sysdeps/x86/tst-cet-legacy-mod-6c.c

   1 /* Check compatibility of CET-enabled executable with dlopened legacy
   2    shared object.
   3    Copyright (C) 2019 Free Software Foundation, Inc.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include <stdlib.h>
  21
  22 static int called = 0;
  23
  24 static void
  25 __attribute__ ((constructor))
  26 init (void)
  27 {
  28   called = 1;
  29 }
  30
  31 void
  32 foo (void)
  33 {
  34   if (!called)
  35     abort ();
  36 }