gdb/testsuite/gdb.dwarf2/cpp-linkage-name.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2020 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 volatile struct
  19 {
  20   int x;
  21   int y;
  22 } global_var;
  23
  24 int
  25 main (void)
  26 {
  27   asm ("main_label: .globl main_label");
  28   return global_var.x + global_var.y;
  29 }