ld/testsuite/ld-elfvers/vers.exp

   1 # Expect script for ld-version tests
   2 #   Copyright (C) 1997-2020 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 { ![check_compiler_available] } {
  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 ia64-*-elf*]
  41      && ![istarget ia64-*-linux*]
  42      && ![istarget m68k-*-linux*]
  43      && ![istarget mips*-*-irix5*]
  44      && ![istarget powerpc*-*-elf*]
  45      && ![istarget powerpc*-*-linux*]
  46      && ![istarget powerpc*-*-sysv4*]
  47      && ![istarget sparc*-*-elf]
  48      && ![istarget sparc*-*-solaris2*]
  49      && ![istarget sparc*-*-linux*]
  50      && ![istarget aarch64*-*-linux*]
  51      && ![istarget arm*-*-linux*]
  52      && ![istarget mips*-*-linux*]
  53      && ![istarget alpha*-*-linux*]
  54      && ![istarget s390*-*-linux*]
  55      && ![istarget sh\[34\]*-*-linux*]
  56      && ![istarget x86_64-*-linux*] } {
  57     return
  58 }
  59
  60 set diff diff
  61 set tmpdir tmpdir
  62 set VOBJDUMP_FLAGS --private-headers
  63 set DOBJDUMP_FLAGS --dynamic-syms
  64 set SOBJDUMP_FLAGS --syms
  65 set shared "--shared --no-undefined-version"
  66 set script --version-script
  67
  68 # Old version of GCC for MIPS default to enabling -fpic
  69 # and get confused if it is used on the command line.
  70 if { [istarget mips*-*-*] && ! [at_least_gcc_version 4 3] } then {
  71     set picflag ""
  72 } else {
  73     # Unfortunately, the gcc argument is -fpic and the cc argument is
  74     # -KPIC.  We have to try both.
  75     set picflag "-fpic"
  76     send_log "$CC $picflag\n"
  77     verbose "$CC $picflag"
  78     catch "exec $CC $picflag" exec_output
  79     send_log "$exec_output\n"
  80     verbose "--" "$exec_output"
  81     if { [string match "*illegal option*" $exec_output]
  82          || [string match "*option ignored*" $exec_output]
  83          || [string match "*unrecognized option*" $exec_output]
  84          || [string match "*passed to ld*" $exec_output] } {
  85         set picflag "-KPIC"
  86     }
  87 }
  88
  89 switch -glob $target_triplet {
  90     ia64-*-* { set as_options "-x" }
  91     sparc-*-* { set as_options "-Av9a" }
  92     default { set as_options "" }
  93 }
  94
  95 proc test_ar { test lib object expect } {
  96     global ar
  97     global nm
  98     global tmpdir
  99     global srcdir
 100     global subdir
 101     global diff
 102
 103     verbose -log "$ar -cr $tmpdir/$lib $tmpdir/$object"
 104     catch "exec $ar -cr $tmpdir/$lib $tmpdir/$object" exec_output
 105     set exec_output [prune_warnings $exec_output]
 106     if ![string match "" $exec_output] {
 107         verbose -log "$exec_output"
 108         unresolved "$test"
 109         return
 110     }
 111
 112     set cmd "$nm --print-armap $tmpdir/$lib | grep \\\ in\\\  | egrep VERS\\\|bar\\\|foo | grep -v ^\\\\. | sort > $tmpdir/nm.out"
 113     verbose -log $cmd
 114     catch "exec $cmd" exec_output
 115     if [string match "" $exec_output] then {
 116         catch "exec sort $srcdir/$subdir/$expect | $diff $tmpdir/nm.out -" exec_output
 117         set exec_output [prune_warnings $exec_output]
 118         if [string match "" $exec_output] then {
 119             pass $test
 120             return
 121         } else {
 122             verbose -log "$exec_output"
 123             fail "$test"
 124             return
 125         }
 126     } else {
 127         verbose -log "$exec_output"
 128         fail "$test"
 129     }
 130 }
 131
 132 #
 133 # objdump_emptysymstuff
 134 #       Check non-dynamic symbols and make sure there are none with '@'.
 135 #
 136 proc objdump_emptysymstuff { objdump object } {
 137     global SOBJDUMP_FLAGS
 138     global version_output
 139     global diff
 140
 141     if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
 142
 143     verbose -log "$objdump $SOBJDUMP_FLAGS $object | sed -n /\@/p"
 144
 145     catch "exec $objdump $SOBJDUMP_FLAGS $object | sed -n /\@/p" exec_output
 146     set exec_output [prune_warnings $exec_output]
 147     if [string match "" $exec_output] then {
 148 # We shouldn't get anything here.
 149         return 1
 150     } else {
 151 # it is not normal to come here - we have no output to compare.
 152         verbose -log "$exec_output"
 153         verbose -log "objdump_emptysymstuff: did not expect any output from objdump"
 154         return 0
 155     }
 156
 157 }
 158
 159 #
 160 # objdump_emptydynsymstuff
 161 #       Check dynamic symbols and make sure there are none with '@'.
 162 #
 163 proc objdump_emptydynsymstuff { objdump object } {
 164     global DOBJDUMP_FLAGS
 165     global version_output
 166     global diff
 167
 168     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 169
 170     verbose -log "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p"
 171
 172     catch "exec $objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p" exec_output
 173     set exec_output [prune_warnings $exec_output]
 174     if [string match "" $exec_output] then {
 175 # We shouldn't get anything here.
 176         return 1
 177     } else { if [string match "*objdump: *: not a dynamic object" $exec_output] then {
 178         return 1
 179     } else {
 180 # it is not normal to come here - we have no output to compare.
 181         verbose -log "$exec_output"
 182         verbose -log "objdump_emptydynsymstuff: did not expect any output from objdump"
 183         return 0
 184     } }
 185 }
 186
 187 #
 188 # objdump_emptyverstuff
 189 #       Make sure there is no version information
 190 #
 191 proc objdump_emptyverstuff { objdump object } {
 192     global VOBJDUMP_FLAGS
 193     global version_output
 194     global diff
 195     global tmpdir
 196
 197     if {[which $objdump] == 0} then {
 198         perror "$objdump does not exist"
 199         return 0
 200     }
 201
 202     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 203
 204     verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out"
 205
 206     catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p" exec_output
 207     set exec_output [prune_warnings $exec_output]
 208     if [string match "" $exec_output] then {
 209 # it is normal to fail here - we have no output to compare.
 210         return 1
 211     } else { if { [string match "*libc*" $exec_output] } then {
 212 # this probably means that there is version information in libc, so we
 213 # can't really perform this test.
 214         return 1
 215     } else {
 216         verbose -log "$exec_output"
 217         verbose -log "objdump_emptyverstuff: did not expect any output from objdump"
 218         return 0
 219     } }
 220
 221 }
 222
 223 #
 224 # objdump_symstuff
 225 #       Dump non-dynamic symbol stuff and make sure that it is sane.
 226 #
 227 proc objdump_symstuff { objdump object expectfile } {
 228     global SOBJDUMP_FLAGS
 229     global version_output
 230     global diff
 231     global tmpdir
 232
 233     if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
 234
 235     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"
 236     verbose -log $cmd
 237     catch "exec $cmd" exec_output
 238     set exec_output [prune_warnings $exec_output]
 239     if [string match "" $exec_output] then {
 240
 241 # Now do a line-by-line comparison to effectively diff the darned things
 242 # The stuff coming from the expectfile is actually a regex, so we can
 243 # skip over the actual addresses and so forth.  This is currently very
 244 # simpleminded - it expects a one-to-one correspondence in terms of line
 245 # numbers.
 246
 247         if [file exists $expectfile] then {
 248             set file_a [open $expectfile r]
 249         } else {
 250             perror "$expectfile doesn't exist"
 251             return 0
 252         }
 253
 254         if [file exists $tmpdir/objdump.out] then {
 255             set file_b [open $tmpdir/objdump.out r]
 256         } else {
 257             perror "$tmpdir/objdump.out doesn't exist"
 258             return 0
 259         }
 260
 261         verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
 262
 263         set eof -1
 264         set differences 0
 265
 266         while { [gets $file_a line] != $eof } {
 267             if [regexp "^#.*$" $line] then {
 268                 continue
 269             } else {
 270                 lappend list_a $line
 271             }
 272         }
 273         close $file_a
 274
 275         while { [gets $file_b line] != $eof } {
 276             if [regexp {\.text.* \.[^ ]*$} $line] then {
 277                 # Discard defined powerpc64 dot-symbols
 278                 continue
 279             } else {
 280                 lappend list_b $line
 281             }
 282         }
 283         close $file_b
 284
 285         for { set i 0 } { $i < [llength $list_a] } { incr i } {
 286             set line_a [lindex $list_a $i]
 287             set line_b [lindex $list_b $i]
 288
 289
 290             verbose "\t$expectfile: $i: $line_a" 3
 291             verbose "\t/tmp/objdump.out: $i: $line_b" 3
 292             if [regexp $line_a $line_b] then {
 293                 continue
 294             } else {
 295                 verbose -log "\t$expectfile: $i: $line_a"
 296                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 297
 298                 return 0
 299             }
 300         }
 301
 302         if { [llength $list_a] != [llength $list_b] } {
 303             verbose -log "Line count"
 304             return 0
 305         }
 306
 307         if $differences<1 then {
 308             return 1
 309         }
 310
 311         return 0
 312     } else {
 313         verbose -log "$exec_output"
 314         return 0
 315     }
 316
 317 }
 318
 319 #
 320 # objdump_dymsymstuff
 321 #       Dump dynamic symbol stuff and make sure that it is sane.
 322 #
 323 proc objdump_dynsymstuff { objdump object expectfile } {
 324     global DOBJDUMP_FLAGS
 325     global version_output
 326     global diff
 327     global tmpdir
 328
 329     if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" }
 330
 331     set cmd "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p | sort | uniq > $tmpdir/objdump.out"
 332     verbose -log $cmd
 333     catch "exec $cmd" exec_output
 334     set exec_output [prune_warnings $exec_output]
 335     if [string match "" $exec_output] then {
 336
 337 # Now do a line-by-line comparison to effectively diff the darned things
 338 # The stuff coming from the expectfile is actually a regex, so we can
 339 # skip over the actual addresses and so forth.  This is currently very
 340 # simpleminded - it expects a one-to-one correspondence in terms of line
 341 # numbers.
 342
 343         if [file exists $expectfile] then {
 344             set file_a [open $expectfile r]
 345         } else {
 346             warning "$expectfile doesn't exist"
 347             return 0
 348         }
 349
 350         if [file exists $tmpdir/objdump.out] then {
 351             set file_b [open $tmpdir/objdump.out r]
 352         } else {
 353             fail "$tmpdir/objdump.out doesn't exist"
 354             return 0
 355         }
 356
 357         verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
 358
 359         set eof -1
 360         set differences 0
 361
 362         while { [gets $file_a line] != $eof } {
 363             if [regexp "^#.*$" $line] then {
 364                 continue
 365             } else {
 366                 lappend list_a $line
 367             }
 368         }
 369         close $file_a
 370
 371         while { [gets $file_b line] != $eof } {
 372             if [regexp {\.text.* \.[^ ]*$} $line] then {
 373                 # Discard defined powerpc64 dot-symbols
 374                 continue
 375             } else {
 376                 lappend list_b $line
 377             }
 378         }
 379         close $file_b
 380
 381         # Support empty files.
 382         if { ![info exists list_a] } then {
 383             if { ![info exists list_b] } then {
 384                 return 1
 385             }
 386             verbose -log "\t$tmpdir/objdump.out: $list_b"
 387             return 0
 388         }
 389
 390         for { set i 0 } { $i < [llength $list_b] } { incr i } {
 391             set line_b [lindex $list_b $i]
 392
 393 # The tests are rigged so that we should never export a symbol with the
 394 # word 'hide' in it.  Thus we just search for it, and bail if we find it.
 395             if [regexp "hide" $line_b] then {
 396                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 397
 398                 return 0
 399             }
 400
 401             verbose "\t$expectfile: $i: $line_b" 3
 402
 403             # We can't assume that the sort is consistent across
 404             # systems, so we must check each regexp.  When we find a
 405             # regexp, we null it out, so we don't match it twice.
 406             for { set j 0 } { $j < [llength $list_a] } { incr j } {
 407                 set line_a [lindex $list_a $j]
 408
 409                 if [regexp $line_a $line_b] then {
 410                     lreplace $list_a $j $j "CAN NOT MATCH"
 411                     break
 412                 }
 413             }
 414
 415             if { $j >= [llength $list_a] } {
 416                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 417
 418                 return 0
 419             }
 420         }
 421
 422         if { [llength $list_a] != [llength $list_b] } {
 423             verbose -log "Line count"
 424             return 0
 425         }
 426
 427         if $differences<1 then {
 428             return 1
 429         }
 430
 431         return 0
 432     } else {
 433         verbose -log "$exec_output"
 434         return 0
 435     }
 436
 437 }
 438
 439 #
 440 # objdump_versionstuff
 441 #       Dump version definitions/references and make sure that it is sane.
 442 #
 443 proc objdump_versionstuff { objdump object expectfile } {
 444     global VOBJDUMP_FLAGS
 445     global version_output
 446     global diff
 447     global tmpdir
 448
 449     if {[which $objdump] == 0} then {
 450         perror "$objdump does not exist"
 451         return 0
 452     }
 453
 454     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 455
 456     verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out"
 457
 458     catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out" exec_output
 459     set exec_output [prune_warnings $exec_output]
 460     if [string match "" $exec_output] then {
 461
 462         # It's OK if there are extra lines in the actual output; they
 463         # may come from version information in libc.  We require that
 464         # every line in EXPECTFILE appear in the output in any order.
 465
 466         set f2 [open $expectfile r]
 467         while { [gets $f2 l2] != -1 } {
 468             if { ![regexp "^#.*$" $l2] } then {
 469                 set f1 [open $tmpdir/objdump.out r]
 470                 while { [gets $f1 l1] != -1 } {
 471                     if { [string match $l2 $l1] } then {
 472                         break
 473                     }
 474                 }
 475                 close $f1
 476
 477                 if { ![string match $l2 $l1] } then {
 478                     verbose -log "Did not find \"$l2\""
 479                     set f1 [open $tmpdir/objdump.out r]
 480                     while { [gets $f1 l1] != -1 } {
 481                         verbose -log $l1
 482                     }
 483                     close $f1
 484                     close $f2
 485                     return 0
 486                 }
 487             }
 488         }
 489         close $f2
 490         return 1
 491     } else {
 492         verbose -log "$exec_output"
 493         return 0
 494     }
 495 }
 496
 497 proc build_binary { shared pic test source libname other mapfile verexp versymexp symexp ldargs } {
 498     global ld
 499     global srcdir
 500     global subdir
 501     global exec_output
 502     global host_triplet
 503     global tmpdir
 504     global as
 505     global as_options
 506     global objdump
 507     global CC
 508     global CFLAGS
 509     global script
 510
 511     if ![ld_compile "$CC -S $pic $CFLAGS" $srcdir/$subdir/$source $tmpdir/$libname.s]     {
 512         unresolved "$test"
 513         return
 514     }
 515
 516     if ![ld_assemble $as "$as_options $tmpdir/$libname.s" $tmpdir/$libname.o ]     {
 517         unresolved "$test"
 518         return
 519     }
 520
 521     set other_lib ""
 522     if ![string match "" $other] then {
 523         foreach o $other {
 524             set other_lib "$other_lib $tmpdir/$o"
 525         }
 526     }
 527
 528     if [string match "" $mapfile] then {
 529         set script_arg ""
 530     } else {
 531         set script_arg "$script $srcdir/$subdir/$mapfile"
 532     }
 533
 534     if {![ld_link $ld $tmpdir/$libname.so "$shared $tmpdir/$libname.o $other_lib $script_arg $ldargs"]}     {
 535         fail "$test"
 536         return
 537     }
 538
 539     if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]}     {
 540         fail "$test"
 541         return
 542     }
 543
 544     if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]}     {
 545         fail "$test"
 546         return
 547     }
 548
 549     if [string match "" $symexp] then {
 550         if {![objdump_emptysymstuff $objdump $tmpdir/$libname.o ]}     {
 551             fail "$test"
 552             return
 553         }
 554     } else {
 555         if {![objdump_symstuff $objdump $tmpdir/$libname.o $srcdir/$subdir/$symexp ]}     {
 556             fail "$test"
 557             return
 558         }
 559     }
 560
 561     pass $test
 562
 563 }
 564
 565 proc build_executable { test source libname other mapfile verexp versymexp symexp } {
 566   build_binary "" "" $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 567 }
 568
 569 proc build_vers_lib_no_pic { test source libname other mapfile verexp versymexp symexp } {
 570   global shared
 571   # Make sure that PLT is used since PLT is expected.
 572   global PLT_CFLAGS
 573   build_binary "$shared -z notext" $PLT_CFLAGS $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 574 }
 575
 576 proc build_vers_lib_pic { test source libname other mapfile verexp versymexp symexp } {
 577   global picflag
 578   global shared
 579   build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 580 }
 581
 582 proc build_vers_lib_pic_flags { test source libname other mapfile verexp versymexp symexp ldargs } {
 583   global picflag
 584   global shared
 585   build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp $ldargs
 586 }
 587
 588 proc test_ldfail { test flag source execname other mapfile whyfail } {
 589     global srcdir
 590     global subdir
 591     global exec_output
 592     global host_triplet
 593     global tmpdir
 594     global as
 595     global as_options
 596     global objdump
 597     global CC
 598     global CFLAGS
 599     global script
 600
 601     if [string match "" $other] then {
 602         set other_lib ""
 603     } else {
 604         set other_lib $tmpdir/$other
 605     }
 606
 607     if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 608         unresolved "$test"
 609         return
 610     }
 611
 612     if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ]     {
 613         unresolved "$test"
 614         return
 615     }
 616
 617     verbose -log "This link should fail because of $whyfail"
 618
 619     if [string match "" $mapfile] then {
 620         set script_arg ""
 621     } else {
 622         set script_arg "-Wl,$script $srcdir/$subdir/$mapfile"
 623     }
 624
 625     if {![ld_link $CC $tmpdir/$execname "$tmpdir/$execname.o $other_lib $script_arg"]}     {
 626         pass "$test"
 627         return
 628     }
 629     fail "$test"
 630 }
 631
 632 proc test_asfail { test flag source execname whyfail } {
 633     global srcdir
 634     global subdir
 635     global tmpdir
 636     global as
 637     global CC
 638     global CFLAGS
 639
 640     if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 641         unresolved "$test"
 642         return
 643     }
 644
 645     verbose -log "This assemble should fail because of $whyfail"
 646     catch "exec $as -o $tmpdir/$execname.o $tmpdir/$execname.s" exec_output
 647     set exec_output [prune_warnings $exec_output]
 648     if [string match "" $exec_output] then {
 649         fail "$test"
 650         return
 651     }
 652     verbose -log "$exec_output"
 653     pass "$test"
 654 }
 655
 656 proc test_strip_vers_lib { test srclib libname verexp versymexp } {
 657     global strip
 658     global srcdir
 659     global subdir
 660     global exec_output
 661     global host_triplet
 662     global tmpdir
 663     global objdump
 664
 665     if {! [file exists $tmpdir/$srclib] } then {
 666         fail "$test ($tmpdir/$srclib does not exist)"
 667         return
 668     }
 669     verbose -log "cp $tmpdir/$srclib $tmpdir/$libname.so"
 670     exec cp $tmpdir/$srclib $tmpdir/$libname.so
 671
 672     verbose -log "$strip $tmpdir/$libname.so"
 673     catch "exec $strip $tmpdir/$libname.so" exec_output
 674     if [string match "" $exec_output] then {
 675
 676 # If strip went OK, then run the usual tests on the thing to make sure that
 677 # it is sane.
 678         if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]}     {
 679             fail "$test"
 680             return
 681         }
 682
 683         if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]}     {
 684             fail "$test"
 685             return
 686         }
 687
 688     } else {
 689         verbose -log "$exec_output"
 690         fail "$test"
 691         return
 692     }
 693     pass $test
 694 }
 695
 696
 697 proc build_exec { test source execname flags solibname verexp versymexp symexp } {
 698     global srcdir
 699     global subdir
 700     global exec_output
 701     global host_triplet
 702     global tmpdir
 703     global as
 704     global as_options
 705     global objdump
 706     global CC
 707     global CFLAGS
 708
 709     set shared "--shared --no-undefined-version"
 710     set script --version-script
 711     if ![ld_compile "$CC -S $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 712         unresolved "$test"
 713         return
 714     }
 715
 716     if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ]     {
 717         unresolved "$test"
 718         return
 719     }
 720
 721     if [string match "" $solibname] then {
 722         set solibname_lib ""
 723     } else {
 724         set solibname_lib $tmpdir/$solibname
 725     }
 726
 727     if {![ld_link $CC $tmpdir/$execname "$flags $tmpdir/$execname.o $solibname_lib"]}     {
 728         fail "$test"
 729         return
 730     }
 731
 732     if [string match "" $verexp] then {
 733 #
 734 # Make sure we get nothing back.
 735 #
 736         if {![objdump_emptyverstuff $objdump $tmpdir/$execname ]}     {
 737             fail "$test"
 738             return
 739         }
 740     } else {
 741         if {![objdump_versionstuff $objdump $tmpdir/$execname $srcdir/$subdir/$verexp ]}     {
 742             fail "$test"
 743             return
 744         }
 745     }
 746
 747     if [string match "" $versymexp] then {
 748         if {![objdump_emptydynsymstuff $objdump $tmpdir/$execname ]}     {
 749             fail "$test"
 750             return
 751         }
 752     } else {
 753         if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$versymexp ]}     {
 754             fail "$test"
 755             return
 756         }
 757     }
 758
 759     if [string match "" $symexp] then {
 760         if {![objdump_emptysymstuff $objdump $tmpdir/$execname.o ]}     {
 761             fail "$test"
 762             return
 763         }
 764     } else {
 765         if {![objdump_symstuff $objdump $tmpdir/$execname.o $srcdir/$subdir/$symexp ]}     {
 766             fail "$test"
 767             return
 768         }
 769     }
 770
 771     pass $test
 772 }
 773
 774 if { [istarget x86_64-*-linux*] \
 775      || [istarget arm*-*-*] \
 776      || ( [istarget mips*-*-linux*] && [at_least_gcc_version 4 3] ) } {
 777     # x86_64, ARM and newer MIPS toolchains do not like non-pic shared libraries
 778     set pic "yes"
 779 } else {
 780     set pic "no"
 781 }
 782
 783 #
 784 # Basic test - build a library with versioned symbols.
 785 #
 786 build_vers_lib_pic "vers1" vers1.c vers1 "" vers1.map vers1.ver vers1.dsym vers1.sym
 787
 788
 789 #
 790 # Test #2 - build a library, and link it against the library we built in step
 791 # 1.
 792 #
 793 build_vers_lib_pic "vers2" vers2.c vers2 vers1.so vers2.map vers2.ver vers2.dsym ""
 794
 795 #
 796 # Test #3 - build an executable, and link it against vers1.so.
 797 #
 798 build_exec "vers3" vers3.c vers3 "-Wl,--no-as-needed" vers1.so vers3.ver vers3.dsym ""
 799
 800 #
 801 # Test #4 - Make sure a version implicitly defined in an executable
 802 # causes a version node to be created.  Verify this both with and without
 803 # --export-dynamic.
 804 #
 805
 806 # This test fails on MIPS.  On the MIPS we must put foo in the dynamic
 807 # symbol table, which the test does not expect.
 808 setup_xfail "mips*-*-*"
 809 build_exec "vers4" vers4.c vers4 "" "" "" "" vers4.sym
 810
 811 build_exec "vers4a" vers4.c vers4a "-Wl,-export-dynamic" "" vers4a.ver vers4a.dsym vers4a.sym
 812
 813 # Verify that --no-export-dynamic undoes the effect of --export-dynamic.
 814 setup_xfail "mips*-*-*"
 815 build_exec "vers4b" vers4.c vers4b "-Wl,-export-dynamic -Wl,--no-export-dynamic" "" "" "" vers4.sym
 816
 817
 818 #
 819 # Try multiple definitions foo@BAR and foo@@BAR and make sure the linker
 820 # complains.
 821 #
 822 test_ldfail "vers5" "" vers5.c vers5 "" "" "multiple definition of foo@VERS_1.2"
 823
 824 #
 825 #
 826 # Now build a test that should reference a bunch of versioned symbols.
 827 # All of them should be correctly referenced.
 828 #
 829 build_exec "vers6" vers6.c vers6 "-Wl,--no-as-needed" vers1.so vers6.ver vers6.dsym vers6.sym
 830
 831 #
 832 # Another test to verify that something made local via 'local' is truly not
 833 # accessible.
 834 #
 835 if [string match "yes" $pic] then {
 836     xfail "vers7a"
 837     xfail "vers7"
 838 } else {
 839     build_vers_lib_no_pic "vers7a" vers7a.c vers7a "" vers7.map vers7a.ver vers7a.dsym vers7a.sym
 840
 841     test_ldfail "vers7" "" vers7.c vers7 vers7a.so "" "undefined reference to hide_a"
 842 }
 843
 844
 845 #
 846 # This test is designed to verify that we can pass a linker script on the
 847 # command line as if it were a normal .o file.
 848 #
 849 catch "exec cp $srcdir/$subdir/vers8.map $tmpdir/" ignore_output
 850 build_vers_lib_pic "vers8" vers1.c vers8 vers8.map "" vers8.ver vers1.dsym vers1.sym
 851
 852 #
 853 # This test tries to make sure that version references to versioned symbols
 854 # don't collide with default definitions with the same symbol.
 855 #
 856 build_exec "vers9" vers9.c vers9 "-Wl,-export-dynamic" "" vers9.ver vers9.dsym vers9.sym
 857
 858
 859 #
 860 # Try and use a non-existant version node.  The linker should fail with
 861 # an error message.
 862 #
 863 test_ldfail "vers10" "-DDO_TEST10" vers1.c vers10 "" "vers1.map --shared" "invalid version"
 864
 865 #
 866 # Try and some things the assembler should complain about.
 867 #
 868 test_asfail "vers11" "-DDO_TEST11" vers1.c vers11 "no @ in symver"
 869
 870 test_asfail "vers12" "-DDO_TEST12" vers1.c vers12 "extern version definition"
 871
 872 #
 873 # Put a shared library in an archive library, and make sure the global
 874 # archive symbol table is sane.
 875 #
 876 test_ar "ar with versioned solib" vers13.a vers1.so vers13.asym
 877
 878 #
 879 # Strip a shared library, and make sure we didn't screw something up in there.
 880 #
 881 test_strip_vers_lib "vers14" vers1.so vers14 vers1.ver vers1.dsym
 882
 883
 884 #
 885 # Build another test with some versioned symbols.  Here we are going to
 886 # try and override something from the library, and we shouldn't get
 887 # any errors.
 888 #
 889 build_exec "vers15" vers15.c vers15 "-Wl,--no-as-needed" vers1.so vers15.ver vers15.dsym vers15.sym
 890
 891 #
 892 # Test that when we override a versioned symbol from the library this
 893 # symbol appears in the dynamic symbol table of the executable.
 894 #
 895 build_vers_lib_pic "vers16a" vers16a.c vers16a "" vers16.map vers16a.ver vers16a.dsym ""
 896 build_exec "vers16" vers16.c vers16 "-Wl,--no-as-needed" vers16a.so "" vers16.dsym ""
 897
 898 # Test a weak versioned symbol.
 899 build_vers_lib_pic "vers17" vers17.c vers17 "" vers17.map vers17.ver vers17.dsym ""
 900 build_vers_lib_pic "vers18" vers18.c vers18 vers17.so vers18.map vers18.ver vers18.dsym vers18.sym
 901 build_exec "vers19" vers19.c vers19 "-Wl,--no-as-needed,-rpath,.,-rpath-link,." vers18.so vers19.ver vers19.dsym ""
 902
 903 build_vers_lib_no_pic "vers20a" vers20.c vers20a "" vers20.map vers20a.ver vers20.dsym ""
 904 if {! [file exists $tmpdir/vers20a.so] } then {
 905     fail "Building vers20a.so"
 906 } else {
 907     exec cp $tmpdir/vers20a.so $tmpdir/vers20b.so
 908     build_vers_lib_no_pic "vers20" vers20.c vers20 "vers20a.so vers20b.so" vers20.map vers20.ver vers20.dsym ""
 909 }
 910
 911 # Test .symver override.
 912 build_vers_lib_pic "vers21" vers21.c vers21 "" vers21.map vers21.ver vers21.dsym vers21.sym
 913
 914 # Test moving default definition from one DSO to another.
 915 build_vers_lib_pic "vers22a" vers22a.c vers22a "" vers22.map vers22a.ver vers22a.dsym vers22a.sym
 916 build_vers_lib_pic "vers22b" vers22b.c vers22b "" vers22.map vers22b.ver vers22b.dsym ""
 917 build_vers_lib_pic "vers22" vers22.c vers22 "vers22a.so vers22b.so" "" vers22.ver vers22.dsym ""
 918
 919 # Test versioned definitions in different files.
 920 if [string match "yes" $pic] then {
 921     xfail "vers23a"
 922     xfail "vers23b"
 923     xfail "vers23c"
 924     xfail "vers23d"
 925     xfail "vers23"
 926 } else {
 927     build_vers_lib_no_pic "vers23a" vers23a.c vers23a "" vers23a.map vers23a.ver vers23a.dsym vers23a.sym
 928     build_vers_lib_no_pic "vers23b" vers23b.c vers23b "" vers23b.map vers23b.ver vers23b.dsym ""
 929     build_vers_lib_no_pic "vers23c" vers23b.c vers23c "vers23a.so" vers23b.map vers23c.ver vers23b.dsym ""
 930     build_exec "vers23d" vers23.c vers23d "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23c.so" "" vers23.ver vers23d.dsym ""
 931     build_exec "vers23" vers23.c vers23 "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23b.o tmpdir/vers23b.so" "" vers23.ver vers23.dsym ""
 932 }
 933
 934 # Test .symver x,x@VERS.0
 935 set as_pic_flags ""
 936 if [istarget sparc*-*-*] {
 937   set as_pic_flags "-K PIC"
 938 }
 939 run_ld_link_tests [list "\"vers24a\"
 940                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 941                          \"$as_pic_flags $as_options\" {vers24a.c vers24b.c} { { readelf -Wrs vers24.rd } }
 942                          \"libvers24a.so\" \"-fpic\""]
 943 run_ld_link_tests [list "\"vers24b\"
 944                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 945                          \"$as_pic_flags $as_options\" {vers24b.c vers24a.c} { { readelf -Wrs vers24.rd } }
 946                          \"libvers24b.so\" \"-fpic\""]
 947 run_ld_link_tests [list "\"vers24c\"
 948                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 949                          \"$as_pic_flags $as_options\" {vers24c.c} { { readelf -Wrs vers24.rd } }
 950                          \"libvers24c.so\" \"-fpic\""]
 951
 952 # Test versioned definition vs. normal definition in different files.
 953 if [string match "yes" $pic] then {
 954     xfail "vers25a"
 955     xfail "vers25b1"
 956     xfail "vers25b2"
 957 } else {
 958     build_vers_lib_no_pic "vers25a" vers25a.c vers25a "" vers25a.map vers25a.ver vers25a.dsym ""
 959     build_vers_lib_no_pic "vers25b1" vers25b.c vers25b1 "vers25a.o vers25a.so" "" vers25b.ver vers25b.dsym ""
 960     build_vers_lib_no_pic "vers25b2" vers25b.c vers25b2 "vers25a.so vers25a.o" "" vers25b.ver vers25b.dsym ""
 961 }
 962
 963 build_vers_lib_pic "vers26a" vers26a.c vers26a "" vers26a.map vers26a.ver vers26a.dsym ""
 964 build_vers_lib_pic "vers26b1" vers26b.c vers26b1 "" "" vers26b.ver vers26b.dsym ""
 965 build_vers_lib_pic "vers26b2" vers26b.c vers26b2 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym ""
 966 if [string match "yes" $pic] then {
 967     xfail "vers26b3"
 968 } else {
 969     build_vers_lib_no_pic "vers26b3" vers26b.c vers26b3 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym ""
 970 }
 971
 972 # Test versioned definition vs. hidden definition in different files.
 973 if [string match "yes" $pic] then {
 974     xfail "vers27a"
 975     xfail "vers27b"
 976     xfail "vers27c1"
 977     xfail "vers27c2"
 978     xfail "vers27d1"
 979     xfail "vers27d2"
 980     xfail "vers27d3"
 981     xfail "vers27d4"
 982     xfail "vers27d5"
 983 } else {
 984     build_vers_lib_no_pic "vers27a" vers27a.c vers27a "" vers27a.map vers27a.ver vers27a.dsym ""
 985     build_vers_lib_no_pic "vers27b" vers27b.c vers27b "" "" vers27b.ver vers27b.dsym ""
 986     build_vers_lib_no_pic "vers27c1" vers27c.c vers27c1 "vers27b.o vers27a.so" "" vers27c.ver vers27c.dsym ""
 987     build_vers_lib_no_pic "vers27c2" vers27c.c vers27c2 "vers27a.so vers27b.o" "" vers27c.ver vers27c.dsym ""
 988     build_vers_lib_pic "vers27d1" vers27d1.c vers27d1 "" vers27a.map vers27d.ver vers27d.dsym vers27d.sym
 989     build_vers_lib_pic "vers27d2" vers27d2.c vers27d2 "" "" vers27b.ver vers27b.dsym ""
 990     build_executable "vers27d3" vers27d3.c vers27d3 "vers27b.o vers27d2.so vers27d1.so" "" vers27b.ver vers27b.dsym ""
 991     build_vers_lib_pic "vers27d4" vers27d2.c vers27d4 "vers27a.so" "" vers27d4.ver vers27d4.dsym ""
 992     build_executable "vers27d5" vers27d3.c vers27d5 "vers27d4.so vers27b.o vers27a.so" "" vers27b.ver vers27b.dsym ""
 993 }
 994
 995 # Test weak versioned definition vs. strong definition in different
 996 # files.
 997 build_vers_lib_pic "vers28a" vers28a.c vers28a "" "" vers28a.ver vers28a.dsym ""
 998 build_vers_lib_pic "vers28b" vers28b.c vers28b "" vers28b.map vers28b.ver vers28b.dsym ""
 999 build_vers_lib_pic "vers28c" vers28c.c vers28c "vers28b.so vers28a.so" "" vers28c.ver vers28c.dsym ""
1000 build_vers_lib_pic_flags "vers29" vers29.c vers29 "" "" vers29.ver vers29.dsym "" "--default-symver"
1001
1002 # Test #30 - test handling of symbol names global, local and extern in the
1003 # version script.
1004 build_vers_lib_pic "vers30" vers30.c vers30 "" vers30.map vers30.ver vers30.dsym ""
1005
1006 # Test #31 -- quoted strings in version sections.
1007 build_vers_lib_pic "vers31" vers31.c vers31 "" vers31.map vers31.ver vers31.dsym ""
1008
1009 # Test #32 -- linker --defsym
1010 build_vers_lib_pic "vers32a" vers32a.c vers32a "" vers32.map vers32a.ver vers32a.dsym ""
1011 build_vers_lib_pic_flags "vers32b" vers32b.c vers32b "vers32a.so" vers32.map vers32b.ver vers32b.dsym "" "--defsym foo=0"