gdb/testsuite/gdb.dwarf2/dw2-entry-value-main.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2011-2019 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 asm (".globl f_start");
  19 asm ("f_start:");
  20
  21 volatile int v;
  22
  23 void
  24 f (int x)
  25 {
  26   v++;
  27 }
  28
  29 asm (".globl f_end");
  30 asm ("f_end:");
  31
  32 int
  33 main (void)
  34 {
  35   f (1);
  36   return 0;
  37 }