gdb/testsuite/gdb.base/nested-subp1.c

   1 /* This test program is part of GDB, the GNU debugger.
   2
   3    Copyright 2015-2018 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 int
  19 foo (int i1)
  20 {
  21   int
  22   nested (int i2)
  23   {
  24     /* Here with i1 and i2, we can test that GDB can fetch both a local and a
  25        non-local variable in the most simple nested function situation: the
  26        parent block instance is accessible as the directly upper frame.  */
  27     return i1 * i2; /* STOP */
  28   }
  29
  30   return nested (i1 + 1);
  31 }
  32
  33 int
  34 main ()
  35 {
  36   return !foo (1);
  37 }