Update copyright year range in all GDB files.

gdb/ChangeLog:

        Update copyright year range in all GDB files.

gdb/python/lib/gdb/FrameDecorator.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2013-2019 Free Software Foundation, Inc.
+# Copyright (C) 2013-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/FrameIterator.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2013-2019 Free Software Foundation, Inc.
+# Copyright (C) 2013-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/__init__.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2010-2019 Free Software Foundation, Inc.
+# Copyright (C) 2010-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/command/__init__.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2010-2019 Free Software Foundation, Inc.
+# Copyright (C) 2010-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/command/explore.py

@@ -1,5 +1,5 @@
 # GDB 'explore' command.
-# Copyright (C) 2012-2019 Free Software Foundation, Inc.
+# Copyright (C) 2012-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/command/frame_filters.py

@@ -1,5 +1,5 @@
 # Frame-filter commands.
-# Copyright (C) 2013-2019 Free Software Foundation, Inc.
+# Copyright (C) 2013-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/command/pretty_printers.py

@@ -1,5 +1,5 @@
 # Pretty-printer commands.
-# Copyright (C) 2010-2019 Free Software Foundation, Inc.
+# Copyright (C) 2010-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/command/prompt.py

@@ -1,5 +1,5 @@
 # Extended prompt.
-# Copyright (C) 2011-2019 Free Software Foundation, Inc.
+# Copyright (C) 2011-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/command/type_printers.py

@@ -1,5 +1,5 @@
 # Type printer commands.
-# Copyright (C) 2010-2019 Free Software Foundation, Inc.
+# Copyright (C) 2010-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/command/unwinders.py

@@ -1,5 +1,5 @@
 # Unwinder commands.
-# Copyright 2015-2019 Free Software Foundation, Inc.
+# Copyright 2015-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/command/xmethods.py

@@ -1,5 +1,5 @@
 # Xmethod commands.
-# Copyright 2013-2019 Free Software Foundation, Inc.
+# Copyright 2013-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/frames.py

@@ -1,5 +1,5 @@
 # Frame-filter commands.
-# Copyright (C) 2013-2019 Free Software Foundation, Inc.
+# Copyright (C) 2013-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/function/__init__.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2012-2019 Free Software Foundation, Inc.
+# Copyright (C) 2012-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/function/as_string.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2016-2019 Free Software Foundation, Inc.
+# Copyright (C) 2016-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/function/caller_is.py

@@ -1,5 +1,5 @@
 # Caller-is functions.
-# Copyright (C) 2008-2019 Free Software Foundation, Inc.
+# Copyright (C) 2008-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/function/strfns.py

@@ -1,5 +1,5 @@
 # Useful gdb string convenience functions.
-# Copyright (C) 2012-2019 Free Software Foundation, Inc.
+# Copyright (C) 2012-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/printer/__init__.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2019 Free Software Foundation, Inc.
+# Copyright (C) 2014-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/printer/bound_registers.py

@@ -1,5 +1,5 @@
 # Pretty-printers for bounds registers.
-# Copyright (C) 2013-2019 Free Software Foundation, Inc.
+# Copyright (C) 2013-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/printing.py

@@ -1,5 +1,5 @@
 # Pretty-printer utilities.
-# Copyright (C) 2010-2019 Free Software Foundation, Inc.
+# Copyright (C) 2010-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/prompt.py

@@ -1,5 +1,5 @@
 # Extended prompt utilities.
-# Copyright (C) 2011-2019 Free Software Foundation, Inc.
+# Copyright (C) 2011-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/types.py

@@ -1,5 +1,5 @@
 # Type utilities.
-# Copyright (C) 2010-2019 Free Software Foundation, Inc.
+# Copyright (C) 2010-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/unwinder.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by

gdb/python/lib/gdb/xmethod.py

@@ -1,5 +1,5 @@
 # Python side of the support for xmethods.
-# Copyright (C) 2013-2019 Free Software Foundation, Inc.
+# Copyright (C) 2013-2020 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by