avr-lib.h: Add GPL copyright notice.

	* config/avr/avr-lib.h: Add GPL copyright notice.

From-SVN: r195145

libgcc/ChangeLog

 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 
+	* config/avr/avr-lib.h: Add GPL copyright notice.
+
+2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
+
 	* fixed-bit.c (SATFRACT) <FROM_TYPE=1, TO_TYPE=4>: Only
 	declare / set min_low, min_high if TO_MODE_UNSIGNED == 0.
 	(SATFRACT) <FROM_TYPE=TO_TYPE=4>: Only declare / set min_low,

libgcc/config/avr/avr-lib.h

+/* Copyright (C) 2012-2013 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
 #ifdef FLOAT
 #define CMPtype QItype
 #define DF SF