gdb/testsuite/gdb.base/premature-dummy-frame-removal.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2021-2022 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 #include <stdlib.h>
  19 #include <setjmp.h>
  20
  21 jmp_buf env;
  22
  23 void
  24 worker (void)
  25 {
  26   longjmp (env, 1);
  27 }
  28
  29 void
  30 test_inner (void)
  31 {
  32   if (setjmp (env) == 0)
  33     {
  34       /* Direct call.  */
  35       worker ();
  36
  37       /* Will never get here.  */
  38       abort ();
  39     }
  40   else
  41     {
  42       /* Called from longjmp.  */
  43     }
  44 }
  45
  46 void
  47 break_bt_here (void)
  48 {
  49   test_inner ();
  50 }
  51
  52 int
  53 some_func (void)
  54 {
  55   break_bt_here ();
  56   return 0;
  57 }
  58
  59 int
  60 main (void)
  61 {
  62   some_func ();
  63
  64   return 0;
  65 }