gdb/testsuite/gdb.reverse/break-reverse.exp

   1 #   Copyright 2008-2020 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 # This file is part of the GDB testsuite.  It tests reverse debugging
  17 # with breakpoints.
  18
  19 if ![supports_reverse] {
  20     return
  21 }
  22
  23 standard_testfile
  24
  25 if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } {
  26     return -1
  27 }
  28
  29 set foo_location  [gdb_get_line_number "break in foo" ]
  30 set bar_location  [gdb_get_line_number "break in bar" ]
  31 set main_location [gdb_get_line_number "break in main"]
  32 set end_location  [gdb_get_line_number "end of main"  ]
  33
  34 runto_main
  35
  36 if [supports_process_record] {
  37     # Activate process record/replay
  38     gdb_test_no_output "record" "turn on process record"
  39 }
  40
  41 gdb_test "break foo" \
  42     "Breakpoint $decimal at .* line $foo_location\." \
  43     "set breakpoint on foo"
  44
  45 gdb_test "break bar" \
  46     "Breakpoint $decimal at .* line $bar_location\." \
  47     "set breakpoint on bar"
  48
  49 gdb_test "break $end_location" \
  50     "Breakpoint $decimal at .* line $end_location\." \
  51     "set breakpoint at end of main"
  52
  53 gdb_continue_to_breakpoint "foo forward, the first time" \
  54     ".*$srcfile:$foo_location.*"
  55 gdb_continue_to_breakpoint "bar forward, the first time" \
  56     ".*$srcfile:$bar_location.*"
  57 gdb_continue_to_breakpoint "end forward, the first time" \
  58     ".*$srcfile:$end_location.*"
  59
  60 gdb_test_no_output "set exec-direction reverse" "set reverse"
  61
  62 gdb_continue_to_breakpoint "bar backward"  ".*$srcfile:$bar_location.*"
  63 gdb_continue_to_breakpoint "foo backward"  ".*$srcfile:$foo_location.*"
  64
  65 gdb_test_multiple "continue" "main backward" {
  66     -re ".*Breakpoint $decimal,.*$srcfile:$main_location.*$gdb_prompt $" {
  67         pass "main backward"
  68     }
  69     -re "No more reverse-execution history.* break in main .*$gdb_prompt $" {
  70         pass "main backward"
  71     }
  72 }
  73
  74 gdb_test_no_output "set exec-direction forward" "set forward"
  75
  76 gdb_continue_to_breakpoint "foo forward again" \
  77     ".*$srcfile:$foo_location.*"
  78 gdb_continue_to_breakpoint "bar forward again" \
  79     ".*$srcfile:$bar_location.*"
  80
  81 gdb_test_multiple "continue" "end of record log" {
  82     -re ".*Breakpoint $decimal,.*$srcfile:$end_location.*$gdb_prompt $" {
  83         pass "end of record log"
  84     }
  85     -re "No more reverse-execution history.* end of main .*$gdb_prompt $" {
  86         pass "end of record log"
  87     }
  88 }