gdb/testsuite/gdb.base/signed-builtin-types-lib.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2022-2023 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 extern int foo (void);
  19
  20 short short_var = 1;
  21 int int_var = 2;
  22 long long_var = 3;
  23 char char_var = 4;
  24
  25 int
  26 foo (void)
  27 {
  28   /* Just use all the globals!  This works out as zero.  */
  29   return (char_var / int_var) - (long_var - short_var);
  30 }