gdb/testsuite/gdb.base/step-sw-breakpoint-adjust-pc.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2014-2017 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 /* An instruction with the same length as decr_pc_after_break.  This
  19    is 1-byte on x86.  */
  20 #define INSN asm ("nop")
  21
  22 void
  23 test_user_bp (void)
  24 {
  25   INSN; /* break for user-bp test here */
  26   INSN; /* insn1 */
  27   INSN; /* insn2 */
  28   INSN; /* insn3 */
  29 }
  30
  31 void
  32 foo (void)
  33 {
  34 }
  35
  36 void
  37 test_step_resume (void)
  38 {
  39   foo (); /* break for step-resume test here */
  40   INSN; /* insn1 */
  41   INSN; /* insn2 */
  42 }
  43
  44 int
  45 main (void)
  46 {
  47   test_user_bp ();
  48   test_step_resume ();
  49   return 0;
  50 }