gdb/testsuite/gdb.dwarf2/void-type.c

   1 /* Copyright (C) 2018-2023 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   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 int var_a = 5;
  19
  20 void *var_ptr = &var_a;
  21
  22 __attribute__((noinline)) void
  23 func ()
  24 {
  25   asm ("func_label: .globl func_label");
  26   asm ("" ::: "memory");
  27   return;
  28 }
  29
  30 int
  31 main ()
  32 {
  33   asm ("main_label: .globl main_label");
  34   func ();
  35   return 0;
  36 }