gdb/testsuite/gdb.base/watch-cond.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 #
  17 # Tests involving watchpoint conditions with local expressions.
  18 #
  19
  20 standard_testfile .c
  21
  22 if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
  23     untested ${testfile}.exp
  24     return -1
  25 }
  26
  27 # Disable hardware watchpoints if necessary.
  28 if [target_info exists gdb,no_hardware_watchpoints] {
  29     gdb_test_no_output "set can-use-hw-watchpoints 0" ""
  30 }
  31
  32 if ![runto_main] then {
  33     fail "can't run to main"
  34     return
  35 }
  36
  37 gdb_test "watch global if q > 10" \
  38     "atchpoint .*: global" \
  39     "set write watchpoint on global variable, local condition"
  40
  41 gdb_test "continue" \
  42     "Old value = 10.*New value = 11.*" \
  43     "watchpoint with global expression, local condition evaluates in correct frame"
  44
  45 clean_restart ${testfile}
  46
  47 # Disable hardware watchpoints if necessary.
  48 if [target_info exists gdb,no_hardware_watchpoints] {
  49     gdb_test_no_output "set can-use-hw-watchpoints 0" ""
  50 }
  51
  52 if ![runto_main] then {
  53     fail "can't run to main"
  54     return
  55 }
  56
  57 gdb_test "watch q if q > 10" \
  58     "atchpoint .*: q" \
  59     "set write watchpoint on local variable, local condition"
  60
  61 gdb_test "continue" \
  62     "Old value = 10.*New value = 11.*" \
  63     "watchpoint with local expression, local condition evaluates in correct frame"
  64
  65 clean_restart ${testfile}
  66
  67 # Disable hardware watchpoints if necessary.
  68 if [target_info exists gdb,no_hardware_watchpoints] {
  69     gdb_test_no_output "set can-use-hw-watchpoints 0" ""
  70 }
  71
  72 if ![runto_main] then {
  73     fail "can't run to main"
  74     return
  75 }
  76
  77 gdb_test "watch global2" \
  78     "atchpoint.*" \
  79     "set write watchpoint on global2 variable"
  80
  81 gdb_test "continue" \
  82     "Old value = 0.*New value = 1.*" \
  83     "watchpoint on global2 variable triggers"
  84
  85 gdb_test_no_output "condition 2 *foo > 10" \
  86     "condition of watchpoint 2 changes"
  87
  88 gdb_test "continue" \
  89     ".*condition cannot be tested in the current scope.*Old value = 1.*New value = 2.*" \
  90     "watchpoint stops with untestable local expression"