gdb/testsuite/gdb.perf/backtrace.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright (C) 2013-2020 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 struct s
  19 {
  20   int a[256];
  21   char c[256];
  22 };
  23
  24 static void
  25 fun2 (void)
  26 {
  27
  28 }
  29
  30 static void
  31 fun1 (int i, int j, long k, struct s ss)
  32 {
  33   /* Allocate local variables on stack.  */
  34   struct s s1;
  35
  36   if (i < BACKTRACE_DEPTH)
  37     fun1 (i + 1, j + 2, k - 1, ss);
  38   else
  39     {
  40       int ii;
  41
  42       for (ii = 0; ii < 10; ii++)
  43         fun2 ();
  44     }
  45 }
  46
  47 int
  48 main (void)
  49 {
  50   struct s ss;
  51
  52   fun1 (0, 0, 200, ss);
  53   return 0;
  54 }