gdb/testsuite/gdb.base/pending.exp

   1 #   Copyright 2003-2019 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 was created by Jeff Johnston. (jjohnstn@redhat.com)
  17
  18 #
  19 # test running programs
  20 #
  21
  22 if {[skip_shlib_tests]} {
  23     return 0
  24 }
  25
  26 standard_testfile .c
  27 set libfile "pendshr"
  28 set libsrc  $srcdir/$subdir/$libfile.c
  29 set lib_sl  [standard_output_file $libfile.sl]
  30
  31 set lib_opts  debug
  32 set exec_opts [list debug shlib=$lib_sl]
  33
  34 if [get_compiler_info] {
  35     return -1
  36 }
  37
  38 if { [gdb_compile_shlib $libsrc $lib_sl $lib_opts] != ""
  39      || [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != ""} {
  40     untested "failed to compile"
  41     return -1
  42 }
  43
  44 # Start with a fresh gdb.
  45
  46 gdb_exit
  47 gdb_start
  48 gdb_reinitialize_dir $srcdir/$subdir
  49
  50 gdb_test_multiple "break pendfunc1" "set pending breakpoint" {
  51      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
  52             gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint (without symbols)"
  53      }
  54 }
  55
  56 # Complete the condition (PR 15413).
  57 gdb_test "complete condition " "condition 1"
  58
  59 gdb_test "info break" \
  60     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
  61 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \
  62 "single pending breakpoint info (without symbols)"
  63
  64 gdb_load ${binfile}
  65 gdb_load_shlib $lib_sl
  66
  67 set pendfunc1_loc [gdb_get_line_number "y = x + 4" ${libfile}.c]
  68
  69 gdb_run_cmd
  70
  71 gdb_test "" \
  72 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:$pendfunc1_loc.*y = x \\+ 4.*" \
  73 "run to resolved breakpoint 1 (without symbols)"
  74
  75 # Restart with a fresh gdb.
  76
  77 gdb_exit
  78 gdb_start
  79 gdb_reinitialize_dir $srcdir/$subdir
  80
  81 gdb_load ${binfile}
  82 gdb_load_shlib $lib_sl
  83
  84 #
  85 # Test setting, querying, and modifying pending breakpoints
  86 #
  87
  88 gdb_test_multiple "break pendfunc1" "set pending breakpoint" {
  89      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
  90             gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint"
  91      }
  92 }
  93
  94 gdb_test "info break" \
  95     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
  96 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \
  97 "single pending breakpoint info"
  98
  99 #
 100 # Test breaking at existing function
 101 #
 102
 103 set mainline [gdb_get_line_number "break main here"]
 104
 105 gdb_test "break main" \
 106     "Breakpoint.*at.* file .*$srcfile, line $mainline.*" \
 107     "breakpoint function"
 108
 109 gdb_test "info break" \
 110     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 111 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*
 112 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 113 "pending plus real breakpoint info"
 114
 115
 116 #
 117 # Test not setting a pending breakpoint
 118 #
 119 gdb_test "break pendfunc2" \
 120     "" \
 121     "Don't set pending breakpoint" \
 122     ".*Make breakpoint pending.*y or \\\[n\\\]. $" \
 123     "n"
 124
 125 #
 126 # Add condition to pending breakpoint
 127 #
 128
 129 gdb_test_no_output "condition 1 k == 1"
 130
 131 gdb_test "info break" \
 132     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 133 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*
 134 \[\t \]+stop only if k == 1.*
 135 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 136 "pending plus condition"
 137
 138 #
 139 # Disable pending breakpoint
 140 #
 141
 142 gdb_test_no_output "disable 1"
 143
 144 gdb_test "info break" \
 145     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 146 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 147 \[\t \]+stop only if k == 1.*
 148 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 149 "pending disabled"
 150
 151 #
 152 # Add commands to pending breakpoint
 153 #
 154 gdb_test "commands 1\nprint k\nend" "" \
 155     "Set commands for pending breakpoint"
 156
 157 gdb_test "info break" \
 158     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 159 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 160 \[\t \]+stop only if k == 1.*
 161 \[\t \]+print k.*
 162 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 163 "pending disabled plus commands"
 164
 165 #
 166 # Try a pending break for a line in a source file with a condition
 167 #
 168
 169 set bp2_loc [gdb_get_line_number "y = x + 4" ${libfile}.c]
 170 gdb_test_multiple "break pendshr.c:$bp2_loc if x > 3" "set pending breakpoint 2" {
 171      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 172             gdb_test "y" "Breakpoint.*pendshr.c:$bp2_loc.*pending." \
 173                 "Set pending breakpoint 2"
 174      }
 175 }
 176
 177 gdb_test "info break" \
 178     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 179 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 180 \[\t \]+stop only if k == 1.*
 181 \[\t \]+print k.*
 182 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 183 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp2_loc if x > 3.*" \
 184 "multiple pending breakpoints"
 185
 186
 187 #
 188 # Try a pending break for a line in a source file with ignore count:
 189 #
 190
 191 set bp3_loc [gdb_get_line_number "printf" ${libfile}.c]
 192 gdb_test_multiple "break pendshr.c:$bp3_loc" "set pending breakpoint 3" {
 193      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 194             gdb_test "y" "Breakpoint.*pendshr.c:$bp3_loc.*pending." \
 195                 "Set pending breakpoint 3"
 196      }
 197 }
 198
 199 gdb_test {ignore $bpnum 2} "Will ignore next 2 crossings of breakpoint .*" \
 200     "set ignore count on pending breakpoint 3"
 201
 202 gdb_test "info break" \
 203     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 204 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 205 \[\t \]+stop only if k == 1.*
 206 \[\t \]+print k.*
 207 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 208 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp2_loc if x > 3.*
 209 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp3_loc.*ignore next 2 hits.*" \
 210 "multiple pending breakpoints 2"
 211
 212 #
 213 # Run to main which should resolve a pending breakpoint
 214 #
 215
 216 gdb_run_cmd
 217 gdb_test "" \
 218 ".*Breakpoint.*, main.*$mainline.*" \
 219 "running to main"
 220
 221 #
 222 # Re-enable the first pending breakpoint which should resolve
 223 #
 224
 225 gdb_test_no_output "enable 1" \
 226 "re-enabling pending breakpoint that can resolve instantly"
 227
 228 #
 229 # Continue to verify conditionals and commands for breakpoints are honored
 230 #
 231
 232 gdb_test "continue" \
 233 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:$bp2_loc.*4;" \
 234 "continue to resolved breakpoint 2"
 235
 236 gdb_test "continue" \
 237 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:$bp2_loc.*
 238 \[$\]1 = 1." \
 239 "continue to resolved breakpoint 1"
 240
 241 #
 242 # Disable the other two breakpoints, and continue to the one with
 243 # the ignore count.  Make sure you hit it the third time, x should
 244 # be 3 then.
 245 #
 246
 247 gdb_test "disable 7" "" "disable other breakpoints"
 248 gdb_test "disable 5" "" "disable other breakpoints"
 249
 250 gdb_test "continue" \
 251          ".*Breakpoint.*pendfunc1.*\\\(x=3\\\) at.*pendshr.c:$bp3_loc.*printf.*;" \
 252 "continue to resolved breakpoint 3"
 253
 254 delete_breakpoints
 255
 256 gdb_breakpoint "main"
 257
 258 #
 259 # Set non-existent pending breakpoint
 260 #
 261 gdb_test_multiple "break imaginary" "set imaginary pending breakpoint" {
 262      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 263             gdb_test "y" "Breakpoint.*imaginary.*pending." \
 264                 "set imaginary pending breakpoint"
 265      }
 266 }
 267
 268 #
 269 # rerun program and make sure that any pending breakpoint remains and no
 270 # error messages are issued for the missing function
 271 #
 272
 273 rerun_to_main
 274
 275 gdb_test "info break" \
 276     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 277 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 278 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*imaginary.*" \
 279 "verify pending breakpoint after restart"