| 1 |
24 |
jeremybenn |
# Tests for anonymous union support.
|
| 2 |
|
|
# Copyright 1998, 1999, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
|
| 3 |
|
|
|
| 4 |
|
|
# This program is free software; you can redistribute it and/or modify
|
| 5 |
|
|
# it under the terms of the GNU General Public License as published by
|
| 6 |
|
|
# the Free Software Foundation; either version 3 of the License, or
|
| 7 |
|
|
# (at your option) any later version.
|
| 8 |
|
|
#
|
| 9 |
|
|
# This program is distributed in the hope that it will be useful,
|
| 10 |
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 11 |
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 12 |
|
|
# GNU General Public License for more details.
|
| 13 |
|
|
#
|
| 14 |
|
|
# You should have received a copy of the GNU General Public License
|
| 15 |
|
|
# along with this program. If not, see .
|
| 16 |
|
|
|
| 17 |
|
|
# Written by Satish Pai 1997-08-19
|
| 18 |
|
|
|
| 19 |
|
|
# This file is part of the gdb testsuite
|
| 20 |
|
|
|
| 21 |
|
|
if $tracelevel then {
|
| 22 |
|
|
strace $tracelevel
|
| 23 |
|
|
}
|
| 24 |
|
|
|
| 25 |
|
|
#
|
| 26 |
|
|
# test running programs
|
| 27 |
|
|
#
|
| 28 |
|
|
|
| 29 |
|
|
set prms_id 0
|
| 30 |
|
|
set bug_id 0
|
| 31 |
|
|
|
| 32 |
|
|
if { [skip_cplus_tests] } { continue }
|
| 33 |
|
|
|
| 34 |
|
|
set testfile "anon-union"
|
| 35 |
|
|
set srcfile ${testfile}.cc
|
| 36 |
|
|
set binfile ${objdir}/${subdir}/${testfile}
|
| 37 |
|
|
|
| 38 |
|
|
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
|
| 39 |
|
|
perror "Testcase compile failed" 0
|
| 40 |
|
|
continue
|
| 41 |
|
|
}
|
| 42 |
|
|
|
| 43 |
|
|
# Start with a fresh gdb
|
| 44 |
|
|
gdb_exit
|
| 45 |
|
|
gdb_start
|
| 46 |
|
|
gdb_reinitialize_dir $srcdir/$subdir
|
| 47 |
|
|
gdb_load ${binfile}
|
| 48 |
|
|
|
| 49 |
|
|
|
| 50 |
|
|
if ![runto_main] then {
|
| 51 |
|
|
perror "couldn't run to breakpoint"
|
| 52 |
|
|
continue
|
| 53 |
|
|
}
|
| 54 |
|
|
|
| 55 |
|
|
send_gdb "set width 0\n"
|
| 56 |
|
|
gdb_expect -re "$gdb_prompt $"
|
| 57 |
|
|
|
| 58 |
|
|
#send_gdb "ptype foo\n"
|
| 59 |
|
|
#gdb_expect {
|
| 60 |
|
|
# -re "\r\n$gdb_prompt $" {
|
| 61 |
|
|
# pass "ptype foo"
|
| 62 |
|
|
# }
|
| 63 |
|
|
# -re ".*$gdb_prompt $" { fail "ptype foo" }
|
| 64 |
|
|
# timeout { fail "(timeout) ptype foo" }
|
| 65 |
|
|
#}
|
| 66 |
|
|
|
| 67 |
|
|
#send_gdb "ptype bar\n"
|
| 68 |
|
|
#gdb_expect {
|
| 69 |
|
|
# -re "\r\n$gdb_prompt $" {
|
| 70 |
|
|
# pass "ptype foo"
|
| 71 |
|
|
# }
|
| 72 |
|
|
# -re ".*$gdb_prompt $" { fail "ptype foo" }
|
| 73 |
|
|
# timeout { fail "(timeout) ptype foo" }
|
| 74 |
|
|
#}
|
| 75 |
|
|
|
| 76 |
|
|
# NOTE: Add -- ptype foo.x, etc. when things are working
|
| 77 |
|
|
|
| 78 |
|
|
#Initialize foo
|
| 79 |
|
|
send_gdb "next\n"
|
| 80 |
|
|
gdb_expect {
|
| 81 |
|
|
-re "40\[ \t\]*foo.paper = 33;\r\n$gdb_prompt $" {
|
| 82 |
|
|
pass "next 1"
|
| 83 |
|
|
}
|
| 84 |
|
|
-re ".*$gdb_prompt $" { fail "next 1" }
|
| 85 |
|
|
timeout { fail "(timeout) next 1" }
|
| 86 |
|
|
}
|
| 87 |
|
|
|
| 88 |
|
|
# Print out the big anon union.
|
| 89 |
|
|
send_gdb "print foo\n"
|
| 90 |
|
|
gdb_expect {
|
| 91 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 0, x = \{rock = 0, rock2 = 0\}, \{qux = 0, mux = 0\}, boulder = 0\}, \{paper = 0, cloth = 0\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 92 |
|
|
pass "print foo 1"
|
| 93 |
|
|
}
|
| 94 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 1" }
|
| 95 |
|
|
timeout { fail "(timeout) print foo 1" }
|
| 96 |
|
|
}
|
| 97 |
|
|
|
| 98 |
|
|
# Step over assignment to member
|
| 99 |
|
|
|
| 100 |
|
|
send_gdb "next\n"
|
| 101 |
|
|
gdb_expect {
|
| 102 |
|
|
-re "41\[ \t\]*foo.pebble = 44;\r\n$gdb_prompt $" {
|
| 103 |
|
|
pass "next 1"
|
| 104 |
|
|
}
|
| 105 |
|
|
-re ".*$gdb_prompt $" { fail "next 1" }
|
| 106 |
|
|
timeout { fail "(timeout) next 1" }
|
| 107 |
|
|
}
|
| 108 |
|
|
|
| 109 |
|
|
# Now print out anon union again
|
| 110 |
|
|
send_gdb "print foo\n"
|
| 111 |
|
|
gdb_expect {
|
| 112 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 0, x = \{rock = 0, rock2 = 0\}, \{qux = 0, mux = 0\}, boulder = 0\}, \{paper = 33, cloth = 33\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 113 |
|
|
pass "print foo 2"
|
| 114 |
|
|
}
|
| 115 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 2" }
|
| 116 |
|
|
timeout { fail "(timeout) print foo 2" }
|
| 117 |
|
|
}
|
| 118 |
|
|
|
| 119 |
|
|
# Modify the member just set
|
| 120 |
|
|
send_gdb "set var foo.cloth = 35\n"
|
| 121 |
|
|
gdb_expect {
|
| 122 |
|
|
-re "\r\n$gdb_prompt $" {
|
| 123 |
|
|
pass "set var foo.cloth"
|
| 124 |
|
|
}
|
| 125 |
|
|
timeout { fail "(timeout) set var foo.cloth" }
|
| 126 |
|
|
}
|
| 127 |
|
|
|
| 128 |
|
|
# Now print out anon union again to see if the right member was set
|
| 129 |
|
|
send_gdb "print foo\n"
|
| 130 |
|
|
gdb_expect {
|
| 131 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 0, x = \{rock = 0, rock2 = 0\}, \{qux = 0, mux = 0\}, boulder = 0\}, \{paper = 35, cloth = 35\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 132 |
|
|
pass "print foo 3"
|
| 133 |
|
|
}
|
| 134 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 3" }
|
| 135 |
|
|
timeout { fail "(timeout) print foo 3" }
|
| 136 |
|
|
}
|
| 137 |
|
|
|
| 138 |
|
|
|
| 139 |
|
|
# Step over next assignment to member
|
| 140 |
|
|
|
| 141 |
|
|
send_gdb "next\n"
|
| 142 |
|
|
gdb_expect {
|
| 143 |
|
|
-re "42\[ \t\]*foo.mux = 55;\r\n$gdb_prompt $" {
|
| 144 |
|
|
pass "next 2"
|
| 145 |
|
|
}
|
| 146 |
|
|
-re ".*$gdb_prompt $" { fail "next 2" }
|
| 147 |
|
|
timeout { fail "(timeout) next 2" }
|
| 148 |
|
|
}
|
| 149 |
|
|
|
| 150 |
|
|
# Now print out anon union again
|
| 151 |
|
|
send_gdb "print foo\n"
|
| 152 |
|
|
gdb_expect {
|
| 153 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 44, x = \{rock = 44, rock2 = 0\}, \{qux = 44, mux = 44\}, boulder = 44\}, \{paper = 35, cloth = 35\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 154 |
|
|
pass "print foo 4"
|
| 155 |
|
|
}
|
| 156 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 4" }
|
| 157 |
|
|
timeout { fail "(timeout) print foo 4" }
|
| 158 |
|
|
}
|
| 159 |
|
|
|
| 160 |
|
|
# Modify the member just set
|
| 161 |
|
|
send_gdb "set var foo.pebble = 45\n"
|
| 162 |
|
|
gdb_expect {
|
| 163 |
|
|
-re "\r\n$gdb_prompt $" {
|
| 164 |
|
|
pass "set var foo.pebble"
|
| 165 |
|
|
}
|
| 166 |
|
|
timeout { fail "(timeout) set var foo.pebble" }
|
| 167 |
|
|
}
|
| 168 |
|
|
|
| 169 |
|
|
# Now print out anon union again to see if the right member was set
|
| 170 |
|
|
send_gdb "print foo\n"
|
| 171 |
|
|
gdb_expect {
|
| 172 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 45, x = \{rock = 45, rock2 = 0\}, \{qux = 45, mux = 45\}, boulder = 45\}, \{paper = 35, cloth = 35\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 173 |
|
|
pass "print foo 5"
|
| 174 |
|
|
}
|
| 175 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 5" }
|
| 176 |
|
|
timeout { fail "(timeout) print foo 5" }
|
| 177 |
|
|
}
|
| 178 |
|
|
|
| 179 |
|
|
# Modify another member at a different level
|
| 180 |
|
|
send_gdb "set var foo.qux = 46\n"
|
| 181 |
|
|
gdb_expect {
|
| 182 |
|
|
-re "\r\n$gdb_prompt $" {
|
| 183 |
|
|
pass "set var foo.qux"
|
| 184 |
|
|
}
|
| 185 |
|
|
timeout { fail "(timeout) set var foo.qux" }
|
| 186 |
|
|
}
|
| 187 |
|
|
|
| 188 |
|
|
# Now print out anon union again to see if the right member was set
|
| 189 |
|
|
send_gdb "print foo\n"
|
| 190 |
|
|
gdb_expect {
|
| 191 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 46, x = \{rock = 46, rock2 = 0\}, \{qux = 46, mux = 46\}, boulder = 46\}, \{paper = 35, cloth = 35\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 192 |
|
|
pass "print foo 6"
|
| 193 |
|
|
}
|
| 194 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 6" }
|
| 195 |
|
|
timeout { fail "(timeout) print foo 6" }
|
| 196 |
|
|
}
|
| 197 |
|
|
|
| 198 |
|
|
# Modify the member at another level, but not the first one in the union
|
| 199 |
|
|
send_gdb "set var foo.mux = 47\n"
|
| 200 |
|
|
gdb_expect {
|
| 201 |
|
|
-re "\r\n$gdb_prompt $" {
|
| 202 |
|
|
pass "set var foo.mux"
|
| 203 |
|
|
}
|
| 204 |
|
|
timeout { fail "(timeout) set var foo.mux" }
|
| 205 |
|
|
}
|
| 206 |
|
|
|
| 207 |
|
|
# Now print out anon union again to see if things worked
|
| 208 |
|
|
send_gdb "print foo\n"
|
| 209 |
|
|
gdb_expect {
|
| 210 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 47, x = \{rock = 47, rock2 = 0\}, \{qux = 47, mux = 47\}, boulder = 47\}, \{paper = 35, cloth = 35\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 211 |
|
|
pass "print foo 7"
|
| 212 |
|
|
}
|
| 213 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 7" }
|
| 214 |
|
|
timeout { fail "(timeout) print foo 7" }
|
| 215 |
|
|
}
|
| 216 |
|
|
|
| 217 |
|
|
# Modify a member of a struct in an anon union
|
| 218 |
|
|
send_gdb "set var foo.x.rock = 48\n"
|
| 219 |
|
|
gdb_expect {
|
| 220 |
|
|
-re "\r\n$gdb_prompt $" {
|
| 221 |
|
|
pass "set var foo.x.rock"
|
| 222 |
|
|
}
|
| 223 |
|
|
timeout { fail "(timeout) set var foo.x.rock" }
|
| 224 |
|
|
}
|
| 225 |
|
|
|
| 226 |
|
|
# Now print out anon union again to see if things worked
|
| 227 |
|
|
send_gdb "print foo\n"
|
| 228 |
|
|
gdb_expect {
|
| 229 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 48, x = \{rock = 48, rock2 = 0\}, \{qux = 48, mux = 48\}, boulder = 48\}, \{paper = 35, cloth = 35\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 230 |
|
|
pass "print foo 8"
|
| 231 |
|
|
}
|
| 232 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 8" }
|
| 233 |
|
|
timeout { fail "(timeout) print foo 8" }
|
| 234 |
|
|
}
|
| 235 |
|
|
|
| 236 |
|
|
# Modify a member of a struct in an anon union, but something
|
| 237 |
|
|
# that doesn't alias to some other union member
|
| 238 |
|
|
send_gdb "set var foo.x.rock2 = 49\n"
|
| 239 |
|
|
gdb_expect {
|
| 240 |
|
|
-re "\r\n$gdb_prompt $" {
|
| 241 |
|
|
pass "set var foo.x.rock2"
|
| 242 |
|
|
}
|
| 243 |
|
|
timeout { fail "(timeout) set var foo.x.rock2" }
|
| 244 |
|
|
}
|
| 245 |
|
|
|
| 246 |
|
|
# Now print out anon union again to see if things worked
|
| 247 |
|
|
send_gdb "print foo\n"
|
| 248 |
|
|
gdb_expect {
|
| 249 |
|
|
-re "\\$\[0-9\]* = \{num1 = \{zero = 0, one = 0\}, \{pebble = 48, x = \{rock = 48, rock2 = 49\}, \{qux = 48, mux = 48\}, boulder = 48\}, \{paper = 35, cloth = 35\}, num2 = \{two = 0, three = 0\}\}\r\n$gdb_prompt $" {
|
| 250 |
|
|
pass "print foo 9"
|
| 251 |
|
|
}
|
| 252 |
|
|
-re ".*$gdb_prompt $" { fail "print foo 9" }
|
| 253 |
|
|
timeout { fail "(timeout) print foo 9" }
|
| 254 |
|
|
}
|
| 255 |
|
|
|
| 256 |
|
|
|
| 257 |
|
|
# Step over next four assignments
|
| 258 |
|
|
send_gdb "next 4\n"
|
| 259 |
|
|
gdb_expect {
|
| 260 |
|
|
-re "53\[ \t\]*w = 45;\r\n$gdb_prompt $" {
|
| 261 |
|
|
pass "next 3"
|
| 262 |
|
|
}
|
| 263 |
|
|
-re ".*$gdb_prompt $" { fail "next 3" }
|
| 264 |
|
|
timeout { fail "(timeout) next 3" }
|
| 265 |
|
|
}
|
| 266 |
|
|
|
| 267 |
|
|
# Tests for anon unions that are not members of a class or struct
|
| 268 |
|
|
|
| 269 |
|
|
send_gdb "print w\n"
|
| 270 |
|
|
gdb_expect {
|
| 271 |
|
|
-re "\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
|
| 272 |
|
|
pass "print w 1"
|
| 273 |
|
|
}
|
| 274 |
|
|
-re ".*$gdb_prompt $" { fail "print w 1" }
|
| 275 |
|
|
timeout { fail "(timeout) print w 1" }
|
| 276 |
|
|
}
|
| 277 |
|
|
|
| 278 |
|
|
send_gdb "print z\n"
|
| 279 |
|
|
gdb_expect {
|
| 280 |
|
|
-re "\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
|
| 281 |
|
|
pass "print z 1"
|
| 282 |
|
|
}
|
| 283 |
|
|
-re ".*$gdb_prompt $" { fail "print z 1" }
|
| 284 |
|
|
timeout { fail "(timeout) print z 1" }
|
| 285 |
|
|
}
|
| 286 |
|
|
|
| 287 |
|
|
# Step over next assignment to w
|
| 288 |
|
|
send_gdb "next\n"
|
| 289 |
|
|
gdb_expect {
|
| 290 |
|
|
-re "55\[ \t\]*int j = 0;\r\n$gdb_prompt $" {
|
| 291 |
|
|
pass "next 4"
|
| 292 |
|
|
}
|
| 293 |
|
|
-re ".*$gdb_prompt $" { fail "next 4" }
|
| 294 |
|
|
timeout { fail "(timeout) next 4" }
|
| 295 |
|
|
}
|
| 296 |
|
|
|
| 297 |
|
|
# See if the change in value is noticed
|
| 298 |
|
|
send_gdb "print w\n"
|
| 299 |
|
|
gdb_expect {
|
| 300 |
|
|
-re "\\$\[0-9\]* = 45\r\n$gdb_prompt $" {
|
| 301 |
|
|
pass "print w 2"
|
| 302 |
|
|
}
|
| 303 |
|
|
-re ".*$gdb_prompt $" { fail "print w 2" }
|
| 304 |
|
|
timeout { fail "(timeout) print w 2" }
|
| 305 |
|
|
}
|
| 306 |
|
|
|
| 307 |
|
|
# See if z shows the same value
|
| 308 |
|
|
send_gdb "print z\n"
|
| 309 |
|
|
gdb_expect {
|
| 310 |
|
|
-re "\\$\[0-9\]* = 45\r\n$gdb_prompt $" {
|
| 311 |
|
|
pass "print z 2"
|
| 312 |
|
|
}
|
| 313 |
|
|
-re ".*$gdb_prompt $" { fail "print z 2" }
|
| 314 |
|
|
timeout { fail "(timeout) print z 2" }
|
| 315 |
|
|
}
|
| 316 |
|
|
|
| 317 |
|
|
# Set the anon union member
|
| 318 |
|
|
send_gdb "set var z = 27\n"
|
| 319 |
|
|
gdb_expect {
|
| 320 |
|
|
-re "\r\n$gdb_prompt $" {
|
| 321 |
|
|
pass "set var z"
|
| 322 |
|
|
}
|
| 323 |
|
|
timeout { fail "(timeout) set var z" }
|
| 324 |
|
|
}
|
| 325 |
|
|
|
| 326 |
|
|
# See if the change in value is noticed
|
| 327 |
|
|
send_gdb "print w\n"
|
| 328 |
|
|
gdb_expect {
|
| 329 |
|
|
-re "\\$\[0-9\]* = 27\r\n$gdb_prompt $" {
|
| 330 |
|
|
pass "print w 3"
|
| 331 |
|
|
}
|
| 332 |
|
|
-re ".*$gdb_prompt $" { fail "print w 3" }
|
| 333 |
|
|
timeout { fail "(timeout) print w 3" }
|
| 334 |
|
|
}
|
| 335 |
|
|
|
| 336 |
|
|
# See if z shows the same value
|
| 337 |
|
|
send_gdb "print z\n"
|
| 338 |
|
|
gdb_expect {
|
| 339 |
|
|
-re "\\$\[0-9\]* = 27\r\n$gdb_prompt $" {
|
| 340 |
|
|
pass "print z 3"
|
| 341 |
|
|
}
|
| 342 |
|
|
-re ".*$gdb_prompt $" { fail "print z 3" }
|
| 343 |
|
|
timeout { fail "(timeout) print z 3" }
|
| 344 |
|
|
}
|
