gdb/testsuite/gdb.base/watchpoint-cond-gone.exp

   1 # Copyright 2010-2016 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 standard_testfile .c watchpoint-cond-gone-stripped.c
  17
  18 # We need to generate a function without DWARF to crash older GDB.
  19 # Stepping into a dynamic function trampoline or stepping out of MAIN may work
  20 # but it is not a reliable FAIL case.
  21
  22 if {[prepare_for_testing_full $testfile.exp \
  23          [list $testfile debug $srcfile debug $srcfile2 {}]]} {
  24     untested $testfile.exp
  25     return -1
  26 }
  27
  28 # Problem does not occur otherwise.
  29 gdb_test_no_output "set can-use-hw-watchpoints 0"
  30
  31 if ![runto_main] {
  32     return -1
  33 }
  34
  35 gdb_breakpoint [gdb_get_line_number "watchpoint-here"]
  36 gdb_continue_to_breakpoint "Place to set the watchpoint"
  37
  38 # The condition `c == 30' is the subject being tested.
  39 gdb_test "watch c if c == 30" "atchpoint \[0-9\]*.*" "place the watchpoint"
  40
  41 # We may stay either in the function itself or only at the first instruction of
  42 # its caller depending on the epilogue unwinder (or valid epilogue CFI) presence.
  43
  44 gdb_test "finish" \
  45          "Watchpoint .* deleted because the program has left the block in.*which its expression is valid..*in (\\.?jumper|func).*" \
  46          "Catch the no longer valid watchpoint"