gdb/testsuite/gdb.mi/basics.c

   1 /* Copyright 1999-2020 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 /*
  19  *      This simple program that passes different types of arguments
  20  *      on function calls.  Useful to test printing frames, stepping, etc.
  21  */
  22
  23 unsigned long long global_zero = 0;
  24
  25 int callee4 (void)
  26 {
  27   int A=1;
  28   int B=2;
  29   int C;
  30
  31   C = A + B;
  32   return 0;
  33 }
  34 void callee3 (char *strarg)
  35 {
  36   callee4 ();
  37 }
  38
  39 void callee2 (int intarg, char *strarg)
  40 {
  41   callee3 (strarg);
  42 }
  43
  44 void callee1 (int intarg, char *strarg, double fltarg)
  45 {
  46   callee2 (intarg, strarg);
  47 }
  48
  49 void callme (int i)
  50 {
  51 }
  52
  53 int return_1 ()
  54 {
  55   return 1;
  56 }
  57
  58 void do_nothing (void)
  59 {
  60 }
  61
  62 int main ()
  63 {
  64   callee1 (2, "A string argument.", 3.5);
  65   callee1 (2, "A string argument.", 3.5);
  66
  67   do_nothing (); /* Hello, World! */
  68
  69   callme (1);
  70   callme (2);
  71
  72   return 0;
  73 }