gdb/testsuite/gdb.linespec/line-breakpoint-outside-function.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2022-2024 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 /* The section where THE_LIB_PATH is not defined is compiled as a shared
  19    library.  The rest is compiled as the main executable (which loads the
  20    shared library.  */
  21
  22 #if !defined(THE_LIB_PATH)
  23
  24 void
  25 the_lib_func (void)
  26 {
  27   static int x;
  28   /* break here */
  29   x++;
  30 }
  31
  32 #else
  33 #include <dlfcn.h>
  34 #include <assert.h>
  35 #include <stdlib.h>
  36
  37 int
  38 main (void)
  39 {
  40   void *lib = dlopen (THE_LIB_PATH, RTLD_NOW);
  41   assert (lib != NULL);
  42
  43   void (*the_lib_func) (void) = dlsym (lib, "the_lib_func");
  44   assert (the_lib_func != NULL);
  45
  46   the_lib_func ();
  47
  48   return 0;
  49 }
  50
  51 #endif