gdb/testsuite/gdb.cp/ovldbreak.exp

   1 # Copyright (C) 1998, 1999, 2001, 2004 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 # written by Elena Zannoni (ezannoni@cygnus.com)
  18 # modified by Michael Chastain (chastain@redhat.com)
  19
  20 # This file is part of the gdb testsuite
  21 #
  22 # tests for overloaded member functions. Set breakpoints on
  23 # overloaded member functions
  24 #
  25
  26
  27 if $tracelevel then {
  28         strace $tracelevel
  29         }
  30
  31 #
  32 # test running programs
  33 #
  34 set prms_id 0
  35 set bug_id 0
  36
  37 if { [skip_cplus_tests] } { continue }
  38
  39 set testfile "ovldbreak"
  40 set srcfile ${testfile}.cc
  41 set binfile ${objdir}/${subdir}/${testfile}
  42
  43 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
  44      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  45 }
  46
  47 gdb_exit
  48 gdb_start
  49 gdb_reinitialize_dir $srcdir/$subdir
  50 gdb_load ${binfile}
  51
  52 # set it up at a breakpoint so we can play with the variable values
  53 #
  54 if ![runto_main] then {
  55     perror "couldn't run to breakpoint"
  56     continue
  57 }
  58
  59
  60
  61 # When I ask gdb to set a breakpoint on an overloaded function,
  62 # gdb gives me a choice menu.  I might get stuck in that choice menu
  63 # (for example, if C++ name mangling is not working properly).
  64 #
  65 # This procedure issues a command that works at either the menu
  66 # prompt or the command prompt to get back to the command prompt.
  67 #
  68 # Note that an empty line won't do it (it means 'repeat the previous command'
  69 # at top level).  A line with a single space in it works nicely.
  70
  71 proc take_gdb_out_of_choice_menu {} {
  72     global gdb_prompt
  73     send_gdb " \n"
  74     gdb_expect {
  75         -re ".*$gdb_prompt $" {
  76         }
  77         timeout {
  78             perror "could not resynchronize to command prompt (timeout)"
  79             continue
  80         }
  81     }
  82 }
  83
  84
  85
  86 # This procedure sets an overloaded breakpoint.
  87 # When I ask for such a breakpoint, gdb gives me a menu of 'cancel' 'all'
  88 # and a bunch of choices.  I then choose from that menu by number.
  89
  90 proc set_bp_overloaded {name expectedmenu mychoice bpnumber linenumber} {
  91     global gdb_prompt hex srcfile
  92
  93     # Get into the overload menu.
  94     send_gdb "break $name\n"
  95     gdb_expect {
  96         -re "$expectedmenu" {
  97             pass "bp menu for $name choice $mychoice"
  98
  99             # Choose my choice.
 100             send_gdb "$mychoice\n"
 101             gdb_expect {
 102                 -re "Breakpoint $bpnumber at $hex: file.*$srcfile, line $linenumber.\r\n$gdb_prompt $" {
 103                     pass "set bp $bpnumber on $name $mychoice line $linenumber"
 104                 }
 105                 -re ".*$gdb_prompt $" {
 106                     fail "set bp $bpnumber on $name $mychoice line $linenumber (bad bp)"
 107                 }
 108                 timeout {
 109                     fail "set bp $bpnumber on $name $mychoice line $linenumber (timeout)"
 110                     take_gdb_out_of_choice_menu
 111                 }
 112             }
 113         }
 114         -re ".*\r\n> " {
 115             fail "bp menu for $name choice $mychoice (bad menu)"
 116             take_gdb_out_of_choice_menu
 117         }
 118         -re ".*$gdb_prompt $" {
 119             fail "bp menu for $name choice $mychoice (no menu)"
 120         }
 121         timeout {
 122             fail "bp menu for $name choice $mychoice (timeout)"
 123             take_gdb_out_of_choice_menu
 124         }
 125     }
 126 }
 127
 128 # This is the expected menu for overload1arg.
 129 # Note the arg type variations on lines 6 and 13.
 130 # This accommodates different versions of g++.
 131
 132 set menu_overload1arg "\\\[0\\\] cancel\r\n\\\[1\\\] all\r\n\\\[2\\\] foo::overload1arg\\(double\\) at.*$srcfile:121\r\n\\\[3\\\] foo::overload1arg\\(float\\) at.*$srcfile:120\r\n\\\[4\\\] foo::overload1arg\\(unsigned long\\) at.*$srcfile:119\r\n\\\[5\\\] foo::overload1arg\\(long\\) at.*$srcfile:118\r\n\\\[6\\\] foo::overload1arg\\((unsigned int|unsigned)\\) at.*$srcfile:117\r\n\\\[7\\\] foo::overload1arg\\(int\\) at.*$srcfile:116\r\n\\\[8\\\] foo::overload1arg\\(unsigned short\\) at.*$srcfile:115\r\n\\\[9\\\] foo::overload1arg\\(short\\) at.*$srcfile:114\r\n\\\[10\\\] foo::overload1arg\\(unsigned char\\) at.*$srcfile:113\r\n\\\[11\\\] foo::overload1arg\\(signed char\\) at.*$srcfile:112\r\n\\\[12\\\] foo::overload1arg\\(char\\) at.*$srcfile:111\r\n\\\[13\\\] foo::overload1arg\\((void|)\\) at.*$srcfile:110\r\n> $"
 133
 134
 135
 136 # Set breakpoints on foo::overload1arg, one by one.
 137
 138 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg" 12    2 111
 139 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg" 11    3 112
 140 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg" 10    4 113
 141 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  9    5 114
 142 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  8    6 115
 143 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  7    7 116
 144 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  6    8 117
 145 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  5    9 118
 146 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  4   10 119
 147 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  3   11 120
 148 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  2   12 121
 149 set_bp_overloaded "foo::overload1arg" "$menu_overload1arg" 13   13 110
 150
 151
 152
 153 # Verify the breakpoints.
 154
 155 gdb_test "info break" \
 156     "Num Type\[\t \]+Disp Enb Address\[\t \]+What.*
 157 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in main at.*$srcfile:49\r
 158 \[\t \]+breakpoint already hit 1 time\r
 159 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(char\\) at.*$srcfile:111\r
 160 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(signed char\\) at.*$srcfile:112\r
 161 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned char\\) at.*$srcfile:113\r
 162 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(short\\) at.*$srcfile:114\r
 163 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned short\\) at.*$srcfile:115\r
 164 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(int\\) at.*$srcfile:116\r
 165 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned|unsigned int)\\) at.*$srcfile:117\r
 166 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(long\\) at.*$srcfile:118\r
 167 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned long\\) at.*$srcfile:119\r
 168 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(float\\) at.*$srcfile:120\r
 169 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(double\\) at.*$srcfile:121\r
 170 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((void|)\\) at.*$srcfile:110" \
 171     "breakpoint info (after setting one-by-one)"
 172
 173
 174
 175 # Test choice "cancel".
 176 # This is copy-and-paste from set_bp_overloaded.
 177
 178 send_gdb "break foo::overload1arg\n"
 179 gdb_expect {
 180     -re "$menu_overload1arg" {
 181         pass "bp menu for foo::overload1arg choice cancel"
 182         # Choose cancel.
 183         send_gdb "0\n"
 184         gdb_expect {
 185             -re "canceled\r\n$gdb_prompt $" {
 186                 pass "set bp on overload1arg canceled"
 187             }
 188             -re "cancelled\r\n$gdb_prompt $" {
 189                 pass "set bp on overload1arg canceled"
 190             }
 191             -re ".*$gdb_prompt $" {
 192                 fail "set bp on overload1arg canceled (bad message)"
 193             }
 194             timeout {
 195                 fail "set bp on overload1arg canceled (timeout)"
 196                 take_gdb_out_of_choice_menu
 197             }
 198         }
 199     }
 200     -re ".*\r\n> " {
 201         fail "bp menu for foo::overload1arg choice cancel (bad menu)"
 202         take_gdb_out_of_choice_menu
 203     }
 204     -re ".*$gdb_prompt $" {
 205         fail "bp menu for foo::overload1arg choice cancel (no menu)"
 206     }
 207     timeout {
 208         fail "bp menu for foo::overload1arg choice cancel (timeout)"
 209         take_gdb_out_of_choice_menu
 210     }
 211 }
 212
 213 gdb_test "info break" \
 214     "Num Type\[\t \]+Disp Enb Address\[\t \]+What.*
 215 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in main at.*$srcfile:49\r
 216 \[\t \]+breakpoint already hit 1 time\r
 217 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(char\\) at.*$srcfile:111\r
 218 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(signed char\\) at.*$srcfile:112\r
 219 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned char\\) at.*$srcfile:113\r
 220 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(short\\) at.*$srcfile:114\r
 221 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned short\\) at.*$srcfile:115\r
 222 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(int\\) at.*$srcfile:116\r
 223 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned|unsigned int)\\) at.*$srcfile:117\r
 224 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(long\\) at.*$srcfile:118\r
 225 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned long\\) at.*$srcfile:119\r
 226 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(float\\) at.*$srcfile:120\r
 227 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(double\\) at.*$srcfile:121\r
 228 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((void|)\\) at.*$srcfile:110" \
 229     "breakpoint info (after cancel)"
 230
 231
 232
 233 # Delete these breakpoints.
 234
 235 send_gdb "delete breakpoints\n"
 236 gdb_expect {
 237     -re "Delete all breakpoints.* $" {
 238         send_gdb "y\n"
 239         gdb_expect {
 240             -re ".*$gdb_prompt $" {
 241                 pass "delete all breakpoints"
 242             }
 243             timeout {
 244                 fail "delete all breakpoints (timeout)"
 245             }
 246         }
 247     }
 248     timeout {
 249         fail "delete all breakpoints (timeout)"
 250     }
 251 }
 252
 253 gdb_test "info breakpoints" "No breakpoints or watchpoints." "breakpoint info (after delete)"
 254
 255
 256
 257 # Test choice "all".
 258 # This is copy-and-paste from set_bp_overloaded.
 259
 260 send_gdb "break foo::overload1arg\n"
 261 gdb_expect {
 262     -re "$menu_overload1arg" {
 263         pass "bp menu for foo::overload1arg choice all"
 264         # Choose all.
 265         send_gdb "1\n"
 266         gdb_expect {
 267             -re "Breakpoint $decimal at $hex: file.*$srcfile, line 121.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 120.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 119.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 118.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 117.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 116.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 115.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 114.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 113.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 112.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 111.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 110.\r\nwarning: Multiple breakpoints were set.\r\nUse the .delete. command to delete unwanted breakpoints.\r\n$gdb_prompt $" {
 268                 pass "set bp on overload1arg all"
 269             }
 270             -re ".*$gdb_prompt $" {
 271                 fail "set bp on overload1arg all (bad message)"
 272             }
 273             timeout {
 274                 fail "set bp on overload1arg all (timeout)"
 275                 take_gdb_out_of_choice_menu
 276             }
 277         }
 278     }
 279     -re ".*\r\n> " {
 280         fail "bp menu for foo::overload1arg choice all (bad menu)"
 281         take_gdb_out_of_choice_menu
 282     }
 283     -re ".*$gdb_prompt $" {
 284         fail "bp menu for foo::overload1arg choice all (no menu)"
 285     }
 286     timeout {
 287         fail "bp menu for foo::overload1arg choice all (timeout)"
 288         take_gdb_out_of_choice_menu
 289     }
 290 }
 291
 292 gdb_test "info break" \
 293     "Num Type\[\t \]+Disp Enb Address\[\t \]+What.*
 294 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(double\\) at.*$srcfile:121\r
 295 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(float\\) at.*$srcfile:120\r
 296 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned long\\) at.*$srcfile:119\r
 297 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(long\\) at.*$srcfile:118\r
 298 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned|unsigned int)\\) at.*$srcfile:117\r
 299 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(int\\) at.*$srcfile:116\r
 300 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned short\\) at.*$srcfile:115\r
 301 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(short\\) at.*$srcfile:114\r
 302 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned char\\) at.*$srcfile:113\r
 303 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(signed char\\) at.*$srcfile:112\r
 304 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(char\\) at.*$srcfile:111\r
 305 \[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((void|)\\) at.*$srcfile:110" \
 306     "breakpoint info (after setting on all)"
 307
 308
 309
 310 # Run through each breakpoint.
 311
 312 # NOTE: carlton/2003-02-03: I'm seeing failures on some of the tests,
 313 # with the wrong arg being printed out.  Michael Chastain sees
 314 # failures at times, too, albeit fewer than I do.
 315
 316 proc continue_to_bp_overloaded {might_kfail bpnumber argtype actuals} {
 317     global gdb_prompt hex decimal srcfile
 318
 319     send_gdb "continue\n"
 320     gdb_expect {
 321         -re "Continuing.\r\n\r\nBreakpoint ${bpnumber}, (${hex} in )?foo::overload1arg(\\(${argtype}\\))? \\(this=${hex}(, )?${actuals}\\) at.*${srcfile}:${decimal}\r\n${decimal}\[\t \]+int foo::overload1arg \\(${argtype}( arg)?\\).*\r\n.*$gdb_prompt $" {
 322             pass "continue to bp overloaded : ${argtype}"
 323         }
 324         -re "Continuing.\r\n\r\nBreakpoint ${bpnumber}, (${hex} in )?foo::overload1arg(\\(${argtype}\\))? \\(this=${hex}, arg=.*\\) at.*${srcfile}:${decimal}\r\n${decimal}\[\t \]+int foo::overload1arg \\(${argtype}( arg)?\\).*\r\n.*$gdb_prompt $" {
 325             if $might_kfail {
 326                 kfail "gdb/1025" "continue to bp overloaded : ${argtype}"
 327             } else {
 328                 fail "continue to bp overloaded : ${argtype}"
 329             }
 330         }
 331         -re ".*$gdb_prompt $" {
 332             fail "continue to bp overloaded : ${argtype}"
 333         }
 334         timeout {
 335             fail "continue to bp overloaded : ${argtype} (timeout)"
 336         }
 337     }
 338 }
 339
 340 continue_to_bp_overloaded 0 25 "(void|)" ""
 341 continue_to_bp_overloaded 1 24 "char" "arg=2 \\'\\\\002\\'"
 342 continue_to_bp_overloaded 1 23 "signed char" "arg=3 \\'\\\\003\\'"
 343 continue_to_bp_overloaded 1 22 "unsigned char" "arg=4 \\'\\\\004\\'"
 344 continue_to_bp_overloaded 1 21 "short" "arg=5"
 345 continue_to_bp_overloaded 1 20 "unsigned short" "arg=6"
 346 continue_to_bp_overloaded 0 19 "int" "arg=7"
 347 continue_to_bp_overloaded 0 18 "(unsigned|unsigned int)" "arg=8"
 348 continue_to_bp_overloaded 0 17 "long" "arg=9"
 349 continue_to_bp_overloaded 0 16 "unsigned long" "arg=10"
 350 continue_to_bp_overloaded 0 15 "float" "arg=100"
 351 continue_to_bp_overloaded 1 14 "double" "arg=200"
 352
 353
 354
 355 # That's all, folks.
 356
 357 gdb_continue_to_end "finish program"