af 100644
--- a/libgfortran/m4/matmull.m4
+++ b/libgfortran/m4/matmull.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MATMUL intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/maxloc0.m4 b/libgfortran/m4/maxloc0.m4
index 99e95276357..c335467bb10 100644
--- a/libgfortran/m4/maxloc0.m4
+++ b/libgfortran/m4/maxloc0.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXLOC intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/maxloc0s.m4 b/libgfortran/m4/maxloc0s.m4
index ee2cd4297c9..fa224aaa3da 100644
--- a/libgfortran/m4/maxloc0s.m4
+++ b/libgfortran/m4/maxloc0s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXLOC intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/maxloc1.m4 b/libgfortran/m4/maxloc1.m4
index ac6cd7684da..a5069a92034 100644
--- a/libgfortran/m4/maxloc1.m4
+++ b/libgfortran/m4/maxloc1.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXLOC intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/maxloc1s.m4 b/libgfortran/m4/maxloc1s.m4
index 46cc16dc11d..ab18227ff7e 100644
--- a/libgfortran/m4/maxloc1s.m4
+++ b/libgfortran/m4/maxloc1s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXLOC intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/maxloc2s.m4 b/libgfortran/m4/maxloc2s.m4
index ca33cc06c5e..471ea5d6091 100644
--- a/libgfortran/m4/maxloc2s.m4
+++ b/libgfortran/m4/maxloc2s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXLOC intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/maxval.m4 b/libgfortran/m4/maxval.m4
index bf9ceb04a4c..942d7ae95f9 100644
--- a/libgfortran/m4/maxval.m4
+++ b/libgfortran/m4/maxval.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXVAL intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/maxval0s.m4 b/libgfortran/m4/maxval0s.m4
index bb6513665f1..7cb4b10c502 100644
--- a/libgfortran/m4/maxval0s.m4
+++ b/libgfortran/m4/maxval0s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXLOC intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/maxval1s.m4 b/libgfortran/m4/maxval1s.m4
index 574d163fbfd..d8221ecb802 100644
--- a/libgfortran/m4/maxval1s.m4
+++ b/libgfortran/m4/maxval1s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXVAL intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/minloc0.m4 b/libgfortran/m4/minloc0.m4
index ba8f2eaf36b..08a0e8817cb 100644
--- a/libgfortran/m4/minloc0.m4
+++ b/libgfortran/m4/minloc0.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MINLOC intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/minloc0s.m4 b/libgfortran/m4/minloc0s.m4
index a85c2c0983d..472608dbd25 100644
--- a/libgfortran/m4/minloc0s.m4
+++ b/libgfortran/m4/minloc0s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MINLOC intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/minloc1.m4 b/libgfortran/m4/minloc1.m4
index 6940ebdda77..4fd3f06a911 100644
--- a/libgfortran/m4/minloc1.m4
+++ b/libgfortran/m4/minloc1.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MINLOC intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/minloc1s.m4 b/libgfortran/m4/minloc1s.m4
index e90346f47a4..ba08e75206e 100644
--- a/libgfortran/m4/minloc1s.m4
+++ b/libgfortran/m4/minloc1s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MINLOC intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/minloc2s.m4 b/libgfortran/m4/minloc2s.m4
index db8507b52bd..8f334ee6975 100644
--- a/libgfortran/m4/minloc2s.m4
+++ b/libgfortran/m4/minloc2s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MINLOC intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/minval.m4 b/libgfortran/m4/minval.m4
index abc369b5be5..378b775ef3d 100644
--- a/libgfortran/m4/minval.m4
+++ b/libgfortran/m4/minval.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MINVAL intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/minval0s.m4 b/libgfortran/m4/minval0s.m4
index fbbdfd956c3..f57705fa8cc 100644
--- a/libgfortran/m4/minval0s.m4
+++ b/libgfortran/m4/minval0s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXLOC intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/minval1s.m4 b/libgfortran/m4/minval1s.m4
index d94e2165533..4a85634d467 100644
--- a/libgfortran/m4/minval1s.m4
+++ b/libgfortran/m4/minval1s.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the MAXVAL intrinsic
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/norm2.m4 b/libgfortran/m4/norm2.m4
index 2a7a0599ffb..8ba63e0a9b2 100644
--- a/libgfortran/m4/norm2.m4
+++ b/libgfortran/m4/norm2.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the NORM2 intrinsic
-   Copyright (C) 2010-2022 Free Software Foundation, Inc.
+   Copyright (C) 2010-2023 Free Software Foundation, Inc.
    Contributed by Tobias Burnus  <burnus@net-b.de>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/pack.m4 b/libgfortran/m4/pack.m4
index 4ca217bfdf3..3003355c2c9 100644
--- a/libgfortran/m4/pack.m4
+++ b/libgfortran/m4/pack.m4
@@ -1,5 +1,5 @@
 `/* Specific implementation of the PACK intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/parity.m4 b/libgfortran/m4/parity.m4
index 3d275006bef..359ee136f4d 100644
--- a/libgfortran/m4/parity.m4
+++ b/libgfortran/m4/parity.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the PARITY intrinsic
-   Copyright (C) 2010-2022 Free Software Foundation, Inc.
+   Copyright (C) 2010-2023 Free Software Foundation, Inc.
    Contributed by Tobias Burnus  <burnus@net-b.de>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/pow.m4 b/libgfortran/m4/pow.m4
index 7ba8a48f805..be6ce02b656 100644
--- a/libgfortran/m4/pow.m4
+++ b/libgfortran/m4/pow.m4
@@ -1,5 +1,5 @@
 `/* Support routines for the intrinsic power (**) operator.
-   Copyright (C) 2004-2022 Free Software Foundation, Inc.
+   Copyright (C) 2004-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook
 
 This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/product.m4 b/libgfortran/m4/product.m4
index 3302108e6e3..7dedc8a72aa 100644
--- a/libgfortran/m4/product.m4
+++ b/libgfortran/m4/product.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the PRODUCT intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/reshape.m4 b/libgfortran/m4/reshape.m4
index 07805907161..1e3cd7f638d 100644
--- a/libgfortran/m4/reshape.m4
+++ b/libgfortran/m4/reshape.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the RESHAPE intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/shape.m4 b/libgfortran/m4/shape.m4
index d5640a1a727..4585837e943 100644
--- a/libgfortran/m4/shape.m4
+++ b/libgfortran/m4/shape.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the SHAPE intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran runtime library (libgfortran).
diff --git a/libgfortran/m4/spread.m4 b/libgfortran/m4/spread.m4
index 54a75acaefc..0d70345f8e0 100644
--- a/libgfortran/m4/spread.m4
+++ b/libgfortran/m4/spread.m4
@@ -1,5 +1,5 @@
 `/* Special implementation of the SPREAD intrinsic
-   Copyright (C) 2008-2022 Free Software Foundation, Inc.
+   Copyright (C) 2008-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig <tkoenig@gcc.gnu.org>, based on
    spread_generic.c written by Paul Brook <paul@nowt.org>
 
diff --git a/libgfortran/m4/sum.m4 b/libgfortran/m4/sum.m4
index e3eedf50dc1..5f6badfd195 100644
--- a/libgfortran/m4/sum.m4
+++ b/libgfortran/m4/sum.m4
@@ -1,5 +1,5 @@
 `/* Implementation of the SUM intrinsic
-   Copyright (C) 2002-2022 Free Software Foundation, Inc.
+   Copyright (C) 2002-2023 Free Software Foundation, Inc.
    Contributed by Paul Brook <paul@nowt.org>
 
 This file is part of the GNU Fortran 95 runtime library (libgfortran).
diff --git a/libgfortran/m4/unpack.m4 b/libgfortran/m4/unpack.m4
index 050eeb5e40f..28e000fe026 100644
--- a/libgfortran/m4/unpack.m4
+++ b/libgfortran/m4/unpack.m4
@@ -1,5 +1,5 @@
 `/* Specific implementation of the UNPACK intrinsic
-   Copyright (C) 2008-2022 Free Software Foundation, Inc.
+   Copyright (C) 2008-2023 Free Software Foundation, Inc.
    Contributed by Thomas Koenig <tkoenig@gcc.gnu.org>, based on
    unpack_generic.c by Paul Brook <paul@nowt.org>.