gdb/testsuite/gdb.compile/compile-tls.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2014-2022 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program 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
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <pthread.h>
  19
  20 __thread int global_scope;
  21
  22 static __thread int static_scope;
  23
  24 int foo ()
  25 {
  26   /* Ensure we link against pthreads even with --as-needed.  */
  27   pthread_testcancel();
  28   return 27;
  29 }
  30
  31 int
  32 main (void)
  33 {
  34   static __thread int local_scope;
  35
  36   /* break-here */
  37   foo ();
  38
  39   return 0;
  40 }