ld/testsuite/ld-elf/elf.exp

   1 # Expect script for various ELF tests.
   2 #   Copyright (C) 2002-2024 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
  22 # Exclude non-ELF targets.
  23
  24 if ![is_elf_format] {
  25     return
  26 }
  27
  28 # Return true if target is riscv little endian.
  29 # xfail the riscv little endain targets for the compressed1d1 test;
  30 # The riscv big endian targets and others should pass.
  31 proc riscv_little_endian { } {
  32     if { [istarget "riscv32-*-*"]
  33          || [istarget "riscv64-*-*"]
  34          || [istarget "riscv32le-*-*"]
  35          || [istarget "riscv64le-*-*"] } {
  36         return 1
  37     }
  38     return 0
  39 }
  40
  41 set old_ldflags $LDFLAGS
  42 if { [istarget spu*-*-*] } {
  43     set LDFLAGS "$LDFLAGS --local-store 0:0"
  44 }
  45
  46 # hpux .comm differs from everyone else
  47 set hpux ""
  48 set old_asflags $ASFLAGS
  49 if [istarget "*-*-hpux*"] {
  50     set hpux "--defsym HPUX=1"
  51     set ASFLAGS "$ASFLAGS --defsym HPUX=1"
  52 }
  53
  54 if { [istarget alpha*-*-* ] } {
  55     # The compress1 test is written expecting 32-bit addresses; force the
  56     # executable down into the low address space to match.
  57     # ??? How can we adjust just the one testcase?
  58     set LDFLAGS "$LDFLAGS -Ttext-segment 0x1000000"
  59     set ASFLAGS "$ASFLAGS --defsym NO_SET=1"
  60 }
  61
  62 if [istarget "tic6x-*-*"] {
  63     append ASFLAGS " -mpic -mpid=near"
  64 }
  65
  66 if { [istarget "*-*-solaris*"] } {
  67     # Same for Solaris
  68     set options_regsub(ld) {-melf_x86_64 -melf_x86_64_sol2}
  69 }
  70
  71 if { [is_remote host] } then {
  72     remote_download host merge.ld
  73 }
  74
  75 # Note - the output file from the second test (symbol3w.a) is
  76 # used in the proc is_elf64 test below...
  77 run_ld_link_tests [list \
  78     [list "Build symbol3.a" \
  79         "" "" $hpux \
  80         {symbol3.s} {} "symbol3.a" ] \
  81     [list "Build symbol3w.a" \
  82         "" "" "" \
  83         {symbol3w.s} {} "symbol3w.a" ] \
  84 ]
  85
  86
  87 if [is_elf64 tmpdir/symbol3w.a] {
  88     set ASFLAGS "$ASFLAGS --defsym ALIGN=3"
  89     set pr23900_1_exp "pr23900-1-64.rd"
  90     set pr25490_2_exp "pr25490-2-64.rd"
  91     set pr25490_3_exp "pr25490-3-64.rd"
  92     set pr25490_4_exp "pr25490-4-64.rd"
  93     set pr25490_5_exp "pr25490-5-64.rd"
  94     set pr25490_6_exp "pr25490-6-64.rd"
  95 } else {
  96     set ASFLAGS "$ASFLAGS --defsym ALIGN=2"
  97     set pr23900_1_exp "pr23900-1-32.rd"
  98     if {    [istarget avr-*-*]
  99          || [istarget h8300-*-*]
 100          || [istarget ip2k-*-*]
 101          || [istarget m68hc11-*]
 102          || [istarget "z80-*-*"] } {
 103         set pr25490_2_exp "pr25490-2-16.rd"
 104         set pr25490_3_exp "pr25490-3-16.rd"
 105         set pr25490_4_exp "pr25490-4-16.rd"
 106         set pr25490_5_exp "pr25490-5-16.rd"
 107         set pr25490_6_exp "pr25490-6-16.rd"
 108     } else {
 109         set pr25490_2_exp "pr25490-2-32.rd"
 110         set pr25490_3_exp "pr25490-3-32.rd"
 111         set pr25490_4_exp "pr25490-4-32.rd"
 112         set pr25490_5_exp "pr25490-5-32.rd"
 113         set pr25490_6_exp "pr25490-6-32.rd"
 114     }
 115 }
 116
 117
 118
 119 # Targets that use _bfd_generic_link_add_symbols won't pass pr21703 tests
 120 run_ld_link_tests {
 121       {"PR ld/21703"
 122         "--allow-multiple-definition tmpdir/pr21703-1.o tmpdir/pr21703-2.o" "" "" \
 123         {pr21703-1.s pr21703-2.s} {{readelf {-s} pr21703.sd}} "pr21703" }
 124       {"PR ld/21703 -r"
 125         "-r --allow-multiple-definition tmpdir/pr21703-3.o tmpdir/pr21703-4.o" "" "" \
 126         {pr21703-3.s pr21703-4.s} {{readelf {-s} pr21703-r.sd}} "pr21703.o" }
 127 } \[is_generic\]
 128
 129 if [is_underscore_target] {
 130     set ASFLAGS "$ASFLAGS --defsym UNDERSCORE=1"
 131 }
 132
 133 set saved_ASFLAGS "$ASFLAGS"
 134 if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
 135     set ASFLAGS "$ASFLAGS -mx86-used-note=no"
 136 }
 137
 138 # Build libraries required for SHF_GNU_RETAIN tests.
 139 if { [check_gc_sections_available] && [supports_gnu_osabi] } {
 140     run_ld_link_tests [list \
 141         [list "Build libretain5.a" "" "" "" \
 142             {retain5lib.s} {} "libretain5.a"] \
 143         [list "Build libretain6.a" "" "" "" \
 144             {retain6lib.s} {} "libretain6.a"] \
 145         ]
 146 }
 147
 148 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
 149 foreach t $test_list {
 150     # We need to strip the ".d", but can leave the dirname.
 151     verbose [file rootname $t]
 152     run_dump_test [file rootname $t]
 153 }
 154
 155 set ASFLAGS "$saved_ASFLAGS"
 156
 157 # Check that the --out-implib option work correctly.
 158 # Targets that don't use elf.em won't support this.
 159 run_ld_link_tests [list \
 160     [list "Generate empty import library" \
 161         "--out-implib=tmpdir/implib.lib" "" \
 162         [concat "--defsym NO_GLOBAL=1" $hpux] \
 163         {implib.s} \
 164         {{ld empty-implib.out}} \
 165         "implib" ] \
 166     [list "Generate import library" \
 167         "--out-implib=tmpdir/implib.lib" "" \
 168         $hpux \
 169         {implib.s} \
 170         {{readelf {-s tmpdir/implib.lib} implib.rd}} \
 171         "implib" ] \
 172 ] \[uses_genelf\]
 173
 174 run_ld_link_tests [list \
 175     [list "Generate undefweak-1.a" \
 176         "" "" \
 177         $hpux \
 178         {undefweak-1a.s} \
 179         {} \
 180         "undefweak-1.a" ] \
 181     [list "Generate undefweak-1.o" \
 182         "-r" "tmpdir/undefweak-1.a" \
 183         $hpux \
 184         {undefweak-1b.s} \
 185         {{readelf {-rsW} undefweak-1.rd}} \
 186         "undefweak-1.o" ] \
 187 ] "alpha-*-*"
 188
 189 #v850 gas complains about .tbss.var section attributes.
 190 if { [check_gc_sections_available] && ![istarget "v850-*-*"] } {
 191     run_ld_link_tests {
 192         {"--gc-sections on tls variable"
 193             "--gc-section" "" "" {tls_gc.s} {} "tls_gc"}
 194     }
 195 }
 196
 197 proc target_defaults_to_execstack {} {
 198     global base_dir
 199
 200     # If the linker has been configured with --enable-default-execstack=no then
 201     # this proc should always return 0.
 202     if { [file exists $base_dir/config.status] } {
 203         set status [remote_exec host grep "enable-default-execstack=no" $base_dir/config.status]
 204         if { [lindex $status 0] == 0 } {
 205             return 0
 206         } else {
 207             verbose -log "$base_dir/config.status does not contain enable-default-execstack=no"
 208         }
 209     } else {
 210         verbose -log "there is no file $base_dir/config.status"
 211     }
 212
 213     if {   [istarget "aarch64*-*-*"]
 214         || [istarget "arc*-*-*"]
 215         || [istarget "cris*-*-*"]
 216         || [istarget "ia64*-*-*"]
 217         || [istarget "kvx*-*-*"]
 218         || [istarget "loongarch*-*-*"]
 219         || [istarget "nios2*-*-*"]
 220         || [istarget "powerpc64*-*-*"]
 221         || [istarget "pru*-*-*"]
 222         || [istarget "riscv*-*-*"]
 223         || [istarget "tilegx*-*-*"]
 224         || [istarget "tilepro*-*-*"] } {
 225           return 0
 226     }
 227     return 1
 228 }
 229
 230 if {   [istarget *-*-*linux*]
 231     || [istarget *-*-nacl*]
 232     || [istarget *-*-gnu*] } {
 233     run_ld_link_tests [list \
 234         [list "stack exec" \
 235             "-z execstack --no-error-execstack" \
 236             "" \
 237             "" \
 238             {stack.s} \
 239             {{readelf {-Wl} stack-exec.rd}} \
 240             "stack-exec.exe"] \
 241         [list "stack noexec" \
 242             "-z noexecstack" \
 243             "" \
 244             "" \
 245             {stack.s} \
 246             {{readelf {-Wl} stack-noexec.rd}} \
 247             "stack-noexec.exe"] \
 248         [list "stack size" \
 249             "-z stack-size=0x123400 -z noexecstack" \
 250             "" \
 251             "" \
 252             {stack.s} \
 253             {{readelf {-Wl} stack-size.rd}} \
 254             "stack-size.exe"] \
 255         [list "PT_GNU_PROPERTY alignment" \
 256             "" \
 257             "" \
 258             "" \
 259             {pr23900-1.s} \
 260             [list [list "readelf" {-Wl} $pr23900_1_exp]] \
 261              "pr23900-1.exe"] \
 262           ]
 263
 264     # Test the linker's generation of execstack and executable segment warnings.
 265     # Since these are normally pruned from the linker's output we temporarily
 266     # disable tha action here.
 267     rename prune_warnings_extra old_prune_warnings_extra
 268     proc prune_warnings_extra { text } {
 269         return $text
 270     }
 271
 272     set curr_ldflags $LDFLAGS
 273     if { [istarget powerpc*-*-*] && ![istarget powerpc64*-*-*] } {
 274         # Don't generate an executable .plt section
 275         set LDFLAGS "$LDFLAGS --secure-plt"
 276     }
 277
 278     # Since the warnings can be disabled by configure, ensure consistency
 279     # of the first test by forcing the flags.
 280     run_ld_link_tests [list \
 281         [list "PR ld/29072 (warn about an executable .note.GNU-stack)" \
 282             "-e 0 --warn-execstack --warn-rwx-segments --no-error-rwx-segments --no-error-execstack" \
 283             "" \
 284             "" \
 285             {pr29072-a.s} \
 286             {{ld pr29072.a.warn}} \
 287             "pr29072-a.exe"] \
 288         [list "PR 29072 (warn about -z execstack)" \
 289             "-z execstack --warn-execstack --no-error-execstack" \
 290             "" \
 291             "" \
 292             {stack.s} \
 293              {{ld pr29072.c.warn}} \
 294             "pr29072-c.exe"] \
 295         [list "PR ld/29072 (suppress warnings about executable stack)" \
 296             "-e 0 --no-warn-execstack" \
 297             "" \
 298             "" \
 299             {pr29072-a.s} \
 300             {} \
 301             "pr29072-d.exe"] \
 302         [list "Ensure that a warning issued when creating a segment with RWX permissions" \
 303             "-e 0 -Tnobits-1.t --warn-rwx-segments --no-error-rwx-segments" \
 304             "" \
 305             "" \
 306             {nobits-1.s} \
 307              {{ld rwx-segments-1.l}} \
 308             "rwx-segments-1.exe"] \
 309         [list "Ensure that a warning issued when creating a TLS segment with execute permission" \
 310             "-e 0 -T rwx-segments-2.t --warn-rwx-segments --no-error-rwx-segments" \
 311             "" \
 312             "" \
 313             {size-2.s} \
 314              {{ld rwx-segments-2.l}} \
 315             "rwx-segments-2.exe"] \
 316         [list "Ensure that the RWX warning can be suppressed" \
 317             "-e 0 -Tnobits-1.t --no-warn-rwx-segments" \
 318             "" \
 319             "" \
 320             {nobits-1.s} \
 321              {} \
 322             "rwx-segments-3.exe"] \
 323           ]
 324
 325     set LDFLAGS $curr_ldflags
 326
 327     if { [target_defaults_to_execstack] } {
 328         run_ld_link_tests [list \
 329            [list "PR ld/29072 (warn about absent .note.GNU-stack)" \
 330             "-e 0 -z stack-size=0x123400  --warn-execstack --no-error-execstack" \
 331             "" \
 332             "" \
 333             {pr29072-b.s} \
 334             {{ld pr29072.b.warn}} \
 335             "pr29072-b.exe"] \
 336         ]
 337     } else {
 338         run_ld_link_tests [list \
 339            [list "PR ld/29072 (ignore absent .note.GNU-stack)" \
 340             "-e 0 -z stack-size=0x123400 --no-error-execstack" \
 341             "" \
 342             "" \
 343             {pr29072-b.s} \
 344             {} \
 345             "pr29072-b.exe"] \
 346         ]
 347     }
 348
 349     # Restore the normal pruning behaviour.
 350     rename prune_warnings_extra ""
 351     rename old_prune_warnings_extra prune_warnings_extra
 352 }
 353
 354 if [check_gc_sections_available] {
 355     run_ld_link_tests [list \
 356         [list "__patchable_function_entries section 2" \
 357             "--gc-sections -e _start" \
 358             "" \
 359             "" \
 360             {pr25490-2.s} \
 361             [list [list "readelf" {-SW} $pr25490_2_exp]] \
 362             "pr25490-2.exe"] \
 363         [list "__patchable_function_entries section 3" \
 364             "--gc-sections -e _start" \
 365             "" \
 366             "" \
 367             {pr25490-3.s} \
 368             [list [list "readelf" {-SW} $pr25490_3_exp]] \
 369             "pr25490-3.exe"] \
 370         [list "__patchable_function_entries section 4" \
 371             "--gc-sections -e _start" \
 372             "" \
 373             "" \
 374             {pr25490-4.s} \
 375             [list [list "readelf" {-SW} $pr25490_4_exp]] \
 376             "pr25490-4.exe"] \
 377         [list "__patchable_function_entries section 5" \
 378             "--gc-sections -e _start" \
 379             "" \
 380             "" \
 381             {pr25490-5.s} \
 382             [list [list "readelf" {-SW} $pr25490_5_exp]] \
 383             "pr25490-5.exe"] \
 384         [list "__patchable_function_entries section 6" \
 385             "--gc-sections -e _start" \
 386             "" \
 387             "" \
 388             {pr25490-6.s} \
 389             [list [list "readelf" {-SW} $pr25490_6_exp]] \
 390             "pr25490-6.exe"] \
 391         ]
 392 }
 393
 394 set LDFLAGS $old_ldflags
 395 set ASFLAGS $old_asflags
 396
 397 # Check to see if the C compiler works
 398 if { ![check_compiler_available] } {
 399     return
 400 }
 401
 402 if [check_gc_sections_available] {
 403     run_cc_link_tests {
 404         {"PR ld/13195" "-Wl,--gc-sections" ""
 405          {pr13195.c} {} "pr13195"}
 406     }
 407 }
 408
 409 set array_tests {
 410     {"preinit array" "" ""
 411         {preinit.c} "preinit" "preinit.out"}
 412     {"init array" "" ""
 413         {init.c} "init" "init.out"}
 414     {"fini array" "" ""
 415         {fini.c} "fini" "fini.out"}
 416     {"init array mixed" "" ""
 417         {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 418 }
 419 set array_tests_pie {
 420     {"PIE preinit array" "-pie" ""
 421         {preinit.c} "preinit" "preinit.out" "-fPIE"}
 422     {"PIE init array" "-pie" ""
 423         {init.c} "init" "init.out" "-fPIE"}
 424     {"PIE fini array" "-pie" ""
 425         {fini.c} "fini" "fini.out" "-fPIE"}
 426     {"PIE init array mixed" "-pie" ""
 427         {init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
 428     {"PIE PR ld/14525" "-pie" ""
 429         {pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
 430 }
 431 set array_tests_static {
 432     {"static preinit array" "-static" ""
 433         {preinit.c} "preinit" "preinit.out"}
 434     {"static init array" "-static" ""
 435         {init.c} "init" "init.out"}
 436     {"static fini array" "-static" ""
 437         {fini.c} "fini" "fini.out"}
 438     {"static init array mixed" "-static" ""
 439         {init-mixed.c} "init-mixed" "init-mixed.out" "-I."}
 440 }
 441
 442 # NetBSD ELF systems do not currently support the .*_array sections.
 443 set xfails "*-*-netbsd*"
 444 run_ld_link_exec_tests $array_tests $xfails
 445
 446 if { [istarget *-*-linux*]
 447      || [istarget *-*-nacl*]
 448      || [istarget *-*-gnu*] } {
 449     run_ld_link_exec_tests $array_tests_pie $xfails
 450
 451     if { $STATIC_PIE_LDFLAGS != "" } then {
 452         run_ld_link_exec_tests [list \
 453             [list \
 454                 "Static PIE preinit array" \
 455                 "$STATIC_PIE_LDFLAGS" \
 456                 "" \
 457                 {preinit.c} \
 458                 "preinit-static-pie" \
 459                 "preinit.out" \
 460                 "-fPIE" \
 461             ] \
 462             [list \
 463                 "Static PIE init array" \
 464                 "$STATIC_PIE_LDFLAGS" \
 465                 "" \
 466                 {init.c} \
 467                 "init-static-pie" \
 468                 "init.out" \
 469                 "-fPIE" \
 470             ] \
 471             [list \
 472                 "Static PIE fini array" \
 473                 "$STATIC_PIE_LDFLAGS" \
 474                 "" \
 475                 {fini.c} \
 476                 "fini-static-pie" \
 477                 "fini.out" \
 478                 "-fPIE" \
 479             ] \
 480             [list \
 481                 "Static PIE init array mixed" \
 482                 "$STATIC_PIE_LDFLAGS" \
 483                 "" \
 484                 {init-mixed.c} \
 485                 "init-mixed-static-pie" \
 486                 "init-mixed.out" \
 487                 "-I.  -fPIE" \
 488             ] \
 489             [list \
 490                 "Static PIE PR ld/14525" \
 491                 "$STATIC_PIE_LDFLAGS" \
 492                 "" \
 493                 {pr14525.c} \
 494                 "pr14525-static-pie" \
 495                 "pr14525.out" \
 496                 "-fPIE" \
 497             ] \
 498         ]
 499     }
 500
 501     run_ld_link_exec_tests [list \
 502         [list \
 503             "Run mbind2a" \
 504             "$NOPIE_LDFLAGS -Wl,-z,common-page-size=0x4000 -Wl,-z,noexecstack" \
 505             "" \
 506             { mbind2a.s mbind2b.c } \
 507             "mbind2a" \
 508             "pass.out" \
 509             "-O2 -I../bfd" \
 510         ] \
 511         [list \
 512             "Run mbind2b" \
 513             "-static -Wl,-z,common-page-size=0x4000 -Wl,-z,noexecstack" \
 514             "" \
 515             { mbind2a.s mbind2b.c } \
 516             "mbind2b" \
 517             "pass.out" \
 518             "-O2 -I../bfd" \
 519         ] \
 520     ]
 521 }
 522
 523 run_ld_link_exec_tests $array_tests_static $xfails
 524
 525 run_cc_link_tests [list \
 526     [list \
 527         "Build pr26391-1" \
 528         "-Wl,-z,unique-symbol" \
 529         "-fno-function-sections" \
 530         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 531         {{nm "" pr26391.nd}} \
 532         "pr26391-1" \
 533     ] \
 534     [list \
 535         "Build pr26391-2" \
 536         "-Wl,-z,unique-symbol" \
 537         "-ffunction-sections" \
 538         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 539         {{nm "" pr26391.nd}} \
 540         "pr26391-2" \
 541     ] \
 542     [list \
 543         "Build pr26391-3" \
 544         "-Wl,-z,unique-symbol,--emit-relocs" \
 545         "-fno-function-sections" \
 546         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 547         {{nm "" pr26391.nd}} \
 548         "pr26391-3" \
 549     ] \
 550     [list \
 551         "Build pr26391-4" \
 552         "-Wl,-z,unique-symbol,--emit-relocs" \
 553         "-ffunction-sections" \
 554         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 555         {{nm "" pr26391.nd}} \
 556         "pr26391-4" \
 557     ] \
 558     [list \
 559         "Build pr26391-5.o" \
 560         "-Wl,-z,unique-symbol -r -nostdlib -nostartfiles" \
 561         "-fno-function-sections" \
 562         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 563         [list \
 564             [list "nm" "$dep_plug_opt" "pr26391.nd"] \
 565             [list "nm" "$dep_plug_opt" "pr26391.fd"] \
 566         ] \
 567         "pr26391-5.o" \
 568     ] \
 569     [list \
 570         "Build pr26391-6.o" \
 571         "-Wl,-z,unique-symbol -r -nostdlib -nostartfiles" \
 572         "-ffunction-sections" \
 573         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 574         {{nm "" pr26391.nd}} \
 575         "pr26391-6.o" \
 576     ] \
 577 ]
 578
 579 run_ld_link_exec_tests [list \
 580     [list \
 581         "Run pr26391-1" \
 582         "-Wl,-z,unique-symbol" \
 583         "" \
 584         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 585         "pr26391-1" \
 586         "pr26391.out" \
 587         "-fno-function-sections" \
 588     ] \
 589     [list \
 590         "Run pr26391-2" \
 591         "-Wl,-z,unique-symbol" \
 592         "" \
 593         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 594         "pr26391-2" \
 595         "pr26391.out" \
 596         "-ffunction-sections" \
 597     ] \
 598     [list \
 599         "Run pr26391-3" \
 600         "-Wl,-z,unique-symbol,--emit-relocs" \
 601         "" \
 602         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 603         "pr26391-3" \
 604         "pr26391.out" \
 605         "-fno-function-sections" \
 606     ] \
 607     [list \
 608         "Run pr26391-4" \
 609         "-Wl,-z,unique-symbol,--emit-relocs" \
 610         "" \
 611         {pr26391a.c pr26391b.c pr26391c.c pr26391d.c} \
 612         "pr26391-4" \
 613         "pr26391.out" \
 614         "-ffunction-sections" \
 615     ] \
 616     [list \
 617         "Run pr26391-5" \
 618         "-Wl,-z,unique-symbol" \
 619         "" \
 620         {dummy.c} \
 621         "pr26391-5" \
 622         "pr26391.out" \
 623         "" \
 624         "c" \
 625         "" \
 626         "tmpdir/pr26391-5.o" \
 627     ] \
 628     [list \
 629         "Run pr26391-6" \
 630         "-Wl,-z,unique-symbol" \
 631         "" \
 632         {dummy.c} \
 633         "pr26391-6" \
 634         "pr26391.out" \
 635         "" \
 636         "c" \
 637         "" \
 638         "tmpdir/pr26391-6.o" \
 639     ] \
 640 ]
 641
 642 set merge_exec_tests {
 643     {"merge4" "" ""
 644         {merge4a.c merge4b.s} "merge4" "merge4.out"}
 645 }
 646 run_ld_link_exec_tests $merge_exec_tests
 647
 648 catch "exec rm -f tmpdir/preinit tmpdir/init tmpdir/fini tmpdir/init-mixed" status