1  /* rtld-audit version check.  AArch64 version.
       2     Copyright (C) 2022-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  static inline bool
      20  _dl_audit_check_version (unsigned int lav)
      21  {
      22    /* Audit version 1 do not save x8 or NEON registers, which required
      23       changing La_aarch64_regs and La_aarch64_retval layout (BZ#26643).  The
      24       missing indirect result save/restore makes _dl_runtime_profile
      25       potentially trigger undefined behavior if the function returns a large
      26       struct (even when PLT trace is not requested).  */
      27    return lav == LAV_CURRENT;
      28  }