gdb/testsuite/gdb.modula2/unbounded1.c

   1 /* This test script is part of GDB, the GNU debugger.
   2
   3    Copyright 2007-2022 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 typedef struct {
  19    char *_m2_contents;
  20    int _m2_high;
  21 } unbounded;
  22
  23
  24 static int
  25 foo (unbounded a)
  26 {
  27   if (a._m2_contents[3] == 'd')
  28     return 0;
  29   else
  30     return 1;
  31 }
  32
  33 int
  34 main ()
  35 {
  36   unbounded t;
  37   char data[6];
  38   char *input = "abcde";
  39   int i;
  40
  41   t._m2_contents = (char *)&data;
  42   t._m2_high = 4;
  43   /* include the <nul> in the string, even though high is set to 4.  */
  44
  45   for (i=0; i<6; i++)
  46     data[i] = input[i];
  47   return foo (t);
  48 }