gdb/testsuite/gdb.reverse/solib-precsave.exp

   1 # Copyright 2009-2012 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 precord debugging
  17 # with shared libraries and a logfile.
  18
  19 # This test suitable only for process record-replay
  20 if ![supports_process_record] {
  21     return
  22 }
  23
  24 standard_testfile solib-reverse.c
  25 set libfile  "shr2"
  26 set libsrc   ${libfile}.c
  27 set library  [standard_output_file ${libfile}.sl]
  28
  29 if [get_compiler_info] {
  30     return -1
  31 }
  32
  33 if { [gdb_compile_shlib ${srcdir}/${subdir}/${libsrc} ${library} "debug"] != "" } {
  34     untested "Could not compile shared library."
  35     return -1
  36 }
  37
  38 set exec_opts [list debug shlib=${library}]
  39
  40 # Attempt to prevent -Wl,-z,relro which may happen by default with some
  41 # toolchain configurations.  Due to PR corefiles/11804 GDB will then produce
  42 # invalid core file.
  43
  44 if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable \
  45                      [concat $exec_opts additional_flags=-Wl,-z,norelro]] != ""
  46      && [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable $exec_opts] != "" } {
  47     untested "Could not compile $binfile."
  48     return -1
  49 }
  50
  51 # Start with a fresh gdb.
  52
  53 gdb_exit
  54 gdb_start
  55
  56 # Clear it to never find any separate system debug infos.
  57 gdb_test_no_output "set debug-file-directory"
  58
  59 gdb_reinitialize_dir $srcdir/$subdir
  60 gdb_load ${binfile}
  61
  62
  63 runto main
  64
  65 if [supports_process_record] {
  66     # Activate process record/replay
  67     gdb_test_no_output "record" "Turn on process record"
  68 }
  69
  70 set end_of_main [gdb_get_line_number "end of main" ]
  71 gdb_test "break $end_of_main" \
  72     "Breakpoint $decimal at .*/$srcfile, line $end_of_main\." \
  73     "BP at end of main"
  74
  75 gdb_test "continue" "Breakpoint .* end of main .*" "run to end of main"
  76
  77 gdb_test "record save solib.precsave" \
  78     "Saved core file solib.precsave with execution log\."  \
  79     "save process recfile"
  80
  81 gdb_test "kill" "" "Kill process, prepare to debug log file" \
  82     "Kill the program being debugged\\? \\(y or n\\) " "y"
  83
  84 gdb_test "record restore solib.precsave" \
  85     "Program terminated with signal .*" \
  86     "reload core file"
  87
  88 #
  89 # Test reverse-step over undebuggable solib functions.
  90 #
  91
  92 # Run forward past some solib function calls.
  93
  94 set end_part_one [gdb_get_line_number " end part one" "$srcfile"]
  95 set end_part_two [gdb_get_line_number " end part two" "$srcfile"]
  96 gdb_test "until $end_part_one" " end part one.*" "run until end part one"
  97
  98 gdb_test "reverse-step" " sleep three .*" "reverse-step third sleep"
  99 gdb_test "reverse-step" " sleep two .*"   "reverse-step second sleep"
 100 gdb_test "reverse-step" " sleep one .*"   \
 101                     "reverse-step first sleep, dynsym resolve"
 102
 103 gdb_test "reverse-step" " printf three .*" "reverse-step third printf"
 104 gdb_test "reverse-step" " printf two .*"   "reverse-step second printf"
 105 gdb_test "reverse-step" " printf one .*"   \
 106                     "reverse-step first printf, dynsym resolve"
 107 gdb_test "reverse-step" " generic statement.*" "reverse-step generic"
 108
 109
 110 #
 111 # Test reverse-next over undebuggable solib functions.
 112 #
 113
 114 # Run forward again...
 115
 116 gdb_test "until $end_part_one" " end part one.*" "forward to end part one"
 117
 118 gdb_test "reverse-next" " sleep three .*" "reverse-next third sleep"
 119 gdb_test "reverse-next" " sleep two .*"   "reverse-next second sleep"
 120 gdb_test "reverse-next" " sleep one .*"   \
 121                     "reverse-next first sleep, dynsym resolve"
 122
 123 gdb_test "reverse-next" " printf three .*" "reverse-next third printf"
 124 gdb_test "reverse-next" " printf two .*"   "reverse-next second printf"
 125 gdb_test "reverse-next" " printf one .*"   \
 126                     "reverse-next first printf, dynsym resolve"
 127 gdb_test "reverse-next" " generic statement.*" "reverse-next generic"
 128
 129
 130 #
 131 # Test reverse-step into debuggable solib function
 132 #
 133
 134 gdb_test "reverse-step" "${libsrc}.*" "reverse-step into solib function one"
 135 gdb_test "reverse-step" "return 2.x.*" "reverse-step within solib function one"
 136 gdb_test "reverse-step" " middle part two.*" "reverse-step back to main one"
 137
 138 gdb_test "reverse-step" "${libsrc}.*" "reverse-step into solib function two"
 139 gdb_test "reverse-step" "return 2.x.*" "reverse-step within solib function two"
 140 gdb_test "reverse-step" " begin part two.*" "reverse-step back to main two"
 141
 142 #
 143 # Test reverse-next over debuggable solib function
 144 #
 145
 146 gdb_test "until $end_part_two" " end part two.*" "run until end part two"
 147
 148 gdb_test "reverse-next" " middle part two.*" "reverse-next over solib function one"
 149 gdb_test "reverse-next" " begin part two.*" "reverse-next over solib function two"