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

/* Copyright (C) 2018-2020 Free Software Foundation, Inc.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

int var_a = 5;

void *var_ptr = &var_a;

__attribute__((noinline)) void
func ()
{
  asm ("func_label: .globl func_label");
  asm ("" ::: "memory");
  return;
}

int
main ()
{
  asm ("main_label: .globl main_label");
  func ();
  return 0;
}