ld/testsuite/ld-elfvsb/elfvsb.exp

   1 # Expect script for ld-visibility tests
   2 #   Copyright (C) 2000-2014 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 Ian Lance Taylor (ian@cygnus.com)
  22 #            and H.J. Lu (hjl@gnu.org)
  23 #
  24
  25 # Make sure that ld can generate ELF shared libraries with visibility.
  26
  27 # This test can only be run on a couple of ELF platforms.
  28 # Square bracket expressions seem to confuse istarget.
  29 if { ![istarget hppa*64*-*-hpux*] \
  30      && ![istarget hppa*-*-linux*] \
  31      && ![istarget i?86-*-linux*] \
  32      && ![istarget i?86-*-gnu*] \
  33      && ![istarget *-*-nacl*] \
  34      && ![istarget ia64-*-linux*] \
  35      && ![istarget m68k-*-linux*] \
  36      && ![istarget mips*-*-linux*] \
  37      && ![istarget powerpc*-*-linux*] \
  38      && ![istarget arm*-*-linux*] \
  39      && ![istarget alpha*-*-linux*] \
  40      && ![istarget sparc*-*-linux*] \
  41      && ![istarget s390*-*-linux*] \
  42      && ![istarget sh\[34\]*-*-linux*] \
  43      && ![istarget x86_64-*-linux*] } {
  44     return
  45 }
  46
  47 if { [istarget *-*-linux*aout*] \
  48      || [istarget *-*-linux*oldld*] } {
  49     return
  50 }
  51
  52 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
  53 foreach t $test_list {
  54     # We need to strip the ".d", but can leave the dirname.
  55     verbose [file rootname $t]
  56     run_dump_test [file rootname $t]
  57 }
  58
  59 # The remaining tests can only be run if ld generates native executables.
  60 if ![isnative] then {return}
  61
  62 set tmpdir tmpdir
  63 set SHCFLAG ""
  64 set shared_needs_pic "no"
  65
  66 if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
  67
  68     # AIX shared libraries do not seem to support useful features,
  69     # like overriding the shared library function or letting the
  70     # shared library refer to objects defined in the main program.  We
  71     # avoid testing those features.
  72     set SHCFLAG "-DXCOFF_TEST"
  73
  74     # The AIX 3.2.5 loader appears to randomly fail when loading
  75     # shared libraries from NSF mounted partitions, so we avoid any
  76     # potential problems by using a local directory.
  77     catch {exec /bin/sh -c "echo $$"} pid
  78     set tmpdir /usr/tmp/ld.$pid
  79     catch "exec mkdir $tmpdir" exec_status
  80
  81     # On AIX, we need to explicitly export the symbols the shared
  82     # library is going to provide, and need.
  83     set file [open $tmpdir/xcoff.exp w]
  84     puts $file shlibvar1
  85     puts $file shlibvar2
  86     puts $file shlib_shlibvar1
  87     puts $file shlib_shlibvar2
  88     puts $file shlib_shlibcall
  89     puts $file shlib_shlibcalled
  90     puts $file shlib_checkfunptr1
  91     puts $file shlib_getfunptr1
  92     puts $file shlib_check
  93     close $file
  94 }
  95
  96 if [istarget arm*-*-linux*] {
  97     # On ARM section anchors can change the symbol pre-emptability for
  98     # non-PIC shared libraries, causing these tests to fail.  Turn section
  99     # anchors off.
 100     set SHCFLAG "-fno-section-anchors"
 101
 102     # On targets that have MOVW the compiler will emit relocations which
 103     # the linker doesn't support when compiling -shared without -fpic.  The
 104     # test to find out whether we want to XFAIL the non-PIC tests requires
 105     # a compile - so we pre-calculate it here.  We also note that this can
 106     # only affect arm*-*-*eabi* targets as the old ABI doesn't support v7.
 107     if [istarget arm*-*-*eabi*] {
 108         set file [open $tmpdir/movw-detect.c w]
 109         puts $file "void foo(void) { __asm (\"movw r0, #0\"); }"
 110         close $file
 111         if [run_host_cmd_yesno "$CC" "$CFLAGS -c $tmpdir/movw-detect.c -o $tmpdir/movw-detect.o"] {
 112             set shared_needs_pic "yes"
 113         }
 114     }
 115 }
 116
 117 set support_protected "no"
 118
 119 if { [istarget *-*-linux*]
 120      || [istarget *-*-nacl*]
 121      || [istarget *-*-gnu*] } {
 122     if [ld_compile "$CC -g $CFLAGS -DPROTECTED_CHECK" $srcdir/$subdir/main.c $tmpdir/main.o] {
 123       if [ld_simple_link $CC $tmpdir/main "$tmpdir/main.o"] {
 124         catch "exec $tmpdir/main" support_protected
 125       }
 126     }
 127 }
 128
 129 # The test procedure.
 130 proc visibility_test { visibility progname testname main sh1 sh2 dat args } {
 131     global CC
 132     global srcdir
 133     global subdir
 134     global exec_output
 135     global link_output
 136     global host_triplet
 137     global tmpdir
 138
 139     if [llength $args] { set shldflags [lindex $args 0] } else { set shldflags "" }
 140
 141     # Build the shared library.
 142     # On AIX, we need to use an export file.
 143     set shared -shared
 144     if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
 145         set shared "-bM:SRE -bE:$tmpdir/xcoff.exp"
 146     }
 147     if {![ld_simple_link $CC $tmpdir/$progname.so "$shared $shldflags $tmpdir/$sh1 $tmpdir/$sh2"]} {
 148         if { [ string match $visibility "hidden_undef" ]
 149              && [regexp "undefined reference to \`\.?visibility\'" $link_output]
 150              && [regexp "undefined reference to \`visibility_var\'" $link_output] } {
 151             pass "$testname"
 152         } else { if { [ string match $visibility "protected_undef" ]
 153              && [regexp "undefined reference to \`\.?visibility\'" $link_output]
 154              && [regexp "undefined reference to \`visibility_var\'" $link_output] } {
 155             pass "$testname"
 156         } else {
 157             fail "$testname"
 158         }}
 159         return
 160     }
 161
 162     # Link against the shared library.  Use -rpath so that the
 163     # dynamic linker can locate the shared library at runtime.
 164     # On AIX, we must include /lib in -rpath, as otherwise the loader
 165     # can not find -lc.
 166     set rpath $tmpdir
 167     if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
 168         set rpath /lib:$tmpdir
 169     }
 170     if ![ld_simple_link $CC $tmpdir/$progname "-Wl,-rpath,$rpath $tmpdir/$main $tmpdir/$progname.so"] {
 171         if { [ string match $visibility "hidden" ]
 172              && [regexp "undefined reference to \`\.?visibility\'" $link_output]
 173              && [regexp "undefined reference to \`visibility_var\'" $link_output] } {
 174             pass "$testname"
 175         } else { if { [ string match $visibility "hidden_undef_def" ]
 176              && [regexp "undefined reference to \`\.?visibility\'" $link_output]
 177              && [regexp "undefined reference to \`visibility_def\'" $link_output]
 178              && [regexp "undefined reference to \`\.?visibility_func\'" $link_output]
 179              && [regexp "undefined reference to \`visibility_var\'" $link_output] } {
 180             pass "$testname"
 181         } else {
 182             fail "$testname"
 183         }}
 184         return
 185     }
 186
 187     if { [ string match $visibility "hidden" ]
 188          || [ string match $visibility "hidden_undef" ]
 189          || [ string match $visibility "protected_undef" ] } {
 190         fail "$testname"
 191     }
 192
 193     # Run the resulting program
 194     send_log "$tmpdir/$progname >$tmpdir/$progname.out\n"
 195     verbose "$tmpdir/$progname >$tmpdir/$progname.out"
 196     catch "exec $tmpdir/$progname >$tmpdir/$progname.out" exec_output
 197     if ![string match "" $exec_output] then {
 198         send_log "$exec_output\n"
 199         verbose "$exec_output"
 200         fail "$testname"
 201         return
 202     }
 203
 204     send_log "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat\n"
 205     verbose "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat"
 206     catch "exec diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" exec_output
 207     set exec_output [prune_warnings $exec_output]
 208
 209     if {![string match "" $exec_output]} then {
 210         send_log "$exec_output\n"
 211         verbose "$exec_output"
 212         fail "$testname"
 213         return
 214     }
 215
 216     pass "$testname"
 217 }
 218
 219 proc visibility_run {visibility} {
 220     global CC
 221     global CFLAGS
 222     global SHCFLAG
 223     global srcdir
 224     global subdir
 225     global tmpdir
 226     global picflag
 227     global target_triplet
 228     global support_protected
 229     global shared_needs_pic
 230
 231     if [ string match $visibility "hidden" ] {
 232         set VSBCFLAG "-DHIDDEN_TEST"
 233     } else { if [ string match $visibility "hidden_normal" ] {
 234         set VSBCFLAG "-DHIDDEN_NORMAL_TEST"
 235     } else { if [ string match $visibility "hidden_undef" ] {
 236         set VSBCFLAG "-DHIDDEN_UNDEF_TEST"
 237     } else { if [ string match $visibility "hidden_undef_def" ] {
 238         set VSBCFLAG "-DHIDDEN_UNDEF_TEST -DDSO_DEFINE_TEST"
 239     } else { if [ string match $visibility "hidden_weak" ] {
 240         set VSBCFLAG "-DHIDDEN_WEAK_TEST"
 241     } else { if [ string match $visibility "protected" ] {
 242         set VSBCFLAG "-DPROTECTED_TEST"
 243     } else { if [ string match $visibility "protected_undef" ] {
 244         set VSBCFLAG "-DPROTECTED_UNDEF_TEST"
 245     } else { if [ string match $visibility "protected_undef_def" ] {
 246         set VSBCFLAG "-DPROTECTED_UNDEF_TEST -DDSO_DEFINE_TEST"
 247     } else { if [ string match $visibility "protected_weak" ] {
 248         set VSBCFLAG "-DPROTECTED_WEAK_TEST"
 249     } else {
 250         set VSBCFLAG ""
 251     }}}}}}}}}
 252
 253     if { [istarget powerpc*-*-linux*] \
 254          || ( [istarget mips*-*-linux*] && [at_least_gcc_version 4 3] )} {
 255         # Testing non-PIC libraries is a waste of effort on any target.
 256         # If you don't pass -fpic or -fPIC to gcc, gcc will assume quite
 257         # reasonably that you are not compiling for a shared library.
 258         # It can then make optimisations that result in shared library
 259         # functions and variables not being overridable.  Newer versions
 260         # of gcc are more likely to do this.
 261     } else {
 262     # Compile the main program.
 263     if ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o] {
 264         unresolved "visibility ($visibility) (non PIC)"
 265         unresolved "visibility ($visibility)"
 266     } else {
 267         # The shared library is composed of two files.  First compile them
 268         # without using -fpic.  That should work on an ELF system,
 269         # although it will be less efficient because the dynamic linker
 270         # will need to do more relocation work.  However, note that not
 271         # using -fpic will cause some of the tests to return different
 272         # results.
 273         if { ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/sh1.c $tmpdir/sh1np.o]
 274              || ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/sh2.c $tmpdir/sh2np.o] } {
 275             unresolved "visibility ($visibility) (non PIC)"
 276         } else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
 277             visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o xcoff
 278         } else {
 279             # SunOS non PIC shared libraries don't permit some cases of
 280             # overriding.
 281             if { [ string match $visibility "protected" ]
 282                  || [ string match $visibility "protected_undef_def" ] } {
 283                 if [ string match $support_protected "no" ] {
 284                     setup_xfail $target_triplet
 285                 }
 286             } else {
 287                 setup_xfail "*-*-sunos4*"
 288             }
 289
 290             # Non-pic code uses name binding rules for applications to
 291             # reference variables by gp-relative relocs, which can't be
 292             # used with overridable symbols.
 293             if { ![ string match $visibility "hidden_undef" ]
 294                  && ![ string match $visibility "protected_undef" ] } {
 295                 setup_xfail "ia64-*-linux*"
 296                 setup_xfail "alpha*-*-linux*"
 297             }
 298             if { ![ string match $visibility "hidden" ]
 299                  && ![ string match $visibility "hidden_undef" ]
 300                  && ![ string match $visibility "hidden_undef_def" ]
 301                  && ![ string match $visibility "protected_undef" ] } {
 302                 setup_xfail "s390x-*-linux*"
 303                 if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } {
 304                     setup_xfail "sparc*-*-linux*"
 305                 }
 306             }
 307             if { [is_elf64 $tmpdir/mainnp.o] } {
 308                 setup_xfail "x86_64-*-linux*"
 309             }
 310             setup_xfail "x86_64-*-linux-gnux32"
 311             if { ![istarget hppa*64*-*-linux*] } {
 312                 setup_xfail "hppa*-*-linux*"
 313             }
 314             if [ string match $shared_needs_pic "yes" ] {
 315                 setup_xfail "arm*-*-linux*"
 316             }
 317
 318             visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o elfvsb
 319
 320             # Test ELF shared library relocations with a non-zero load
 321             # address for the library.  Near as I can tell, the R_*_RELATIVE
 322             # relocations for various targets are broken in the case where
 323             # the load address is not zero (which is the default).
 324             if { [ string match $visibility "protected" ]
 325                  || [ string match $visibility "protected_undef_def" ] } {
 326                 if [ string match $support_protected "no" ] {
 327                     setup_xfail $target_triplet
 328                 }
 329             } else {
 330                 setup_xfail "*-*-sunos4*"
 331                 setup_xfail "*-*-linux*libc1"
 332             }
 333             if { [ string match $visibility "hidden_normal" ]
 334                  || [ string match $visibility "hidden_weak" ]
 335                  || [ string match $visibility "protected" ]
 336                  || [ string match $visibility "protected_undef_def" ]
 337                  || [ string match $visibility "protected_weak" ]
 338                  || [ string match $visibility "normal" ] } {
 339                 setup_xfail "powerpc-*-linux*"
 340                 setup_xfail "s390x-*-linux*"
 341                 if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } {
 342                     setup_xfail "sparc*-*-linux*"
 343                 }
 344             }
 345             if { ![ string match $visibility "hidden_undef" ]
 346                  && ![ string match $visibility "protected_undef" ] } {
 347                 setup_xfail "ia64-*-linux*"
 348                 setup_xfail "alpha*-*-linux*"
 349                 setup_xfail "mips*-*-linux*"
 350             }
 351             if { [is_elf64 $tmpdir/mainnp.o] } {
 352                 setup_xfail "x86_64-*-linux*"
 353             }
 354             setup_xfail "x86_64-*-linux-gnux32"
 355             if { ![istarget hppa*64*-*-linux*] } {
 356                 setup_xfail "hppa*-*-linux*"
 357             }
 358             if [ string match $shared_needs_pic "yes" ] {
 359                 setup_xfail "arm*-*-linux*"
 360             }
 361
 362             visibility_test $visibility vnp "visibility ($visibility) (non PIC, load offset)" \
 363                 mainnp.o sh1np.o sh2np.o elfvsb \
 364                 "-T $srcdir/$subdir/elf-offset.ld"
 365         } }
 366
 367         # Now compile the code using -fpic.
 368
 369         if { ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG -DSHARED $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o]
 370             || ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG -DSHARED $picflag" $srcdir/$subdir/sh2.c $tmpdir/sh2p.o] } {
 371             unresolved "visibility ($visibility)"
 372         } else {
 373             if { [ string match $visibility "protected" ]
 374                  || [ string match $visibility "protected_undef_def" ] } {
 375                 if [ string match $support_protected "no" ] {
 376                     setup_xfail $target_triplet
 377                 }
 378             }
 379             # SunOS can not compare function pointers correctly
 380             if [istarget "*-*-sunos4*"] {
 381                 visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o sun4
 382             } else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
 383                 visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o xcoff
 384             } else {
 385                 visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o elfvsb
 386             } }
 387         }
 388     }}
 389
 390     if { [istarget powerpc*-*-linux*] } {
 391         # Don't bother.
 392     } else {
 393     # Now do the same tests again, but this time compile main.c PIC.
 394     if ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG -DSHARED $picflag" $srcdir/$subdir/main.c $tmpdir/mainp.o] {
 395         unresolved "visibility ($visibility) (PIC main, non PIC so)"
 396         unresolved "visibility ($visibility) (PIC main)"
 397     } else {
 398         if { [file exists $tmpdir/sh1np.o ] && [ file exists $tmpdir/sh2np.o ] } {
 399             if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
 400                 visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o xcoff
 401             } else {
 402                 # SunOS non PIC shared libraries don't permit some cases of
 403                 # overriding.
 404                 if { [ string match $visibility "protected" ]
 405                      || [ string match $visibility "protected_undef_def" ] } {
 406                     if [ string match $support_protected "no" ] {
 407                         setup_xfail $target_triplet
 408                     }
 409                 } else {
 410                     setup_xfail "*-*-sunos4*"
 411                 }
 412                 if { ![ string match $visibility "hidden_undef" ]
 413                      && ![ string match $visibility "protected_undef" ] } {
 414                     setup_xfail "ia64-*-linux*"
 415                     setup_xfail "alpha*-*-linux*"
 416                 }
 417                 if { ![ string match $visibility "hidden" ]
 418                      && ![ string match $visibility "hidden_undef" ]
 419                      && ![ string match $visibility "hidden_undef_def" ]
 420                      && ![ string match $visibility "protected_undef" ] } {
 421                     setup_xfail "s390x-*-linux*"
 422                     if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainp.o] } {
 423                         setup_xfail "sparc*-*-linux*"
 424                     }
 425                 }
 426                 if { [is_elf64 $tmpdir/mainp.o] } {
 427                     setup_xfail "x86_64-*-linux*"
 428                 }
 429                 setup_xfail "x86_64-*-linux-gnux32"
 430                 if { ![istarget hppa*64*-*-linux*] } {
 431                     setup_xfail "hppa*-*-linux*"
 432                 }
 433                 if [ string match $shared_needs_pic "yes" ] {
 434                     setup_xfail "arm*-*-linux*"
 435                 }
 436
 437                 visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o elfvsb
 438             }
 439         } else {
 440             unresolved "visibility (PIC main, non PIC so)"
 441         }
 442
 443         if { [file exists $tmpdir/sh1p.o ] && [ file exists $tmpdir/sh2p.o ] } {
 444             if { [ string match $visibility "protected" ]
 445                  || [ string match $visibility "protected_undef_def" ] } {
 446                 if [ string match $support_protected "no" ] {
 447                     setup_xfail $target_triplet
 448                 }
 449             }
 450             if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
 451                 visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o xcoff
 452             } else {
 453                 visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o elfvsb
 454             }
 455         } else {
 456             unresolved "visibility ($visibility) (PIC main)"
 457         }
 458     }}
 459 }
 460
 461 # Old version of GCC for MIPS default to enabling -fpic
 462 # and get confused if it is used on the command line.
 463 if { [istarget mips*-*-*] && ! [at_least_gcc_version 4 3] } then {
 464     set picflag ""
 465 } else {
 466     # Unfortunately, the gcc argument is -fpic and the cc argument is
 467     # -KPIC.  We have to try both.
 468     set picflag "-fpic"
 469     send_log "$CC $picflag\n"
 470     verbose "$CC $picflag"
 471     catch "exec $CC $picflag" exec_output
 472     send_log "$exec_output\n"
 473     verbose "--" "$exec_output"
 474     if { [string match "*illegal option*" $exec_output] \
 475          || [string match "*option ignored*" $exec_output] \
 476          || [string match "*unrecognized option*" $exec_output] \
 477          || [string match "*passed to ld*" $exec_output] } {
 478         if [istarget *-*-sunos4*] {
 479             set picflag "-pic"
 480         } else {
 481             set picflag "-KPIC"
 482         }
 483     }
 484 }
 485 verbose "Using $picflag to compile PIC code"
 486
 487 visibility_run hidden
 488 visibility_run hidden_normal
 489 visibility_run hidden_undef
 490 visibility_run hidden_undef_def
 491 visibility_run hidden_weak
 492 visibility_run protected
 493 visibility_run protected_undef
 494 visibility_run protected_undef_def
 495 visibility_run protected_weak
 496 visibility_run normal
 497
 498 if { ![ld_compile "$CC -g $CFLAGS" $srcdir/$subdir/common.c tmpdir/common.o] } {
 499     unresolved "common hidden symbol"
 500 } else {
 501     if ![ld_simple_link $ld tmpdir/common "tmpdir/common.o"] {
 502         fail "common hidden symbol"
 503     } else {
 504         pass "common hidden symbol"
 505     }
 506 }
 507
 508 if { ![ld_compile "$CC -g $CFLAGS" $srcdir/$subdir/test.c tmpdir/test.o] } {
 509     unresolved "weak hidden symbol"
 510 } else {
 511    if { ![ld_compile "$CC -g $CFLAGS -DSHARED $picflag" $srcdir/$subdir/sh3.c tmpdir/sh3.o] } {
 512         unresolved "weak hidden symbol"
 513     } else {
 514         if ![ld_simple_link $ld tmpdir/sh3.so "-shared tmpdir/sh3.o"] {
 515             fail "weak hidden symbol"
 516         } else {
 517             if ![ld_simple_link $ld tmpdir/weak "tmpdir/test.o tmpdir/sh3.o"] {
 518                 fail "weak hidden symbol DSO last"
 519             } else {
 520                 pass "weak hidden symbol DSO last"
 521             }
 522             if ![ld_simple_link $ld tmpdir/weak "tmpdir/sh3.so tmpdir/test.o"] {
 523                 fail "weak hidden symbol DSO first"
 524             } else {
 525                 pass "weak hidden symbol DSO first"
 526             }
 527         }
 528     }
 529 }
 530
 531 if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
 532     # Remove the temporary directory.
 533     catch "exec rm -rf $tmpdir" exec_status
 534 }