|  | /* Backward compatibility unwind routines. | 
|  | Copyright (C) 2004-2021 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/>.  */ | 
|  |  | 
|  | #define symver(name, version) \ | 
|  | __asm__ (".symver " #name"," #name "@" #version) | 
|  |  | 
|  | #define alias(name) \ | 
|  | __typeof(name) __libunwind##name __attribute__ ((alias (#name))) |