sysdeps/aarch64/mcount.c

   1 /* Copyright (C) 2013-2016 Free Software Foundation, Inc.
   2
   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    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <shlib-compat.h>
  20
  21 #include <gmon/mcount.c>
  22
  23 /* We forgot to add _mcount in glibc 2.17.  We added it in 2.18
  24    therefore we want it to be added with version GLIBC_2_18.  However,
  25    setting the version is not straight forward because a generic
  26    Version file includes an earlier 2.xx version for each this symbol
  27    and the linker uses the first version it sees.  */
  28
  29 #if SHLIB_COMPAT (libc, GLIBC_2_17, GLIBC_2_18)
  30 versioned_symbol (libc, __mcount, _mcount, GLIBC_2_18);
  31 #else
  32 strong_alias (__mcount, _mcount);
  33 #endif