gdb/testsuite/gdb.python/py-finish-breakpoint.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2011-2024 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 <setjmp.h>
  19 #include <stdlib.h>
  20 #include <string.h>
  21 #include <unistd.h>
  22
  23 /* Defined in py-events-shlib.h.  */
  24 extern void do_nothing (void);
  25
  26 int increase_1 (int *a)
  27 {
  28   *a += 1;
  29   return -5;
  30 }
  31
  32 void increase (int *a)
  33 {
  34   increase_1 (a);
  35 }
  36
  37 int increase_2 (int *a)
  38 {
  39   *a += 10;
  40   return -8;
  41 }
  42
  43 inline void __attribute__((always_inline))
  44 increase_inlined (int *a)
  45 {
  46   increase_2 (a);
  47   *a += 5;
  48 }
  49
  50 int
  51 test_1 (int i, int j)
  52 {
  53   return i == j;
  54 }
  55
  56 int
  57 test (int i, int j)
  58 {
  59   return test_1 (i, j);
  60 }
  61
  62 int
  63 call_longjmp_1 (jmp_buf *buf)
  64 {
  65   longjmp (*buf, 1);
  66 }
  67
  68 int
  69 call_longjmp (jmp_buf *buf)
  70 {
  71   call_longjmp_1 (buf);
  72   return 0;
  73 }
  74
  75 void
  76 test_exec_exit (const char *self_exec)
  77 {
  78   if (self_exec == NULL)
  79     exit (0);
  80   else
  81     execl (self_exec, self_exec, "exit", (char *)0);
  82 }
  83
  84 int main (int argc, char *argv[])
  85 {
  86   jmp_buf env;
  87   int foo = 5;
  88   int bar = 42;
  89   int i, j;
  90
  91   if (argc == 2 && strcmp (argv[1], "exit") == 0)
  92     return 0;
  93
  94   do_nothing ();
  95
  96   i = 0;
  97   /* Break at increase.  */
  98   increase (&i);
  99   increase (&i);
 100   increase (&i);
 101   increase_inlined (&i);
 102
 103   for (i = 0; i < 10; i++)
 104     {
 105       j += 1; /* Condition Break.  */
 106     }
 107
 108   if (setjmp (env) == 0) /* longjmp caught */
 109     {
 110       call_longjmp (&env);
 111     }
 112   else
 113     j += 1; /* after longjmp.  */
 114
 115   test_exec_exit (argv[0]);
 116
 117   return j; /* Break at end.  */
 118 }