gdb/testsuite/gdb.base/macscp.exp

   1 # Test macro scoping.
   2 # Copyright 2002, 2007, 2008, 2009 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 <http://www.gnu.org/licenses/>.
  16
  17 if $tracelevel then {
  18     strace $tracelevel
  19 }
  20
  21 set prms_id 0
  22 set bug_id 0
  23
  24 set srcfile macscp1.c
  25 set testfile "macscp"
  26 set objfile ${objdir}/${subdir}/${testfile}.o
  27 set binfile ${objdir}/${subdir}/${testfile}
  28
  29 set options { debug }
  30
  31 get_compiler_info ${binfile}
  32 if [test_compiler_info gcc*] {
  33     lappend options additional_flags=-g3
  34 }
  35
  36 # Generate the intermediate object file.  This is required by Darwin to
  37 # have access to the .debug_macinfo section.
  38 if  {[gdb_compile "${srcdir}/${subdir}/macscp1.c" "${objfile}" \
  39           object $options] != ""
  40      || [gdb_compile "${objfile}" "${binfile}" executable $options] != "" } {
  41     untested macscp.exp
  42     return -1
  43 }
  44
  45 gdb_exit
  46 gdb_start
  47 gdb_reinitialize_dir $srcdir/$subdir
  48 gdb_load ${binfile}
  49
  50
  51 # Ask GDB to show the current definition of MACRO, and return a list
  52 # describing the result.
  53 #
  54 # The return value has the form {FILE1 FILE2 ... DEF}, which means
  55 # that MACRO has the definition `DEF', and was defined in `FILE1',
  56 # which was included from `FILE2', included from ... .
  57 #
  58 # If GDB says that MACRO has no definition, return the string `undefined'.
  59 #
  60 # If GDB complains that it doesn't have any information about
  61 # preprocessor macro definitions, return the string `no-macro-info'.
  62 #
  63 # If expect times out waiting for GDB, we return the string `timeout'.
  64 #
  65 # If GDB's output doesn't otherwise match what we're expecting, we
  66 # return the empty string.
  67
  68 proc info_macro {macro} {
  69     global gdb_prompt
  70     global decimal
  71
  72     set filepat {macscp[0-9]+\.[ch]}
  73     set definition {}
  74     set location {}
  75
  76     send_gdb "info macro ${macro}\n"
  77
  78     set debug_me 0
  79
  80     if {$debug_me} {exp_internal 1}
  81     gdb_expect {
  82         -re "Defined at \[^\r\n\]*(${filepat}):${decimal}\[\r\n\]" {
  83             # `location' and `definition' should be empty when we see
  84             # this message.
  85             if {[llength $location] == 0 && [llength $definition] == 0} {
  86                 set location $expect_out(1,string)
  87                 exp_continue
  88             } else {
  89                 # Exit this expect loop, with a result indicating failure.
  90                 set definition {}
  91             }
  92         }
  93         -re "The symbol `${macro}' has no definition as a C/C\\+\\+ preprocessor macro\[^\r\n\]*\[\r\n\]" {
  94             # `location' and `definition' should be empty when we see
  95             # this message.
  96             if {[llength $location] == 0 && [llength $definition] == 0} {
  97                 set definition undefined
  98                 exp_continue
  99             } else {
 100                 # Exit this expect loop, with a result indicating failure.
 101                 set definition {}
 102             }
 103         }
 104         -re "^\[\r\n\]*  included at \[^\r\n\]*(${filepat}):${decimal}\[\r\n\]" {
 105             # `location' should *not* be empty when we see this
 106             # message.  It should have recorded at least the initial
 107             # `Defined at ' message (for definitions) or ` at' message
 108             # (for undefined symbols).
 109             if {[llength $location] != 0} {
 110                 lappend location $expect_out(1,string)
 111                 exp_continue
 112             } else {
 113                 # Exit this expect loop, with a result indicating failure.
 114                 set definition {}
 115             }
 116         }
 117         -re "^\[\r\n\]*at \[^\r\n\]*(${filepat}):${decimal}\[\r\n\]" {
 118             # This appears after a `has no definition' message.
 119             # `location' should be empty when we see it.
 120             if {[string compare $definition undefined] == 0 \
 121                     && [llength $location] == 0} {
 122                 set location $expect_out(1,string)
 123                 exp_continue
 124             } else {
 125                 # Exit this expect loop, with a result indicating failure.
 126                 set definition {}
 127             }
 128         }
 129         -re "#define ${macro} (\[^\r\n\]*)\[\r\n\]" {
 130             # `definition' should be empty when we see this message.
 131             if {[string compare $definition ""] == 0} {
 132                 set definition $expect_out(1,string)
 133                 exp_continue
 134             } else {
 135                 # Exit this expect loop, with a result indicating failure.
 136                 set definition {}
 137             }
 138         }
 139         -re "has no preprocessor macro information.*$gdb_prompt $" {
 140             set definition no-macro-info
 141         }
 142         -re "$gdb_prompt $" {
 143             # Exit the expect loop; let the existing value of `definition'
 144             # indicate failure or success.
 145         }
 146         timeout {
 147             set definition timeout
 148         }
 149     }
 150     if {$debug_me} {exp_internal 0}
 151
 152     switch -exact -- $definition {
 153         no-macro-info { return no-macro-info }
 154         timeout { return timeout }
 155         undefined -
 156         default {
 157             if {[llength $location] >= 1} {
 158                 return [concat $location [list $definition]]
 159             } else {
 160                 return {}
 161             }
 162         }
 163     }
 164 }
 165
 166
 167 # Call info_macro to show the definition of MACRO.  Expect a result of
 168 # EXPECTED.  Use WHERE in pass/fail messages to identify the context.
 169 # Return non-zero if we should abort the entire test file, or zero if
 170 # we can continue.
 171 proc check_macro {macro expected where} {
 172     set func_def [info_macro $macro]
 173     if {[string compare $func_def $expected] == 0} {
 174         pass "info macro $macro $where"
 175     } else {
 176         switch -exact -- $func_def {
 177             no-macro-info {
 178                 xfail "executable includes no macro debugging information"
 179                 return 1
 180             }
 181             timeout {
 182                 fail "info macro $macro $where (timeout)"
 183             }
 184             default {
 185                 fail "info macro $macro $where"
 186             }
 187         }
 188     }
 189     return 0
 190 }
 191
 192
 193 # List the function FUNC, and then show the definition of MACRO,
 194 # expecting the result EXPECTED.
 195 proc list_and_check_macro {func macro expected} {
 196     gdb_test "list $func" ".*${func}.*" "list $func for $macro"
 197     return [check_macro $macro $expected "after `list $func'"]
 198 }
 199
 200
 201 if {[list_and_check_macro main WHERE {macscp1.c {before macscp1_3}}]} {
 202     return 0
 203 }
 204 list_and_check_macro macscp2_2 WHERE {macscp2.h macscp1.c {before macscp2_2}}
 205 list_and_check_macro macscp3_2 WHERE {macscp3.h macscp1.c {before macscp3_2}}
 206
 207
 208 # Although GDB's macro table structures distinguish between multiple
 209 # #inclusions of the same file, GDB's other structures don't.  So the
 210 # `list' command here doesn't reliably select one #inclusion or the
 211 # other, even though it could.  It would be nice to eventually change
 212 # GDB's structures to handle this correctly.
 213 gdb_test "list macscp4_2_from_macscp2" ".*macscp4_2_, MACSCP4_INCLUSION.*"
 214 switch -exact -- [info_macro WHERE] {
 215     {macscp4.h macscp2.h macscp1.c {before macscp4_2_..., from macscp2.h}} {
 216         pass "info macro WHERE after `list macscp_4_2_from_macscp2'"
 217     }
 218     {macscp4.h macscp3.h macscp1.c {before macscp4_2_..., from macscp3.h}} {
 219         setup_kfail *-*-* "gdb/555"
 220         fail "info macro WHERE after `list macscp_4_2_from_macscp2' (gdb/555)"
 221     }
 222     timeout {
 223         fail "info macro WHERE after `list macscp_4_2_from_macscp2' (timeout)"
 224     }
 225     default { fail "info macro WHERE after `list macscp_4_2_from_macscp2'" }
 226 }
 227
 228 gdb_test "list macscp4_2_from_macscp3" ".*macscp4_2_, MACSCP4_INCLUSION.*"
 229 switch -exact -- [info_macro WHERE] {
 230     {macscp4.h macscp3.h macscp1.c {before macscp4_2_..., from macscp3.h}} {
 231         pass "info macro WHERE after `list macscp_4_2_from_macscp3'"
 232     }
 233     {macscp4.h macscp2.h macscp1.c {before macscp4_2_..., from macscp2.h}} {
 234         setup_kfail *-*-* "gdb/555"
 235         fail "info macro WHERE after `list macscp_4_2_from_macscp3' (gdb/555)"
 236     }
 237     timeout {
 238         fail "info macro WHERE after `list macscp_4_2_from_macscp3' (timeout)"
 239     }
 240     default { fail "info macro WHERE after `list macscp_4_2_from_macscp3'" }
 241 }
 242
 243
 244 #### Test the selection of the macro scope by the current frame.
 245
 246 ### A table of functions, in the order they will be reached, which is
 247 ### also the order they appear in the preprocessed output.  Each entry
 248 ### has the form {FUNCNAME WHERE KFAILWHERE}, where:
 249 ### - FUNCNAME is the name of the function,
 250 ### - WHERE is the definition we expect to see for the macro `WHERE', as
 251 ###   returned by `info_macro', and
 252 ### - KFAILWHERE is an alternate definition which should be reported
 253 ###   as a `known failure', due to GDB's inability to distinguish multiple
 254 ###   #inclusions of the same file.
 255 ### KFAILWHERE may be omitted.
 256
 257 set funcs {
 258     {
 259         macscp1_1
 260         {macscp1.c {before macscp1_1}}
 261     }
 262     {
 263         macscp2_1
 264         {macscp2.h macscp1.c {before macscp2_1}}
 265     }
 266     {
 267         macscp4_1_from_macscp2
 268         {macscp4.h macscp2.h macscp1.c {before macscp4_1_..., from macscp2.h}}
 269         {macscp4.h macscp3.h macscp1.c {before macscp4_1_..., from macscp3.h}}
 270     }
 271     {
 272         macscp4_2_from_macscp2
 273         {macscp4.h macscp2.h macscp1.c {before macscp4_2_..., from macscp2.h}}
 274         {macscp4.h macscp3.h macscp1.c {before macscp4_2_..., from macscp3.h}}
 275     }
 276     {
 277         macscp2_2
 278         {macscp2.h macscp1.c {before macscp2_2}}
 279     }
 280     {
 281         macscp1_2
 282         {macscp1.c {before macscp1_2}}
 283     }
 284     {
 285         macscp3_1
 286         {macscp3.h macscp1.c {before macscp3_1}}
 287     }
 288     {
 289         macscp4_1_from_macscp3
 290         {macscp4.h macscp3.h macscp1.c {before macscp4_1_..., from macscp3.h}}
 291         {macscp4.h macscp2.h macscp1.c {before macscp4_1_..., from macscp2.h}}
 292     }
 293     {
 294         macscp4_2_from_macscp3
 295         {macscp4.h macscp3.h macscp1.c {before macscp4_2_..., from macscp3.h}}
 296         {macscp4.h macscp2.h macscp1.c {before macscp4_2_..., from macscp2.h}}
 297     }
 298     {
 299         macscp3_2
 300         {macscp3.h macscp1.c {before macscp3_2}}
 301     }
 302     {
 303         macscp1_3
 304         {macscp1.c {before macscp1_3}}
 305     }
 306 }
 307
 308 proc maybe_kfail { func test_name } {
 309     # We can't get the right scope info when we're stopped in
 310     # the macro4_ functions.
 311     if {[string match macscp4_* $func]} {
 312         kfail gdb/555 "$test_name"
 313     } else {
 314         fail "$test_name"
 315     }
 316 }
 317
 318 # Start the program running.
 319 if {! [runto_main]} {
 320     fail "macro tests suppressed: couldn't run to main"
 321     return 0
 322 }
 323
 324 # Set a breakpoint on each of the functions.
 325 foreach func_entry $funcs {
 326     set func [lindex $func_entry 0]
 327     gdb_test "break $func" "Breakpoint.*"
 328 }
 329
 330 # Run to each of the breakpoints and check the definition (or lack
 331 # thereof) of each macro.
 332 for {set i 0} {$i < [llength $funcs]} {incr i} {
 333     set func_entry [lindex $funcs $i]
 334     set func [lindex $func_entry 0]
 335     set expected [lindex $func_entry 1]
 336     set kfail_expected [lindex $func_entry 2]
 337
 338     # Run to the breakpoint for $func.
 339     gdb_test "continue" "Breakpoint $decimal, $func .*" "continue to $func"
 340
 341     # Check the macro WHERE.
 342     set result [info_macro WHERE]
 343     if {[string compare $result $expected] == 0} {
 344         pass "info macro WHERE stopped in $func"
 345     } elseif {[string compare $result $kfail_expected] == 0} {
 346         setup_kfail *-*-* "gdb/555"
 347         fail "info macro WHERE stopped in $func (gdb/555)"
 348     } elseif {[string compare $result timeout] == 0} {
 349         fail "info macro WHERE stopped in $func (timeout)"
 350     } else {
 351         fail "info macro WHERE stopped in $func"
 352     }
 353
 354     # Check that the BEFORE_<func> macros for all prior functions are
 355     # #defined, and that those for all subsequent functions are not.
 356     for {set j 0} {$j < [llength $funcs]} {incr j} {
 357         if {$j != $i} {
 358             set func_j_entry [lindex $funcs $j]
 359             set func_j [lindex $func_j_entry 0]
 360
 361             set before_macro "BEFORE_[string toupper $func_j]"
 362             set test_name \
 363                     "$before_macro defined/undefined when stopped at $func"
 364             set result [info_macro $before_macro]
 365
 366             if {$j < $i} {
 367                 if {[llength $result] >= 2 && \
 368                         [string compare [lindex $result end] {}] == 0} {
 369                     pass $test_name
 370                 } elseif {[string compare $result timeout] == 0} {
 371                     fail "$test_name (timeout)"
 372                 } else {
 373                     maybe_kfail $func "$test_name"
 374                 }
 375             } elseif {$j > $i} {
 376                 switch -- [lindex $result end] {
 377                     undefined { pass $test_name }
 378                     timeout { fail "$test_name (timeout)" }
 379                     default {
 380                         maybe_kfail $func "$test_name"
 381                     }
 382                 }
 383             }
 384
 385             set until_macro "UNTIL_[string toupper $func_j]"
 386             set test_name \
 387                     "$until_macro defined/undefined when stopped at $func"
 388             set result [info_macro $until_macro]
 389
 390             if {$j <= $i} {
 391                 switch -- [lindex $result end] {
 392                     undefined { pass $test_name }
 393                     timeout { fail "$test_name (timeout)" }
 394                     default {
 395                         maybe_kfail $func "$test_name"
 396                     }
 397                 }
 398             } elseif {$j > $i} {
 399                 if {[llength $result] >= 2 && \
 400                         [string compare [lindex $result end] {}] == 0} {
 401                     pass $test_name
 402                 } elseif {[string compare $result timeout] == 0} {
 403                     fail "$test_name (timeout)"
 404                 } else {
 405                     maybe_kfail $func "$test_name"
 406                 }
 407             }
 408         }
 409     }
 410 }
 411
 412 gdb_test "break [gdb_get_line_number "set breakpoint here"]" \
 413     "Breakpoint.*at.* file .*, line.*" \
 414     "breakpoint macscp_expr"
 415
 416 gdb_test "continue" "foo = 0;.*" "continue to macsp_expr"
 417
 418 gdb_test "print address.addr" \
 419   " = 0" \
 420   "print address.addr"
 421
 422 gdb_test "print MACRO_TO_EXPAND" \
 423     "No symbol \"MACRO_TO_EXPAND\" in current context\." \
 424     "print expression with macro before define."
 425
 426 gdb_test "next" "foo = 1;" "next to definition 1"
 427
 428 gdb_test "print MACRO_TO_EXPAND" \
 429     " = 0" \
 430     "print expression with macro in scope."
 431
 432 gdb_test "macro define MACRO_TO_EXPAND 72" \
 433   "" \
 434   "user macro override"
 435
 436 gdb_test "print MACRO_TO_EXPAND" \
 437   " = 72" \
 438   "choose user macro"
 439
 440 gdb_test "macro undef MACRO_TO_EXPAND" \
 441   "" \
 442   "remove user override"
 443
 444 gdb_test "print MACRO_TO_EXPAND" \
 445     " = 0" \
 446     "print expression with macro after removing override"
 447
 448 gdb_test "next" "foo = 2;" "next to definition 2"
 449
 450 gdb_test "print MACRO_TO_EXPAND" \
 451     "No symbol \"MACRO_TO_EXPAND\" in current context\." \
 452     "print expression with macro after undef."
 453
 454 gdb_test "macro define MACRO_TO_EXPAND 5" \
 455   "" \
 456   "basic macro define"
 457
 458 gdb_test "print MACRO_TO_EXPAND" \
 459   " = 5" \
 460   "expansion of defined macro"
 461
 462 gdb_test "macro list" \
 463   "macro define MACRO_TO_EXPAND 5" \
 464   "basic macro list"
 465
 466 gdb_test "macro define MACRO_TO_EXPAND(x) x" \
 467   "" \
 468   "basic redefine, macro with args"
 469
 470 gdb_test "print MACRO_TO_EXPAND (7)" \
 471   " = 7" \
 472   "expansion of macro with arguments"
 473
 474 gdb_test "macro undef MACRO_TO_EXPAND" \
 475   "" \
 476   "basic macro undef"
 477
 478 gdb_test "print MACRO_TO_EXPAND" \
 479     "No symbol \"MACRO_TO_EXPAND\" in current context\." \
 480     "print expression with macro after user undef."
 481
 482 # Regression test; this used to crash.
 483 gdb_test "macro define" \
 484     "usage: macro define.*" \
 485     "macro define with no arguments"
 486
 487 # Regression test; this used to crash.
 488 gdb_test "macro undef" \
 489     "usage: macro undef.*" \
 490     "macro undef with no arguments"
 491
 492 # Completion tests.
 493
 494 # The macro FIFTY_SEVEN is in scope at this point.
 495 send_gdb "p FIFTY_\t"
 496 gdb_expect  {
 497         -re "^p FIFTY_SEVEN $"\
 498             { send_gdb "\n"
 499               gdb_expect {
 500                       -re "^.* = 57.*$gdb_prompt $"\
 501                                         { pass "complete 'p FIFTY_SEVEN'"}
 502                       -re ".*$gdb_prompt $" { fail "complete 'p FIFTY_SEVEN'"}
 503                       timeout           {fail "(timeout) complete 'p FIFTY_SEVEN'"}
 504                      }
 505             }
 506         -re ".*$gdb_prompt $"       { fail "complete 'p FIFTY_SEVEN'" }
 507         timeout         { fail "(timeout) complete 'p FIFTY_SEVEN' 2" }
 508         }
 509
 510 # The macro TWENTY_THREE is not in scope.
 511 send_gdb "p TWENTY_\t"
 512 gdb_expect  {
 513         -re "^p TWENTY_\\\x07$"\
 514             { send_gdb "\n"
 515               gdb_expect {
 516                       -re "No symbol \"TWENTY_\" in current context\\..*$gdb_prompt $"\
 517                                         { pass "complete 'p TWENTY_'"}
 518                       -re ".*$gdb_prompt $" { fail "complete 'p TWENTY_'"}
 519                       timeout           {fail "(timeout) complete 'p TWENTY_'"}
 520                      }
 521             }
 522         -re ".*$gdb_prompt $"       { fail "complete 'p TWENTY_'" }
 523         timeout         { fail "(timeout) complete 'p TWENTY_' 2" }
 524         }
 525
 526 # The macro FORTY_EIGHT was undefined and thus is not in scope.
 527 send_gdb "p FORTY_\t"
 528 gdb_expect  {
 529         -re "^p FORTY_\\\x07$"\
 530             { send_gdb "\n"
 531               gdb_expect {
 532                       -re "No symbol \"FORTY_\" in current context\\..*$gdb_prompt $"\
 533                                         { pass "complete 'p FORTY_'"}
 534                       -re ".*$gdb_prompt $" { fail "complete 'p FORTY_'"}
 535                       timeout           {fail "(timeout) complete 'p FORTY_'"}
 536                      }
 537             }
 538         -re ".*$gdb_prompt $"       { fail "complete 'p FORTY_'" }
 539         timeout         { fail "(timeout) complete 'p FORTY_' 2" }
 540         }
 541
 542 gdb_test "macro define TWENTY_THREE 25" \
 543   "" \
 544   "defining TWENTY_THREE"
 545
 546 # User-defined macros are always in scope.
 547 send_gdb "p TWENTY_\t"
 548 gdb_expect  {
 549         -re "^p TWENTY_THREE $"\
 550             { send_gdb "\n"
 551               gdb_expect {
 552                       -re "^.* = 25.*$gdb_prompt $"\
 553                                         { pass "complete 'p TWENTY_THREE'"}
 554                       -re ".*$gdb_prompt $" { fail "complete 'p TWENTY_THREE'"}
 555                       timeout           {fail "(timeout) complete 'p TWENTY_THREE'"}
 556                      }
 557             }
 558         -re ".*$gdb_prompt $"       { fail "complete 'p TWENTY_THREE'" }
 559         timeout         { fail "(timeout) complete 'p TWENTY_THREE' 2" }
 560         }
 561
 562 # Splicing tests.
 563
 564 gdb_test "macro expand SPLICE(x, y)" \
 565   "expands to: xy" \
 566   "basic macro splicing"
 567
 568 gdb_test "macro define robotinvasion 2010" \
 569   "" \
 570   "define splice helper"
 571
 572 gdb_test "macro expand SPLICE(robot, invasion)" \
 573   "expands to: *2010" \
 574   "splicing plus expansion"
 575
 576 # Varargs tests.
 577
 578 gdb_test "macro define va_c99(...) varfunc (fixedarg, __VA_ARGS__)" \
 579   "" \
 580   "define first varargs helper"
 581
 582 gdb_test "macro define va2_c99(x, y, ...) varfunc (fixedarg, x, y, __VA_ARGS__)" \
 583   "" \
 584   "define second varargs helper"
 585
 586 gdb_test "macro define va_gnu(args...) varfunc (fixedarg, args)" \
 587   "" \
 588   "define third varargs helper"
 589
 590 gdb_test "macro define va2_gnu(args...) varfunc (fixedarg, ## args)" \
 591   "" \
 592   "define fourth varargs helper"
 593
 594 gdb_test "macro expand va_c99(one, two, three)" \
 595   "expands to: *varfunc \\(fixedarg, *one, two, three\\)" \
 596   "c99 varargs expansion"
 597
 598 gdb_test "macro expand va_c99()" \
 599   "expands to: *varfunc \\(fixedarg, *\\)" \
 600   "c99 varargs expansion without an argument"
 601
 602 gdb_test "macro expand va2_c99(one, two, three, four)" \
 603   "expands to: *varfunc \\(fixedarg, *one, two, three, four\\)" \
 604   "c99 varargs expansion, multiple formal arguments"
 605
 606 gdb_test "macro expand va_gnu(one, two, three, four)" \
 607   "expands to: *varfunc \\(fixedarg, *one, two, three, four\\)" \
 608   "gnu varargs expansion"
 609
 610 gdb_test "macro expand va_gnu()" \
 611   "expands to: *varfunc \\(fixedarg, *\\)" \
 612   "gnu varargs expansion without an argument"
 613
 614 gdb_test "macro expand va2_gnu()" \
 615   "expands to: *varfunc \\(fixedarg\\)" \
 616   "gnu varargs expansion special splicing without an argument"
 617
 618 # Stringification tests.
 619
 620 gdb_test "macro define str(x) #x" \
 621   "" \
 622   "define stringification macro"
 623
 624 gdb_test "macro define maude 5" \
 625   "" \
 626   "define first stringification helper"
 627
 628 gdb_test "macro define xstr(x) str(x)" \
 629   "" \
 630   "define second stringification helper"
 631
 632 gdb_test "print str(5)" \
 633   " = \"5\"" \
 634   "simple stringify"
 635
 636 gdb_test "print str(hi bob)" \
 637   " = \"hi bob\"" \
 638   "stringify with one space"
 639
 640 gdb_test "print str(  hi  bob  )" \
 641   " = \"hi bob\"" \
 642   "stringify with many spaces"
 643
 644 gdb_test "print str(hi \"bob\")" \
 645   " = \"hi \\\\\"bob\\\\\"\"" \
 646   "stringify with quotes"
 647
 648 gdb_test "print str(hi \\bob\\)" \
 649   " = \"hi \\\\\\\\bob\\\\\\\\\"" \
 650   "stringify with backslashes"
 651
 652 gdb_test "print str(maude)" \
 653   " = \"maude\"" \
 654   "stringify without substitution"
 655
 656 gdb_test "print xstr(maude)" \
 657   " = \"5\"" \
 658   "stringify with substitution"
 659
 660 # Regression test for pp-number bug.
 661 gdb_test "macro define si_addr fields.fault.si_addr" \
 662   "" \
 663   "define si_addr macro"
 664 gdb_test "macro expand siginfo.si_addr" \
 665   "expands to: siginfo.fields.fault.si_addr" \
 666   "macro expand siginfo.si_addr"