/* Support for ARM EABI unwinding in VxWorks Downloadable Kernel Modules. Copyright (C) 2017-2019 Free Software Foundation, Inc. This file 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. This file 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 . */ #if defined(__vxworks) && !defined (__RTP__) /* Vxworks for ARM uses __gnu_Unwind_Find_exidx to retrieve the exception table for downloadable kernel modules. As those modules are only partially linked, the linker won't generate __exidx_start|end, but the two symbols are still used in alternate paths from unwind-arm-common.inc. As we don't rely on them, but still need the symbols, we define dummy values here. */ void *__exidx_start __attribute__((__visibility__ ("hidden"))); void *__exidx_end __attribute__((__visibility__ ("hidden"))); #endif