gdb/testsuite/gdb.base/pending.exp

   1 #   Copyright 2003, 2004, 2005, 2007 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # This file was created by Jeff Johnston. (jjohnstn@redhat.com)
  18
  19 if $tracelevel then {
  20     strace $tracelevel
  21 }
  22
  23 #
  24 # test running programs
  25 #
  26 set prms_id 0
  27 set bug_id 0
  28
  29 # are we on a target board?
  30 if ![isnative] then {
  31     return 0
  32 }
  33
  34 set testfile "pending"
  35 set libfile "pendshr"
  36 set srcfile $testfile.c
  37 set libsrc  $srcdir/$subdir/$libfile.c
  38 set binfile $objdir/$subdir/$testfile
  39 set lib_sl  $objdir/$subdir/$libfile.sl
  40
  41 set lib_opts  debug
  42 set exec_opts [list debug shlib=$lib_sl]
  43
  44 if [get_compiler_info ${binfile}] {
  45     return -1
  46 }
  47
  48 if { [gdb_compile_shlib $libsrc $lib_sl $lib_opts] != ""
  49      || [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != ""} {
  50     untested "Could not compile either $libsrc or $srcdir/$subdir/$srcfile."
  51     return -1
  52 }
  53
  54 # Start with a fresh gdb.
  55
  56 gdb_exit
  57 gdb_start
  58 gdb_reinitialize_dir $srcdir/$subdir
  59 gdb_load ${binfile}
  60
  61 if [target_info exists gdb_stub] {
  62     gdb_step_for_stub;
  63 }
  64 #
  65 # Test setting, querying, and modifying pending breakpoints
  66 #
  67
  68 gdb_test_multiple "break pendfunc1" "set pending breakpoint" {
  69      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
  70             gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint"
  71      }
  72 }
  73
  74 gdb_test "info break" \
  75     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
  76 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \
  77 "single pending breakpoint info"
  78
  79 #
  80 # Test breaking at existing function
  81 #
  82
  83 set mainline [gdb_get_line_number "break main here"]
  84
  85 gdb_test "break main" \
  86     "Breakpoint.*at.* file .*$srcfile, line $mainline.*" \
  87     "breakpoint function"
  88
  89 gdb_test "info break" \
  90     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
  91 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*
  92 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
  93 "pending plus real breakpoint info"
  94
  95
  96 #
  97 # Test not setting a pending breakpoint
  98 #
  99 gdb_test_multiple "break pendfunc2" "Don't set pending breakpoint" {
 100      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 101             gdb_test "n" "" "Don't set pending breakpoint"
 102      }
 103 }
 104
 105 #
 106 # Add condition to pending breakpoint
 107 #
 108
 109 gdb_test "condition 1 k == 1" ""
 110
 111 gdb_test "info break" \
 112     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
 113 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*
 114 \[\t \]+stop only if k == 1.*
 115 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 116 "pending plus condition"
 117
 118 #
 119 # Disable pending breakpoint
 120 #
 121
 122 gdb_test "disable 1" ""
 123
 124 gdb_test "info break" \
 125     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
 126 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 127 \[\t \]+stop only if k == 1.*
 128 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 129 "pending disabled"
 130
 131 #
 132 # Add commands to pending breakpoint
 133 #
 134 gdb_test "commands 1\nprint k\nend" "" \
 135         "Set commands for pending breakpoint"
 136
 137 gdb_test "info break" \
 138     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
 139 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 140 \[\t \]+stop only if k == 1.*
 141 \[\t \]+print k.*
 142 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 143 "pending disabled plus commands"
 144
 145 #
 146 # Try a pending break for a line in a source file with a condition
 147 #
 148
 149 gdb_test_multiple "break pendshr.c:26 if x > 3" "Set pending breakpoint 2" {
 150      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 151             gdb_test "y" "Breakpoint.*pendshr.c:26.*pending." \
 152                 "Set pending breakpoint 2"
 153      }
 154 }
 155
 156 gdb_test "info break" \
 157     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
 158 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 159 \[\t \]+stop only if k == 1.*
 160 \[\t \]+print k.*
 161 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 162 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:26 if x > 3.*" \
 163 "multiple pending breakpoints"
 164
 165
 166 #
 167 # Try a pending break for a line in a source file with ignore count:
 168 #
 169
 170 gdb_test_multiple "break pendshr.c:27" "Set pending breakpoint 3" {
 171      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 172             gdb_test "y" "Breakpoint.*pendshr.c:27.*pending." \
 173                 "Set pending breakpoint 3"
 174      }
 175 }
 176
 177 gdb_test {ignore $bpnum 2} "Will ignore next 2 crossings of breakpoint .*" \
 178     "set ignore count on pending breakpoint 3"
 179
 180 gdb_test "info break" \
 181     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
 182 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 183 \[\t \]+stop only if k == 1.*
 184 \[\t \]+print k.*
 185 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 186 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:26 if x > 3.*
 187 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:27.*ignore next 2 hits.*" \
 188 "multiple pending breakpoints 2"
 189
 190 #
 191 # Run to main which should resolve a pending breakpoint
 192 #
 193
 194 gdb_run_cmd
 195 gdb_test "" \
 196 "Breakpoint.*at.*
 197 Pending breakpoint \"pendshr.c:26 if x > 3\" resolved.*
 198 Breakpoint.*, main.*$mainline.*" \
 199 "running to main"
 200
 201 #
 202 # Re-enable the first pending breakpoint which should resolve
 203 #
 204
 205 gdb_test "enable 1" \
 206 "Breakpoint.*at.*
 207 Pending breakpoint \"pendfunc1.* resolved.*" \
 208 "re-enabling pending breakpoint that can resolve instantly"
 209
 210 #
 211 # Continue to verify conditionals and commands for breakpoints are honored
 212 #
 213
 214 gdb_test "continue" \
 215 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:26.*4;" \
 216 "continue to resolved breakpoint 2"
 217
 218 gdb_test "continue" \
 219 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:26.*
 220 \[$\]1 = 1." \
 221 "continue to resolved breakpoint 1"
 222
 223 #
 224 # Disable the other two breakpoints, and continue to the one with
 225 # the ignore count.  Make sure you hit it the third time, x should
 226 # be 3 then.
 227 #
 228
 229 gdb_test "disable 7" "" "Disable other breakpoints"
 230 gdb_test "disable 5" "" "Disable other breakpoints"
 231
 232 gdb_test "continue" \
 233         {.*Breakpoint.*pendfunc1.*\(x=3\) at.*pendshr.c:27.*printf.*;} \
 234 "continue to resolved breakpoint 3"
 235
 236 delete_breakpoints
 237
 238 gdb_breakpoint "main"
 239
 240 #
 241 # Set non-existent pending breakpoint
 242 #
 243 gdb_test_multiple "break imaginary" "set imaginary pending breakpoint" {
 244      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 245             gdb_test "y" "Breakpoint.*imaginary.*pending." \
 246                 "set imaginary pending breakpoint"
 247      }
 248 }
 249
 250 #
 251 # rerun program and make sure that any pending breakpoint remains and no
 252 # error messages are issued for the missing function
 253 #
 254
 255 rerun_to_main
 256
 257 gdb_test "info break" \
 258     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
 259 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 260 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*imaginary.*" \
 261 "verify pending breakpoint after restart"