gdb/testsuite/gdb.trace/collection.exp

   1 # Copyright 1998, 2005, 2007, 2008, 2009, 2010 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 load_lib "trace-support.exp"
  17
  18 if $tracelevel then {
  19         strace $tracelevel
  20 }
  21
  22 set prms_id 0
  23 set bug_id 0
  24
  25 set testfile "collection"
  26 set srcfile ${testfile}.c
  27 set executable $testfile
  28 set binfile $objdir/$subdir/$executable
  29
  30 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  31         executable {debug nowarnings}] != "" } {
  32     untested collection.exp
  33     return -1
  34 }
  35
  36 # Tests:
  37 # 1) $args
  38 # 2) function args by name
  39 # 3) $locs
  40 # 4) function locals by name
  41 # 5) $regs
  42 # 6) registers by name ($sp, $fp?)
  43 # 7) globals by name
  44 # 8) expressions (lots of different kinds: local and global)
  45
  46 set ws "\[\r\n\t \]+"
  47 set cr "\[\r\n\]+"
  48
  49 if [istarget "x86_64-*"] then {
  50     set fpreg "rbp"
  51     set spreg "rsp"
  52     set pcreg "rip"
  53 } elseif [istarget "i?86-*"] then {
  54     set fpreg "ebp"
  55     set spreg "esp"
  56     set pcreg "eip"
  57 } else {
  58     set fpreg "fp"
  59     set spreg "sp"
  60     set pcreg "pc"
  61 }
  62
  63 #
  64 # Utility procs
  65 #
  66
  67 proc test_register { reg test_id } {
  68     global cr
  69     global gdb_prompt
  70
  71     gdb_test_multiple "print /x $reg" "" {
  72         -re "\\$\[0-9\]+ = \[x0\]+$cr$gdb_prompt $" {
  73             fail "collect $test_id: collected $reg (zero)"
  74         }
  75         -re "\\$\[0-9\]+ = \[x0-9a-fA-F\]+$cr$gdb_prompt $" {
  76             pass "collect $test_id: collected $reg"
  77         }
  78         -re "\[Ee\]rror.*$gdb_prompt $" {
  79             fail "collect $test_id: collected $reg (error)"
  80         }
  81     }
  82 }
  83
  84 proc prepare_for_trace_test {} {
  85     global executable
  86
  87     clean_restart $executable
  88
  89     runto_main
  90
  91     gdb_test "break begin" "" ""
  92     gdb_test "break end" "" ""
  93 }
  94
  95 proc run_trace_experiment { msg test_func } {
  96     global gdb_prompt
  97
  98     gdb_test "continue" \
  99         ".*Breakpoint \[0-9\]+, begin .*" \
 100         "collect $msg: advance to begin"
 101
 102     set test "collect $msg: start trace experiment"
 103     gdb_test_multiple "tstart" "$test" {
 104         -re "^tstart\r\n$gdb_prompt $" {
 105             pass "$test"
 106         }
 107     }
 108
 109     gdb_test "continue" \
 110             "Continuing.*Breakpoint \[0-9\]+, end.*" \
 111             "collect $msg: run trace experiment"
 112     gdb_test "tstop" \
 113             "\[\r\n\]+" \
 114             "collect $msg: stop trace experiment"
 115     gdb_test "tfind start" \
 116             "#0  $test_func .*" \
 117             "collect $msg: tfind test frame"
 118 }
 119
 120
 121 #
 122 # Test procs
 123 #
 124
 125 proc gdb_collect_args_test { myargs msg } {
 126     global cr
 127     global gdb_prompt
 128
 129     prepare_for_trace_test
 130
 131     gdb_test "trace args_test_func" \
 132             "Tracepoint \[0-9\]+ at .*" \
 133             "collect $msg: set tracepoint"
 134     gdb_trace_setactions "collect $msg: define actions" \
 135             "" \
 136             "collect $myargs" "^$"
 137
 138     # Begin the test.
 139     run_trace_experiment $msg args_test_func
 140
 141     gdb_test "print argc" \
 142             "\\$\[0-9\]+ = 1 '.001'$cr" \
 143             "collect $msg: collected arg char"
 144     gdb_test "print argi" \
 145             "\\$\[0-9\]+ = 2$cr" \
 146             "collect $msg: collected arg int"
 147     gdb_test "print argf" \
 148             "\\$\[0-9\]+ = 3.\[23\]\[0-9\]*$cr" \
 149             "collect $msg: collected arg float"
 150     gdb_test "print argd" \
 151             "\\$\[0-9\]+ = 4.\[34\]\[0-9\]*$cr" \
 152             "collect $msg: collected arg double"
 153
 154     # struct arg as one of several args (near end of list)
 155     gdb_test "print argstruct.memberc" \
 156             "\\$\[0-9\]+ = 101 'e'$cr" \
 157             "collect $msg: collected arg struct member char"
 158     gdb_test "print argstruct.memberi" \
 159             "\\$\[0-9\]+ = 102$cr" \
 160             "collect $msg: collected arg struct member int"
 161     gdb_test "print argstruct.memberf" \
 162             "\\$\[0-9\]+ = 103.\[23\]\[0-9\]*$cr" \
 163             "collect $msg: collected arg struct member float"
 164     gdb_test "print argstruct.memberd" \
 165             "\\$\[0-9\]+ = 104.\[34\]\[0-9\]*$cr" \
 166             "collect $msg: collected arg struct member double"
 167
 168     # array arg as one of several args (near end of list)
 169     gdb_test "print argarray\[0\]" \
 170             "\\$\[0-9\]+ = 111$cr" \
 171             "collect $msg: collected argarray #0"
 172     gdb_test "print argarray\[1\]" \
 173             "\\$\[0-9\]+ = 112$cr" \
 174             "collect $msg: collected argarray #1"
 175     gdb_test "print argarray\[2\]" \
 176             "\\$\[0-9\]+ = 113$cr" \
 177             "collect $msg: collected argarray #2"
 178     gdb_test "print argarray\[3\]" \
 179             "\\$\[0-9\]+ = 114$cr" \
 180             "collect $msg: collected argarray #3"
 181
 182     gdb_test "tfind none" \
 183             "#0  end .*" \
 184             "collect $msg: cease trace debugging"
 185 }
 186
 187 proc gdb_collect_argstruct_test { myargs msg } {
 188     global cr
 189     global gdb_prompt
 190
 191     prepare_for_trace_test
 192
 193     gdb_test "trace argstruct_test_func" \
 194             "Tracepoint \[0-9\]+ at .*" \
 195             "collect $msg: set tracepoint"
 196     gdb_trace_setactions "collect $msg: define actions" \
 197             "" \
 198             "collect $myargs" "^$"
 199
 200     # Begin the test.
 201     run_trace_experiment $msg argstruct_test_func
 202
 203     # struct argument as only argument
 204     gdb_test "print argstruct.memberc" \
 205             "\\$\[0-9\]+ = 101 'e'$cr" \
 206             "collect $msg: collected arg struct member char"
 207     gdb_test "print argstruct.memberi" \
 208             "\\$\[0-9\]+ = 102$cr" \
 209             "collect $msg: collected arg struct member int"
 210     gdb_test "print argstruct.memberf" \
 211             "\\$\[0-9\]+ = 103.\[23\]\[0-9\]*$cr" \
 212             "collect $msg: collected arg struct member float"
 213     gdb_test "print argstruct.memberd" \
 214             "\\$\[0-9\]+ = 104.\[34\]\[0-9\]*$cr" \
 215             "collect $msg: collected arg struct member double"
 216
 217     gdb_test "tfind none" \
 218             "#0  end .*" \
 219             "collect $msg: cease trace debugging"
 220 }
 221
 222
 223 proc gdb_collect_argarray_test { myargs msg } {
 224     global cr
 225     global gdb_prompt
 226
 227     prepare_for_trace_test
 228
 229     gdb_test "trace argarray_test_func" \
 230             "Tracepoint \[0-9\]+ at .*" \
 231             "collect $msg: set tracepoint"
 232     gdb_trace_setactions "collect $msg: define actions" \
 233             "" \
 234             "collect $myargs" "^$"
 235
 236     # Begin the test.
 237     run_trace_experiment $msg argarray_test_func
 238
 239     # array arg as only argument
 240     gdb_test "print argarray\[0\]" \
 241             "\\$\[0-9\]+ = 111$cr" \
 242             "collect $msg: collected argarray #0"
 243     gdb_test "print argarray\[1\]" \
 244             "\\$\[0-9\]+ = 112$cr" \
 245             "collect $msg: collected argarray #1"
 246     gdb_test "print argarray\[2\]" \
 247             "\\$\[0-9\]+ = 113$cr" \
 248             "collect $msg: collected argarray #2"
 249     gdb_test "print argarray\[3\]" \
 250             "\\$\[0-9\]+ = 114$cr" \
 251             "collect $msg: collected argarray #3"
 252
 253     gdb_test "tfind none" \
 254             "#0  end .*" \
 255             "collect $msg: cease trace debugging"
 256 }
 257
 258
 259 proc gdb_collect_locals_test { func mylocs msg } {
 260     global cr
 261     global gdb_prompt
 262
 263     prepare_for_trace_test
 264
 265     # Find the comment-identified line for setting this tracepoint.
 266     set testline 0
 267     send_gdb "list $func, +30\n"
 268     gdb_expect {
 269         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 270             set testline $expect_out(1,string)
 271             pass "collect $msg: find tracepoint line"
 272         }
 273         -re ".*$gdb_prompt " {
 274             fail "collect $msg: find tracepoint line (skipping locals test)"
 275             return
 276         }
 277         timeout {
 278             fail "collect $msg: find tracepoint line (skipping locals test)"
 279             return
 280         }
 281     }
 282
 283     gdb_test "trace $testline" \
 284             "Tracepoint \[0-9\]+ at .*" \
 285             "collect $msg: set tracepoint"
 286     gdb_trace_setactions "collect $msg: define actions" \
 287             "" \
 288             "collect $mylocs" "^$"
 289
 290     # Begin the test.
 291     run_trace_experiment $msg $func
 292
 293     gdb_test "print locc" \
 294         "\\$\[0-9\]+ = 11 '.\[a-z0-7\]+'$cr" \
 295             "collect $msg: collected local char"
 296     gdb_test "print loci" \
 297             "\\$\[0-9\]+ = 12$cr" \
 298             "collect $msg: collected local int"
 299     gdb_test "print locf" \
 300             "\\$\[0-9\]+ = 13.\[23\]\[0-9\]*$cr" \
 301             "collect $msg: collected local float"
 302     gdb_test "print locd" \
 303             "\\$\[0-9\]+ = 14.\[34\]\[0-9\]*$cr" \
 304             "collect $msg: collected local double"
 305
 306     gdb_test "print locst.memberc" \
 307             "\\$\[0-9\]+ = 15 '.017'$cr" \
 308             "collect $msg: collected local member char"
 309     gdb_test "print locst.memberi" \
 310             "\\$\[0-9\]+ = 16$cr" \
 311             "collect $msg: collected local member int"
 312     gdb_test "print locst.memberf" \
 313             "\\$\[0-9\]+ = 17.\[67\]\[0-9\]*$cr" \
 314             "collect $msg: collected local member float"
 315     gdb_test "print locst.memberd" \
 316             "\\$\[0-9\]+ = 18.\[78\]\[0-9\]*$cr" \
 317             "collect $msg: collected local member double"
 318
 319     gdb_test "print locar\[0\]" \
 320             "\\$\[0-9\]+ = 121$cr" \
 321             "collect $msg: collected locarray #0"
 322     gdb_test "print locar\[1\]" \
 323             "\\$\[0-9\]+ = 122$cr" \
 324             "collect $msg: collected locarray #1"
 325     gdb_test "print locar\[2\]" \
 326             "\\$\[0-9\]+ = 123$cr" \
 327             "collect $msg: collected locarray #2"
 328     gdb_test "print locar\[3\]" \
 329             "\\$\[0-9\]+ = 124$cr" \
 330             "collect $msg: collected locarray #3"
 331
 332
 333     gdb_test "tfind none" \
 334             "#0  end .*" \
 335             "collect $msg: cease trace debugging"
 336 }
 337
 338 proc gdb_collect_registers_test { myregs } {
 339     global cr
 340     global gdb_prompt
 341     global fpreg
 342     global spreg
 343     global pcreg
 344
 345     prepare_for_trace_test
 346
 347     # We'll simply re-use the args_test_function for this test
 348     gdb_test "trace args_test_func" \
 349             "Tracepoint \[0-9\]+ at .*" \
 350             "collect $myregs: set tracepoint"
 351     gdb_trace_setactions "collect $myregs: define actions" \
 352             "" \
 353             "collect $myregs" "^$"
 354
 355     # Begin the test.
 356     run_trace_experiment $myregs args_test_func
 357
 358     test_register "\$$fpreg" $myregs
 359     test_register "\$$spreg" $myregs
 360     test_register "\$$pcreg" $myregs
 361
 362     gdb_test "tfind none" \
 363             "#0  end .*" \
 364             "collect $myregs: cease trace debugging"
 365 }
 366
 367 proc gdb_collect_expression_test { func expr val msg } {
 368     global cr
 369     global gdb_prompt
 370
 371     prepare_for_trace_test
 372
 373     # Find the comment-identified line for setting this tracepoint.
 374     set testline 0
 375     send_gdb "list $func, +30\n"
 376     gdb_expect {
 377         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 378             set testline $expect_out(1,string)
 379             pass "collect $msg: find tracepoint line"
 380         }
 381         -re ".*$gdb_prompt " {
 382             fail "collect $msg: find tracepoint line (skipping locals test)"
 383             return
 384         }
 385         timeout {
 386             fail "collect $msg: find tracepoint line (skipping locals test)"
 387             return
 388         }
 389     }
 390
 391     gdb_test "trace $testline" \
 392             "Tracepoint \[0-9\]+ at .*" \
 393             "collect $msg: set tracepoint"
 394     gdb_trace_setactions "collect $msg: define actions" \
 395             "" \
 396             "collect $expr" "^$"
 397
 398     # Begin the test.
 399     run_trace_experiment $msg $func
 400
 401     gdb_test "print $expr" \
 402             "\\$\[0-9\]+ = $val$cr" \
 403             "collect $msg: got expected value '$val'"
 404
 405     gdb_test "tfind none" \
 406             "#0  end .*" \
 407             "collect $msg: cease trace debugging"
 408 }
 409
 410 proc gdb_collect_globals_test { } {
 411     global cr
 412     global gdb_prompt
 413
 414     prepare_for_trace_test
 415
 416     # Find the comment-identified line for setting this tracepoint.
 417     set testline 0
 418     send_gdb "list globals_test_func, +30\n"
 419     gdb_expect {
 420         -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+ Set_Tracepoint_Here .*$gdb_prompt" {
 421             set testline $expect_out(1,string)
 422             pass "collect globals: find tracepoint line"
 423         }
 424         -re ".*$gdb_prompt " {
 425             fail "collect globals: find tracepoint line (skipping global test)"
 426             return
 427         }
 428         timeout {
 429             fail "collect globals: find tracepoint line (skipping global test)"
 430             return
 431         }
 432     }
 433
 434     gdb_test "trace $testline" \
 435             "Tracepoint \[0-9\]+ at .*" \
 436             "collect globals: set tracepoint"
 437     gdb_trace_setactions "collect globals: define actions" \
 438             "" \
 439             "collect globalc, globali, globalf, globald" "^$" \
 440             "collect globalstruct, globalp, globalarr" "^$"
 441
 442     # Begin the test.
 443     run_trace_experiment "globals" globals_test_func
 444
 445     gdb_test "print globalc" \
 446             "\\$\[0-9\]+ = 71 'G'$cr" \
 447             "collect globals: collected global char"
 448     gdb_test "print globali" \
 449             "\\$\[0-9\]+ = 72$cr" \
 450             "collect globals: collected global int"
 451     gdb_test "print globalf" \
 452             "\\$\[0-9\]+ = 73.\[23\]\[0-9\]*$cr" \
 453             "collect globals: collected global float"
 454     gdb_test "print globald" \
 455             "\\$\[0-9\]+ = 74.\[34\]\[0-9\]*$cr" \
 456             "collect globals: collected global double"
 457
 458     gdb_test "print globalstruct.memberc" \
 459             "\\$\[0-9\]+ = 81 'Q'$cr" \
 460             "collect globals: collected struct char member"
 461     gdb_test "print globalstruct.memberi" \
 462             "\\$\[0-9\]+ = 82$cr" \
 463             "collect globals: collected struct member int"
 464     gdb_test "print globalstruct.memberf" \
 465             "\\$\[0-9\]+ = 83.\[23\]\[0-9\]*$cr" \
 466             "collect globals: collected struct member float"
 467     gdb_test "print globalstruct.memberd" \
 468             "\\$\[0-9\]+ = 84.\[34\]\[0-9\]*$cr" \
 469             "collect globals: collected struct member double"
 470
 471     gdb_test "print globalp == &globalstruct" \
 472             "\\$\[0-9\]+ = 1$cr" \
 473             "collect globals: collected global pointer"
 474
 475     gdb_test "print globalarr\[1\]" \
 476             "\\$\[0-9\]+ = 1$cr" \
 477             "collect globals: collected global array element #1"
 478     gdb_test "print globalarr\[2\]" \
 479             "\\$\[0-9\]+ = 2$cr" \
 480             "collect globals: collected global array element #2"
 481     gdb_test "print globalarr\[3\]" \
 482             "\\$\[0-9\]+ = 3$cr" \
 483             "collect globals: collected global array element #3"
 484
 485     gdb_test "tfind none" \
 486             "#0  end .*" \
 487             "collect globals: cease trace debugging"
 488 }
 489
 490 proc gdb_trace_collection_test {} {
 491     global fpreg
 492     global spreg
 493     global pcreg
 494
 495     gdb_collect_args_test "\$args" \
 496             "args collectively"
 497     gdb_collect_args_test "argc, argi, argf, argd, argstruct, argarray" \
 498             "args individually"
 499     gdb_collect_argstruct_test "\$args" \
 500             "argstruct collectively"
 501     gdb_collect_argstruct_test "argstruct" \
 502             "argstruct individually"
 503     gdb_collect_argarray_test "\$args" \
 504             "argarray collectively"
 505     gdb_collect_argarray_test "argarray" \
 506             "argarray individually"
 507     gdb_collect_locals_test local_test_func "\$locals" \
 508             "auto locals collectively"
 509     gdb_collect_locals_test local_test_func \
 510             "locc, loci, locf, locd, locst, locar" \
 511             "auto locals individually"
 512     gdb_collect_locals_test reglocal_test_func "\$locals" \
 513             "register locals collectively"
 514     gdb_collect_locals_test reglocal_test_func \
 515             "locc, loci, locf, locd, locst, locar" \
 516             "register locals individually"
 517     gdb_collect_locals_test statlocal_test_func "\$locals" \
 518             "static locals collectively"
 519     gdb_collect_locals_test statlocal_test_func \
 520             "locc, loci, locf, locd, locst, locar" \
 521             "static locals individually"
 522     gdb_collect_registers_test "\$regs"
 523     gdb_collect_registers_test "\$$fpreg, \$$spreg, \$$pcreg"
 524     gdb_collect_globals_test
 525
 526     #
 527     # Expression tests:
 528     #
 529     # *x        (**x, ...)
 530     # x.y       (x.y.z, ...)
 531     # x->y      (x->y->z, ...)
 532     # x[2]      (x[2][3], ...) (const index)
 533     # x[y]      (x[y][z], ...) (index to be char, short, long, float, double)
 534     #  NOTE:
 535     #  We test the following operators by using them in an array index
 536     #  expression -- because the naked result of an operator is not really
 537     #  collected.  To be sure the operator was evaluated correctly on the
 538     #  target, we have to actually use the result eg. in an array offset
 539     #  calculation.
 540     # x[y +  z] (tests addition: y and z various combos of types, sclasses)
 541     # x[y -  z] (tests subtraction) (ditto)
 542     # x[y *  z] (tests multiplication) (ditto)
 543     # x[y /  z] (tests division) (ditto)
 544     # x[y %  z] (tests modulo division) (ditto)
 545     # x[y == z] (tests equality relation) (ditto)              UNSUPPORTED
 546     # x[y != z] (tests inequality relation) (ditto)            UNSUPPORTED
 547     # x[y >  z] (tests greater-than relation) (ditto)          UNSUPPORTED
 548     # x[y <  z] (tests less-than relation) (ditto)             UNSUPPORTED
 549     # x[y >= z] (tests greater-than-or-equal relation) (ditto) UNSUPPORTED
 550     # x[y <= z] (tests less-than-or-equal relation) (ditto)    UNSUPPORTED
 551     # x[y && z] (tests logical and) (ditto)                    UNSUPPORTED
 552     # x[y || z] (tests logical or) (ditto)                     UNSUPPORTED
 553     # x[y &  z] (tests binary and) (ditto)                     UNSUPPORTED
 554     # x[y |  z] (tests binary or) (ditto)                      UNSUPPORTED
 555     # x[y ^  z] (tests binary xor) (ditto)                     UNSUPPORTED
 556     # x[y ? z1 : z2] (tests ternary operator) (ditto)          UNSUPPORTED
 557     # x[y << z] (tests shift-left) (ditto)                     UNSUPPORTED
 558     # x[y >> z] (tests shift-right) (ditto)                    UNSUPPORTED
 559     # x[y =  z] (tests assignment operator) (ditto)            UNSUPPORTED
 560     # x[++y]    (tests pre-increment operator) (ditto)         UNSUPPORTED
 561     # x[--y]    (tests pre-decrement operator) (ditto)         UNSUPPORTED
 562     # x[y++]    (tests post-increment operator) (ditto)        UNSUPPORTED
 563     # x[y--]    (tests post-decrement operator) (ditto)        UNSUPPORTED
 564     # x[+y]     (tests unary plus) (ditto)
 565     # x[-y]     (tests unary minus) (ditto)
 566     # x[!y]     (tests logical not) (ditto)                    UNSUPPORTED
 567     # x[~y]     (tests binary not) (ditto)                     UNSUPPORTED
 568     # x[(y, z)] (tests comma expression) (ditto)
 569     # cast expr
 570     # stack data
 571
 572     gdb_collect_expression_test globals_test_func \
 573             "globalstruct.memberi"  "82"     "a.b"
 574     gdb_collect_expression_test globals_test_func \
 575             "globalp->memberc"      "81 'Q'" "a->b"
 576     gdb_collect_expression_test globals_test_func \
 577             "globalarr\[2\]"        "2"      "a\[2\]"
 578     gdb_collect_expression_test globals_test_func \
 579             "globalarr\[l3\]"       "3"      "a\[b\]"
 580     gdb_collect_expression_test globals_test_func \
 581             "globalarr\[l3 + l2\]"  "5"      "a\[b + c\]"
 582     gdb_collect_expression_test globals_test_func \
 583             "globalarr\[l3 - l2\]"  "1"      "a\[b - c\]"
 584     gdb_collect_expression_test globals_test_func \
 585             "globalarr\[l3 * l2\]"  "6"      "a\[b * c\]"
 586     gdb_collect_expression_test globals_test_func \
 587             "globalarr\[l6 / l3\]"  "2"      "a\[b / c\]"
 588     gdb_collect_expression_test globals_test_func \
 589             "globalarr\[l7 % l3\]"  "1"      "a\[b % c\]"
 590     gdb_collect_expression_test globals_test_func \
 591             "globalarr\[+l1\]"      "1"      "a\[+b\]"
 592     gdb_collect_expression_test globals_test_func \
 593             "globalarr\[-lminus\]"  "2"      "a\[-b\]"
 594     gdb_collect_expression_test globals_test_func \
 595             "globalarr\[\(l6, l7\)\]" "7"    "a\[\(b, c\)\]"
 596
 597 }
 598
 599 clean_restart $executable
 600 runto_main
 601
 602 # We generously give ourselves one "pass" if we successfully
 603 # detect that this test cannot be run on this target!
 604 if { ![gdb_target_supports_trace] } then {
 605     pass "Current target does not support trace"
 606     return 1;
 607 }
 608
 609 # Body of test encased in a proc so we can return prematurely.
 610 gdb_trace_collection_test
 611
 612 # Finished!
 613 gdb_test "tfind none" "" ""