gdb/testsuite/gdb.base/value-double-free.exp

   1 # Copyright 2008-2023 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # The allow_hw_watchpoint_tests checks if watchpoints are supported by the
  17 # processor.  On PowerPC, the check runs a small test program under gdb
  18 # to determine if the Power processor supports HW watchpoints.  The check
  19 # must be done before starting the test so as to not disrupt the execution
  20 # of the actual test.
  21
  22 set allow_hw_watchpoint_tests_p [allow_hw_watchpoint_tests]
  23
  24 standard_testfile
  25
  26 if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
  27     return -1
  28 }
  29
  30 if ![runto_main] {
  31     return -1
  32 }
  33
  34 # Disable hardware watchpoints if necessary.
  35 if {!$allow_hw_watchpoint_tests_p} {
  36     gdb_test_no_output "set can-use-hw-watchpoints 0" ""
  37 }
  38
  39 gdb_test "watch var" "atchpoint \[0-9\]+: var"
  40 gdb_test "continue" "atchpoint \[0-9\]+: var.*Old value = 0.*New value = \[12\].*"
  41 gdb_test "print empty()" " = void"
  42 # We did segfault here.
  43 gdb_test "help help"