ld/testsuite/ld-elfvers/vers.exp

   1 # Expect script for ld-version tests
   2 #   Copyright (C) 1997-2018 Free Software Foundation, Inc.
   3 #
   4 # This file is part of the GNU Binutils.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19 # MA 02110-1301, USA.
  20 #
  21 # Written by Eric Youngdale (eric@andante.jic.com)
  22
  23 #
  24
  25 # Check to see if the C compiler works
  26 if { [which $CC] == 0 } {
  27     return
  28 }
  29
  30 # This test can only be run on a couple of ELF platforms.
  31 # Square bracket expressions seem to confuse istarget.
  32 # This is similar to the test that is used in ld-shared, BTW.
  33 if { ![istarget hppa*64*-*-hpux*]
  34      && ![istarget hppa*-*-linux*]
  35      && ![istarget i?86-*-sysv4*]
  36      && ![istarget i?86-*-unixware]
  37      && ![istarget i?86-*-elf*]
  38      && ![istarget i?86-*-linux*]
  39      && ![istarget i?86-*-gnu*]
  40      && ![istarget i?86-*-nacl*]
  41      && ![istarget ia64-*-elf*]
  42      && ![istarget ia64-*-linux*]
  43      && ![istarget m68k-*-linux*]
  44      && ![istarget mips*-*-irix5*]
  45      && ![istarget powerpc*-*-elf*]
  46      && ![istarget powerpc*-*-linux*]
  47      && ![istarget powerpc*-*-sysv4*]
  48      && ![istarget sparc*-*-elf]
  49      && ![istarget sparc*-*-solaris2*]
  50      && ![istarget sparc*-*-linux*]
  51      && ![istarget aarch64*-*-linux*]
  52      && ![istarget arm*-*-linux*]
  53      && ![istarget mips*-*-linux*]
  54      && ![istarget alpha*-*-linux*]
  55      && ![istarget s390*-*-linux*]
  56      && ![istarget sh\[34\]*-*-linux*]
  57      && ![istarget x86_64-*-linux*]
  58      && ![istarget x86_64-*-nacl*] } {
  59     return
  60 }
  61
  62 if { [istarget *-*-linux*aout*]
  63      || [istarget *-*-linux*oldld*] } {
  64     return
  65 }
  66
  67 if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
  68     return
  69 }
  70
  71 set diff diff
  72 set tmpdir tmpdir
  73 set VOBJDUMP_FLAGS --private-headers
  74 set DOBJDUMP_FLAGS --dynamic-syms
  75 set SOBJDUMP_FLAGS --syms
  76 set shared "--shared --no-undefined-version"
  77 set script --version-script
  78
  79 # Old version of GCC for MIPS default to enabling -fpic
  80 # and get confused if it is used on the command line.
  81 if { [istarget mips*-*-*] && ! [at_least_gcc_version 4 3] } then {
  82     set picflag ""
  83 } else {
  84     # Unfortunately, the gcc argument is -fpic and the cc argument is
  85     # -KPIC.  We have to try both.
  86     set picflag "-fpic"
  87     send_log "$CC $picflag\n"
  88     verbose "$CC $picflag"
  89     catch "exec $CC $picflag" exec_output
  90     send_log "$exec_output\n"
  91     verbose "--" "$exec_output"
  92     if { [string match "*illegal option*" $exec_output]
  93          || [string match "*option ignored*" $exec_output]
  94          || [string match "*unrecognized option*" $exec_output]
  95          || [string match "*passed to ld*" $exec_output] } {
  96         set picflag "-KPIC"
  97     }
  98 }
  99
 100 case $target_triplet in {
 101     { ia64-*-* } { set as_options "-x" }
 102     { sparc-*-* } { set as_options "-Av9a" }
 103     default { set as_options "" }
 104 }
 105
 106 proc test_ar { test lib object expect } {
 107     global ar
 108     global nm
 109     global tmpdir
 110     global srcdir
 111     global subdir
 112     global diff
 113
 114     verbose -log "$ar -cr $tmpdir/$lib $tmpdir/$object"
 115     catch "exec $ar -cr $tmpdir/$lib $tmpdir/$object" exec_output
 116     set exec_output [prune_warnings $exec_output]
 117     if ![string match "" $exec_output] {
 118         verbose -log "$exec_output"
 119         unresolved "$test"
 120         return
 121     }
 122
 123     set cmd "$nm --print-armap $tmpdir/$lib | grep \\\ in\\\  | egrep VERS\\\|bar\\\|foo | grep -v ^\\\\. | sort > $tmpdir/nm.out"
 124     verbose -log $cmd
 125     catch "exec $cmd" exec_output
 126     if [string match "" $exec_output] then {
 127         catch "exec sort $srcdir/$subdir/$expect | $diff $tmpdir/nm.out -" exec_output
 128         set exec_output [prune_warnings $exec_output]
 129         if [string match "" $exec_output] then {
 130             pass $test
 131             return
 132         } else {
 133             verbose -log "$exec_output"
 134             fail "$test"
 135             return
 136         }
 137     } else {
 138         verbose -log "$exec_output"
 139         fail "$test"
 140     }
 141 }
 142
 143 #
 144 # objdump_emptysymstuff
 145 #       Check non-dynamic symbols and make sure there are none with '@'.
 146 #
 147 proc objdump_emptysymstuff { objdump object } {
 148     global SOBJDUMP_FLAGS
 149     global version_output
 150     global diff
 151
 152     if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
 153
 154     verbose -log "$objdump $SOBJDUMP_FLAGS $object | sed -n /\@/p"
 155
 156     catch "exec $objdump $SOBJDUMP_FLAGS $object | sed -n /\@/p" exec_output
 157     set exec_output [prune_warnings $exec_output]
 158     if [string match "" $exec_output] then {
 159 # We shouldn't get anything here.
 160         return 1
 161     } else {
 162 # it is not normal to come here - we have no output to compare.
 163         verbose -log "$exec_output"
 164         verbose -log "objdump_emptysymstuff: did not expect any output from objdump"
 165         return 0
 166     }
 167
 168 }
 169
 170 #
 171 # objdump_emptydynsymstuff
 172 #       Check dynamic symbols and make sure there are none with '@'.
 173 #
 174 proc objdump_emptydynsymstuff { objdump object } {
 175     global DOBJDUMP_FLAGS
 176     global version_output
 177     global diff
 178
 179     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 180
 181     verbose -log "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p"
 182
 183     catch "exec $objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p" exec_output
 184     set exec_output [prune_warnings $exec_output]
 185     if [string match "" $exec_output] then {
 186 # We shouldn't get anything here.
 187         return 1
 188     } else { if [string match "*objdump: *: not a dynamic object" $exec_output] then {
 189         return 1
 190     } else {
 191 # it is not normal to come here - we have no output to compare.
 192         verbose -log "$exec_output"
 193         verbose -log "objdump_emptydynsymstuff: did not expect any output from objdump"
 194         return 0
 195     } }
 196 }
 197
 198 #
 199 # objdump_emptyverstuff
 200 #       Make sure there is no version information
 201 #
 202 proc objdump_emptyverstuff { objdump object } {
 203     global VOBJDUMP_FLAGS
 204     global version_output
 205     global diff
 206     global tmpdir
 207
 208     if {[which $objdump] == 0} then {
 209         perror "$objdump does not exist"
 210         return 0
 211     }
 212
 213     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 214
 215     verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out"
 216
 217     catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p" exec_output
 218     set exec_output [prune_warnings $exec_output]
 219     if [string match "" $exec_output] then {
 220 # it is normal to fail here - we have no output to compare.
 221         return 1
 222     } else { if { [string match "*libc*" $exec_output] } then {
 223 # this probably means that there is version information in libc, so we
 224 # can't really perform this test.
 225         return 1
 226     } else {
 227         verbose -log "$exec_output"
 228         verbose -log "objdump_emptyverstuff: did not expect any output from objdump"
 229         return 0
 230     } }
 231
 232 }
 233
 234 #
 235 # objdump_symstuff
 236 #       Dump non-dynamic symbol stuff and make sure that it is sane.
 237 #
 238 proc objdump_symstuff { objdump object expectfile } {
 239     global SOBJDUMP_FLAGS
 240     global version_output
 241     global diff
 242     global tmpdir
 243
 244     if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
 245
 246     set cmd "$objdump $SOBJDUMP_FLAGS $object | sed -n {s/^\\(\[0-9a-f\]* *\\)\\(\[gw\]\\)\\( *\\)\\(\[FO\]\\)/\\1\\2\\4\\3/;/\@/p} | sort -k 5 > $tmpdir/objdump.out"
 247     verbose -log $cmd
 248     catch "exec $cmd" exec_output
 249     set exec_output [prune_warnings $exec_output]
 250     if [string match "" $exec_output] then {
 251
 252 # Now do a line-by-line comparison to effectively diff the darned things
 253 # The stuff coming from the expectfile is actually a regex, so we can
 254 # skip over the actual addresses and so forth.  This is currently very
 255 # simpleminded - it expects a one-to-one correspondence in terms of line
 256 # numbers.
 257
 258         if [file exists $expectfile] then {
 259             set file_a [open $expectfile r]
 260         } else {
 261             perror "$expectfile doesn't exist"
 262             return 0
 263         }
 264
 265         if [file exists $tmpdir/objdump.out] then {
 266             set file_b [open $tmpdir/objdump.out r]
 267         } else {
 268             perror "$tmpdir/objdump.out doesn't exist"
 269             return 0
 270         }
 271
 272         verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
 273
 274         set eof -1
 275         set differences 0
 276
 277         while { [gets $file_a line] != $eof } {
 278             if [regexp "^#.*$" $line] then {
 279                 continue
 280             } else {
 281                 lappend list_a $line
 282             }
 283         }
 284         close $file_a
 285
 286         while { [gets $file_b line] != $eof } {
 287             if [regexp {\.text.* \.[^ ]*$} $line] then {
 288                 # Discard defined powerpc64 dot-symbols
 289                 continue
 290             } else {
 291                 lappend list_b $line
 292             }
 293         }
 294         close $file_b
 295
 296         for { set i 0 } { $i < [llength $list_a] } { incr i } {
 297             set line_a [lindex $list_a $i]
 298             set line_b [lindex $list_b $i]
 299
 300
 301             verbose "\t$expectfile: $i: $line_a" 3
 302             verbose "\t/tmp/objdump.out: $i: $line_b" 3
 303             if [regexp $line_a $line_b] then {
 304                 continue
 305             } else {
 306                 verbose -log "\t$expectfile: $i: $line_a"
 307                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 308
 309                 return 0
 310             }
 311         }
 312
 313         if { [llength $list_a] != [llength $list_b] } {
 314             verbose -log "Line count"
 315             return 0
 316         }
 317
 318         if $differences<1 then {
 319             return 1
 320         }
 321
 322         return 0
 323     } else {
 324         verbose -log "$exec_output"
 325         return 0
 326     }
 327
 328 }
 329
 330 #
 331 # objdump_dymsymstuff
 332 #       Dump dynamic symbol stuff and make sure that it is sane.
 333 #
 334 proc objdump_dynsymstuff { objdump object expectfile } {
 335     global DOBJDUMP_FLAGS
 336     global version_output
 337     global diff
 338     global tmpdir
 339
 340     if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" }
 341
 342     set cmd "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p | sort | uniq > $tmpdir/objdump.out"
 343     verbose -log $cmd
 344     catch "exec $cmd" exec_output
 345     set exec_output [prune_warnings $exec_output]
 346     if [string match "" $exec_output] then {
 347
 348 # Now do a line-by-line comparison to effectively diff the darned things
 349 # The stuff coming from the expectfile is actually a regex, so we can
 350 # skip over the actual addresses and so forth.  This is currently very
 351 # simpleminded - it expects a one-to-one correspondence in terms of line
 352 # numbers.
 353
 354         if [file exists $expectfile] then {
 355             set file_a [open $expectfile r]
 356         } else {
 357             warning "$expectfile doesn't exist"
 358             return 0
 359         }
 360
 361         if [file exists $tmpdir/objdump.out] then {
 362             set file_b [open $tmpdir/objdump.out r]
 363         } else {
 364             fail "$tmpdir/objdump.out doesn't exist"
 365             return 0
 366         }
 367
 368         verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
 369
 370         set eof -1
 371         set differences 0
 372
 373         while { [gets $file_a line] != $eof } {
 374             if [regexp "^#.*$" $line] then {
 375                 continue
 376             } else {
 377                 lappend list_a $line
 378             }
 379         }
 380         close $file_a
 381
 382         while { [gets $file_b line] != $eof } {
 383             if [regexp {\.text.* \.[^ ]*$} $line] then {
 384                 # Discard defined powerpc64 dot-symbols
 385                 continue
 386             } else {
 387                 lappend list_b $line
 388             }
 389         }
 390         close $file_b
 391
 392         # Support empty files.
 393         if { ![info exists list_a] } then {
 394             if { ![info exists list_b] } then {
 395                 return 1
 396             }
 397             verbose -log "\t$tmpdir/objdump.out: $list_b"
 398             return 0
 399         }
 400
 401         for { set i 0 } { $i < [llength $list_b] } { incr i } {
 402             set line_b [lindex $list_b $i]
 403
 404 # The tests are rigged so that we should never export a symbol with the
 405 # word 'hide' in it.  Thus we just search for it, and bail if we find it.
 406             if [regexp "hide" $line_b] then {
 407                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 408
 409                 return 0
 410             }
 411
 412             verbose "\t$expectfile: $i: $line_b" 3
 413
 414             # We can't assume that the sort is consistent across
 415             # systems, so we must check each regexp.  When we find a
 416             # regexp, we null it out, so we don't match it twice.
 417             for { set j 0 } { $j < [llength $list_a] } { incr j } {
 418                 set line_a [lindex $list_a $j]
 419
 420                 if [regexp $line_a $line_b] then {
 421                     lreplace $list_a $j $j "CAN NOT MATCH"
 422                     break
 423                 }
 424             }
 425
 426             if { $j >= [llength $list_a] } {
 427                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 428
 429                 return 0
 430             }
 431         }
 432
 433         if { [llength $list_a] != [llength $list_b] } {
 434             verbose -log "Line count"
 435             return 0
 436         }
 437
 438         if $differences<1 then {
 439             return 1
 440         }
 441
 442         return 0
 443     } else {
 444         verbose -log "$exec_output"
 445         return 0
 446     }
 447
 448 }
 449
 450 #
 451 # objdump_versionstuff
 452 #       Dump version definitions/references and make sure that it is sane.
 453 #
 454 proc objdump_versionstuff { objdump object expectfile } {
 455     global VOBJDUMP_FLAGS
 456     global version_output
 457     global diff
 458     global tmpdir
 459
 460     if {[which $objdump] == 0} then {
 461         perror "$objdump does not exist"
 462         return 0
 463     }
 464
 465     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 466
 467     verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out"
 468
 469     catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out" exec_output
 470     set exec_output [prune_warnings $exec_output]
 471     if [string match "" $exec_output] then {
 472
 473         # It's OK if there are extra lines in the actual output; they
 474         # may come from version information in libc.  We require that
 475         # every line in EXPECTFILE appear in the output in any order.
 476
 477         set f2 [open $expectfile r]
 478         while { [gets $f2 l2] != -1 } {
 479             if { ![regexp "^#.*$" $l2] } then {
 480                 set f1 [open $tmpdir/objdump.out r]
 481                 while { [gets $f1 l1] != -1 } {
 482                     if { [string match $l2 $l1] } then {
 483                         break
 484                     }
 485                 }
 486                 close $f1
 487
 488                 if { ![string match $l2 $l1] } then {
 489                     verbose -log "Did not find \"$l2\""
 490                     set f1 [open $tmpdir/objdump.out r]
 491                     while { [gets $f1 l1] != -1 } {
 492                         verbose -log $l1
 493                     }
 494                     close $f1
 495                     close $f2
 496                     return 0
 497                 }
 498             }
 499         }
 500         close $f2
 501         return 1
 502     } else {
 503         verbose -log "$exec_output"
 504         return 0
 505     }
 506 }
 507
 508 proc build_binary { shared pic test source libname other mapfile verexp versymexp symexp ldargs } {
 509     global ld
 510     global srcdir
 511     global subdir
 512     global exec_output
 513     global host_triplet
 514     global tmpdir
 515     global as
 516     global as_options
 517     global objdump
 518     global CC
 519     global CFLAGS
 520     global script
 521
 522     if ![ld_compile "$CC -S $pic $CFLAGS" $srcdir/$subdir/$source $tmpdir/$libname.s]     {
 523         unresolved "$test"
 524         return
 525     }
 526
 527     if ![ld_assemble $as "$as_options $tmpdir/$libname.s" $tmpdir/$libname.o ]     {
 528         unresolved "$test"
 529         return
 530     }
 531
 532     set other_lib ""
 533     if ![string match "" $other] then {
 534         foreach o $other {
 535             set other_lib "$other_lib $tmpdir/$o"
 536         }
 537     }
 538
 539     if [string match "" $mapfile] then {
 540         set script_arg ""
 541     } else {
 542         set script_arg "$script $srcdir/$subdir/$mapfile"
 543     }
 544
 545     if {![ld_link $ld $tmpdir/$libname.so "$shared $tmpdir/$libname.o $other_lib $script_arg $ldargs"]}     {
 546         fail "$test"
 547         return
 548     }
 549
 550     if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]}     {
 551         fail "$test"
 552         return
 553     }
 554
 555     if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]}     {
 556         fail "$test"
 557         return
 558     }
 559
 560     if [string match "" $symexp] then {
 561         if {![objdump_emptysymstuff $objdump $tmpdir/$libname.o ]}     {
 562             fail "$test"
 563             return
 564         }
 565     } else {
 566         if {![objdump_symstuff $objdump $tmpdir/$libname.o $srcdir/$subdir/$symexp ]}     {
 567             fail "$test"
 568             return
 569         }
 570     }
 571
 572     pass $test
 573
 574 }
 575
 576 proc build_executable { test source libname other mapfile verexp versymexp symexp } {
 577   build_binary "" "" $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 578 }
 579
 580 proc build_vers_lib_no_pic { test source libname other mapfile verexp versymexp symexp } {
 581   global shared
 582   # Make sure that PLT is used since PLT is expected.
 583   global PLT_CFLAGS
 584   build_binary $shared $PLT_CFLAGS $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 585 }
 586
 587 proc build_vers_lib_pic { test source libname other mapfile verexp versymexp symexp } {
 588   global picflag
 589   global shared
 590   build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 591 }
 592
 593 proc build_vers_lib_pic_flags { test source libname other mapfile verexp versymexp symexp ldargs } {
 594   global picflag
 595   global shared
 596   build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp $ldargs
 597 }
 598
 599 proc test_ldfail { test flag source execname other mapfile whyfail } {
 600     global srcdir
 601     global subdir
 602     global exec_output
 603     global host_triplet
 604     global tmpdir
 605     global as
 606     global as_options
 607     global objdump
 608     global CC
 609     global CFLAGS
 610     global script
 611
 612     if [string match "" $other] then {
 613         set other_lib ""
 614     } else {
 615         set other_lib $tmpdir/$other
 616     }
 617
 618     if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 619         unresolved "$test"
 620         return
 621     }
 622
 623     if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ]     {
 624         unresolved "$test"
 625         return
 626     }
 627
 628     verbose -log "This link should fail because of $whyfail"
 629
 630     if [string match "" $mapfile] then {
 631         set script_arg ""
 632     } else {
 633         set script_arg "-Wl,$script $srcdir/$subdir/$mapfile"
 634     }
 635
 636     if {![ld_link $CC $tmpdir/$execname "$tmpdir/$execname.o $other_lib $script_arg"]}     {
 637         pass "$test"
 638         return
 639     }
 640     fail "$test"
 641 }
 642
 643 proc test_asfail { test flag source execname whyfail } {
 644     global srcdir
 645     global subdir
 646     global tmpdir
 647     global as
 648     global CC
 649     global CFLAGS
 650
 651     if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 652         unresolved "$test"
 653         return
 654     }
 655
 656     verbose -log "This assemble should fail because of $whyfail"
 657     catch "exec $as -o $tmpdir/$execname.o $tmpdir/$execname.s" exec_output
 658     set exec_output [prune_warnings $exec_output]
 659     if [string match "" $exec_output] then {
 660         fail "$test"
 661         return
 662     }
 663     verbose -log "$exec_output"
 664     pass "$test"
 665 }
 666
 667 proc test_strip_vers_lib { test srclib libname verexp versymexp } {
 668     global strip
 669     global srcdir
 670     global subdir
 671     global exec_output
 672     global host_triplet
 673     global tmpdir
 674     global objdump
 675
 676     verbose -log "cp $tmpdir/$srclib $tmpdir/$libname.so"
 677     exec cp $tmpdir/$srclib $tmpdir/$libname.so
 678
 679     verbose -log "$strip $tmpdir/$libname.so"
 680     catch "exec $strip $tmpdir/$libname.so" exec_output
 681     if [string match "" $exec_output] then {
 682
 683 # If strip went OK, then run the usual tests on the thing to make sure that
 684 # it is sane.
 685         if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]}     {
 686             fail "$test"
 687             return
 688         }
 689
 690         if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]}     {
 691             fail "$test"
 692             return
 693         }
 694
 695     } else {
 696         verbose -log "$exec_output"
 697         fail "$test"
 698         return
 699     }
 700     pass $test
 701 }
 702
 703
 704 proc build_exec { test source execname flags solibname verexp versymexp symexp } {
 705     global srcdir
 706     global subdir
 707     global exec_output
 708     global host_triplet
 709     global tmpdir
 710     global as
 711     global as_options
 712     global objdump
 713     global CC
 714     global CFLAGS
 715
 716     set shared "--shared --no-undefined-version"
 717     set script --version-script
 718     if ![ld_compile "$CC -S $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 719         unresolved "$test"
 720         return
 721     }
 722
 723     if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ]     {
 724         unresolved "$test"
 725         return
 726     }
 727
 728     if [string match "" $solibname] then {
 729         set solibname_lib ""
 730     } else {
 731         set solibname_lib $tmpdir/$solibname
 732     }
 733
 734     if {![ld_link $CC $tmpdir/$execname "$flags $tmpdir/$execname.o $solibname_lib"]}     {
 735         fail "$test"
 736         return
 737     }
 738
 739     if [string match "" $verexp] then {
 740 #
 741 # Make sure we get nothing back.
 742 #
 743         if {![objdump_emptyverstuff $objdump $tmpdir/$execname ]}     {
 744             fail "$test"
 745             return
 746         }
 747     } else {
 748         if {![objdump_versionstuff $objdump $tmpdir/$execname $srcdir/$subdir/$verexp ]}     {
 749             fail "$test"
 750             return
 751         }
 752     }
 753
 754     if [string match "" $versymexp] then {
 755         if {![objdump_emptydynsymstuff $objdump $tmpdir/$execname ]}     {
 756             fail "$test"
 757             return
 758         }
 759     } else {
 760         if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$versymexp ]}     {
 761             fail "$test"
 762             return
 763         }
 764     }
 765
 766     if [string match "" $symexp] then {
 767         if {![objdump_emptysymstuff $objdump $tmpdir/$execname.o ]}     {
 768             fail "$test"
 769             return
 770         }
 771     } else {
 772         if {![objdump_symstuff $objdump $tmpdir/$execname.o $srcdir/$subdir/$symexp ]}     {
 773             fail "$test"
 774             return
 775         }
 776     }
 777
 778     pass $test
 779 }
 780
 781 if { [istarget x86_64-*-linux*] \
 782      || [istarget arm*-*-*] \
 783      || ( [istarget mips*-*-linux*] && [at_least_gcc_version 4 3] ) } {
 784     # x86_64, ARM and newer MIPS toolchains do not like non-pic shared libraries
 785     set pic "yes"
 786 } else {
 787     set pic "no"
 788 }
 789
 790 #
 791 # Basic test - build a library with versioned symbols.
 792 #
 793 build_vers_lib_pic "vers1" vers1.c vers1 "" vers1.map vers1.ver vers1.dsym vers1.sym
 794
 795
 796 #
 797 # Test #2 - build a library, and link it against the library we built in step
 798 # 1.
 799 #
 800 build_vers_lib_pic "vers2" vers2.c vers2 vers1.so vers2.map vers2.ver vers2.dsym ""
 801
 802 #
 803 # Test #3 - build an executable, and link it against vers1.so.
 804 #
 805 build_exec "vers3" vers3.c vers3 "-Wl,--no-as-needed" vers1.so vers3.ver vers3.dsym ""
 806
 807 #
 808 # Test #4 - Make sure a version implicitly defined in an executable
 809 # causes a version node to be created.  Verify this both with and without
 810 # --export-dynamic.
 811 #
 812
 813 # This test fails on MIPS.  On the MIPS we must put foo in the dynamic
 814 # symbol table, which the test does not expect.
 815 setup_xfail "mips*-*-*"
 816 build_exec "vers4" vers4.c vers4 "" "" "" "" vers4.sym
 817
 818 build_exec "vers4a" vers4.c vers4a "-Wl,-export-dynamic" "" vers4a.ver vers4a.dsym vers4a.sym
 819
 820 # Verify that --no-export-dynamic undoes the effect of --export-dynamic.
 821 setup_xfail "mips*-*-*"
 822 build_exec "vers4b" vers4.c vers4b "-Wl,-export-dynamic -Wl,--no-export-dynamic" "" "" "" vers4.sym
 823
 824
 825 #
 826 # Try multiple definitions foo@BAR and foo@@BAR and make sure the linker
 827 # complains.
 828 #
 829 test_ldfail "vers5" "" vers5.c vers5 "" "" "multiple definition of foo@VERS_1.2"
 830
 831 #
 832 #
 833 # Now build a test that should reference a bunch of versioned symbols.
 834 # All of them should be correctly referenced.
 835 #
 836 build_exec "vers6" vers6.c vers6 "-Wl,--no-as-needed" vers1.so vers6.ver vers6.dsym vers6.sym
 837
 838 #
 839 # Another test to verify that something made local via 'local' is truly not
 840 # accessible.
 841 #
 842 if [string match "yes" $pic] then {
 843     xfail "vers7a"
 844     xfail "vers7"
 845 } else {
 846     build_vers_lib_no_pic "vers7a" vers7a.c vers7a "" vers7.map vers7a.ver vers7a.dsym vers7a.sym
 847
 848     test_ldfail "vers7" "" vers7.c vers7 vers7a.so "" "undefined reference to hide_a"
 849 }
 850
 851
 852 #
 853 # This test is designed to verify that we can pass a linker script on the
 854 # command line as if it were a normal .o file.
 855 #
 856 catch "exec cp $srcdir/$subdir/vers8.map $tmpdir/" ignore_output
 857 build_vers_lib_pic "vers8" vers1.c vers8 vers8.map "" vers8.ver vers1.dsym vers1.sym
 858
 859 #
 860 # This test tries to make sure that version references to versioned symbols
 861 # don't collide with default definitions with the same symbol.
 862 #
 863 build_exec "vers9" vers9.c vers9 "-Wl,-export-dynamic" "" vers9.ver vers9.dsym vers9.sym
 864
 865
 866 #
 867 # Try and use a non-existant version node.  The linker should fail with
 868 # an error message.
 869 #
 870 test_ldfail "vers10" "-DDO_TEST10" vers1.c vers10 "" "vers1.map --shared" "invalid version"
 871
 872 #
 873 # Try and some things the assembler should complain about.
 874 #
 875 test_asfail "vers11" "-DDO_TEST11" vers1.c vers11 "no @ in symver"
 876
 877 test_asfail "vers12" "-DDO_TEST12" vers1.c vers12 "extern version definition"
 878
 879 #
 880 # Put a shared library in an archive library, and make sure the global
 881 # archive symbol table is sane.
 882 #
 883 test_ar "ar with versioned solib" vers13.a vers1.so vers13.asym
 884
 885 #
 886 # Strip a shared library, and make sure we didn't screw something up in there.
 887 #
 888 test_strip_vers_lib "vers14" vers1.so vers14 vers1.ver vers1.dsym
 889
 890
 891 #
 892 # Build another test with some versioned symbols.  Here we are going to
 893 # try and override something from the library, and we shouldn't get
 894 # any errors.
 895 #
 896 build_exec "vers15" vers15.c vers15 "-Wl,--no-as-needed" vers1.so vers15.ver vers15.dsym vers15.sym
 897
 898 #
 899 # Test that when we override a versioned symbol from the library this
 900 # symbol appears in the dynamic symbol table of the executable.
 901 #
 902 build_vers_lib_pic "vers16a" vers16a.c vers16a "" vers16.map vers16a.ver vers16a.dsym ""
 903 build_exec "vers16" vers16.c vers16 "-Wl,--no-as-needed" vers16a.so "" vers16.dsym ""
 904
 905 # Test a weak versioned symbol.
 906 build_vers_lib_pic "vers17" vers17.c vers17 "" vers17.map vers17.ver vers17.dsym ""
 907 build_vers_lib_pic "vers18" vers18.c vers18 vers17.so vers18.map vers18.ver vers18.dsym vers18.sym
 908 build_exec "vers19" vers19.c vers19 "-Wl,--no-as-needed,-rpath,.,-rpath-link,." vers18.so vers19.ver vers19.dsym ""
 909
 910 build_vers_lib_no_pic "vers20a" vers20.c vers20a "" vers20.map vers20a.ver vers20.dsym ""
 911 exec cp $tmpdir/vers20a.so $tmpdir/vers20b.so
 912 build_vers_lib_no_pic "vers20" vers20.c vers20 "vers20a.so vers20b.so" vers20.map vers20.ver vers20.dsym ""
 913
 914 # Test .symver override.
 915 build_vers_lib_pic "vers21" vers21.c vers21 "" vers21.map vers21.ver vers21.dsym vers21.sym
 916
 917 # Test moving default definition from one DSO to another.
 918 build_vers_lib_pic "vers22a" vers22a.c vers22a "" vers22.map vers22a.ver vers22a.dsym vers22a.sym
 919 build_vers_lib_pic "vers22b" vers22b.c vers22b "" vers22.map vers22b.ver vers22b.dsym ""
 920 build_vers_lib_pic "vers22" vers22.c vers22 "vers22a.so vers22b.so" "" vers22.ver vers22.dsym ""
 921
 922 # Test versioned definitions in different files.
 923 if [string match "yes" $pic] then {
 924     xfail "vers23a"
 925     xfail "vers23b"
 926     xfail "vers23c"
 927     xfail "vers23d"
 928     xfail "vers23"
 929 } else {
 930     build_vers_lib_no_pic "vers23a" vers23a.c vers23a "" vers23a.map vers23a.ver vers23a.dsym vers23a.sym
 931     build_vers_lib_no_pic "vers23b" vers23b.c vers23b "" vers23b.map vers23b.ver vers23b.dsym ""
 932     build_vers_lib_no_pic "vers23c" vers23b.c vers23c "vers23a.so" vers23b.map vers23c.ver vers23b.dsym ""
 933     build_exec "vers23d" vers23.c vers23d "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23c.so" "" vers23.ver vers23d.dsym ""
 934     build_exec "vers23" vers23.c vers23 "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23b.o tmpdir/vers23b.so" "" vers23.ver vers23.dsym ""
 935 }
 936
 937 # Test .symver x,x@VERS.0
 938 set as_pic_flags ""
 939 if [istarget sparc*-*-*] {
 940   set as_pic_flags "-K PIC"
 941 }
 942 run_ld_link_tests [list "\"vers24a\"
 943                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 944                          \"$as_pic_flags $as_options\" {vers24a.c vers24b.c} { { readelf -Wrs vers24.rd } }
 945                          \"libvers24a.so\" \"-fpic\""]
 946 run_ld_link_tests [list "\"vers24b\"
 947                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 948                          \"$as_pic_flags $as_options\" {vers24b.c vers24a.c} { { readelf -Wrs vers24.rd } }
 949                          \"libvers24b.so\" \"-fpic\""]
 950 run_ld_link_tests [list "\"vers24c\"
 951                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 952                          \"$as_pic_flags $as_options\" {vers24c.c} { { readelf -Wrs vers24.rd } }
 953                          \"libvers24c.so\" \"-fpic\""]
 954
 955 # Test versioned definition vs. normal definition in different files.
 956 if [string match "yes" $pic] then {
 957     xfail "vers25a"
 958     xfail "vers25b1"
 959     xfail "vers25b2"
 960 } else {
 961     build_vers_lib_no_pic "vers25a" vers25a.c vers25a "" vers25a.map vers25a.ver vers25a.dsym ""
 962     build_vers_lib_no_pic "vers25b1" vers25b.c vers25b1 "vers25a.o vers25a.so" "" vers25b.ver vers25b.dsym ""
 963     build_vers_lib_no_pic "vers25b2" vers25b.c vers25b2 "vers25a.so vers25a.o" "" vers25b.ver vers25b.dsym ""
 964 }
 965
 966 build_vers_lib_pic "vers26a" vers26a.c vers26a "" vers26a.map vers26a.ver vers26a.dsym ""
 967 build_vers_lib_pic "vers26b1" vers26b.c vers26b1 "" "" vers26b.ver vers26b.dsym ""
 968 build_vers_lib_pic "vers26b2" vers26b.c vers26b2 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym ""
 969 if [string match "yes" $pic] then {
 970     xfail "vers26b3"
 971 } else {
 972     build_vers_lib_no_pic "vers26b3" vers26b.c vers26b3 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym ""
 973 }
 974
 975 # Test versioned definition vs. hidden definition in different files.
 976 if [string match "yes" $pic] then {
 977     xfail "vers27a"
 978     xfail "vers27b"
 979     xfail "vers27c1"
 980     xfail "vers27c2"
 981     xfail "vers27d1"
 982     xfail "vers27d2"
 983     xfail "vers27d3"
 984     xfail "vers27d4"
 985     xfail "vers27d5"
 986 } else {
 987     build_vers_lib_no_pic "vers27a" vers27a.c vers27a "" vers27a.map vers27a.ver vers27a.dsym ""
 988     build_vers_lib_no_pic "vers27b" vers27b.c vers27b "" "" vers27b.ver vers27b.dsym ""
 989     build_vers_lib_no_pic "vers27c1" vers27c.c vers27c1 "vers27b.o vers27a.so" "" vers27c.ver vers27c.dsym ""
 990     build_vers_lib_no_pic "vers27c2" vers27c.c vers27c2 "vers27a.so vers27b.o" "" vers27c.ver vers27c.dsym ""
 991     build_vers_lib_pic "vers27d1" vers27d1.c vers27d1 "" vers27a.map vers27d.ver vers27d.dsym vers27d.sym
 992    build_vers_lib_pic "vers27d2" vers27d2.c vers27d2 "" "" vers27b.ver vers27b.dsym ""
 993     build_executable "vers27d3" vers27d3.c vers27d3 "vers27b.o vers27d2.so vers27d1.so" "" vers27b.ver vers27b.dsym ""
 994     build_vers_lib_pic "vers27d4" vers27d2.c vers27d4 "vers27a.so" "" vers27d4.ver vers27d4.dsym ""
 995     build_executable "vers27d5" vers27d3.c vers27d5 "vers27d4.so vers27b.o vers27a.so" "" vers27b.ver vers27b.dsym ""
 996 }
 997
 998 # Test weak versioned definition vs. strong definition in different
 999 # files.
1000 build_vers_lib_pic "vers28a" vers28a.c vers28a "" "" vers28a.ver vers28a.dsym ""
1001 build_vers_lib_pic "vers28b" vers28b.c vers28b "" vers28b.map vers28b.ver vers28b.dsym ""
1002 build_vers_lib_pic "vers28c" vers28c.c vers28c "vers28b.so vers28a.so" "" vers28c.ver vers28c.dsym ""
1003 build_vers_lib_pic_flags "vers29" vers29.c vers29 "" "" vers29.ver vers29.dsym "" "--default-symver"
1004
1005 # Test #30 - test handling of symbol names global, local and extern in the
1006 # version script.
1007 build_vers_lib_pic "vers30" vers30.c vers30 "" vers30.map vers30.ver vers30.dsym ""
1008
1009 # Test #31 -- quoted strings in version sections.
1010 build_vers_lib_pic "vers31" vers31.c vers31 "" vers31.map vers31.ver vers31.dsym ""
1011
1012 # Test #32 -- linker --defsym
1013 build_vers_lib_pic "vers32a" vers32a.c vers32a "" vers32.map vers32a.ver vers32a.dsym ""
1014 build_vers_lib_pic_flags "vers32b" vers32b.c vers32b "vers32a.so" vers32.map vers32b.ver vers32b.dsym "" "--defsym foo=0"