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59 |
khays |
# Expect script for ld-visibility tests
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# Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2010
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# Free Software Foundation, Inc.
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#
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# This file is part of the GNU Binutils.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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# MA 02110-1301, USA.
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#
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# Written by Ian Lance Taylor (ian@cygnus.com)
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# and H.J. Lu (hjl@gnu.org)
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#
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# Make sure that ld can generate ELF shared libraries with visibility.
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# This test can only be run on a couple of ELF platforms.
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# Square bracket expressions seem to confuse istarget.
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if { ![istarget hppa*64*-*-hpux*] \
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&& ![istarget hppa*-*-linux*] \
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&& ![istarget i?86-*-linux*] \
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&& ![istarget i?86-*-gnu*] \
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&& ![istarget ia64-*-linux*] \
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&& ![istarget m68k-*-linux*] \
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&& ![istarget mips*-*-linux*] \
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&& ![istarget powerpc*-*-linux*] \
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&& ![istarget arm*-*-linux*] \
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&& ![istarget alpha*-*-linux*] \
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&& ![istarget sparc*-*-linux*] \
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&& ![istarget s390*-*-linux*] \
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&& ![istarget sh\[34\]*-*-linux*] \
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&& ![istarget x86_64-*-linux*] } {
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return
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}
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if { [istarget *-*-linux*aout*] \
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|| [istarget *-*-linux*oldld*] } {
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return
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}
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set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
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foreach t $test_list {
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# We need to strip the ".d", but can leave the dirname.
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verbose [file rootname $t]
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run_dump_test [file rootname $t]
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}
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# The remaining tests can only be run if ld generates native executables.
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if ![isnative] then {return}
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set tmpdir tmpdir
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set SHCFLAG ""
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set shared_needs_pic "no"
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if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
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# AIX shared libraries do not seem to support useful features,
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# like overriding the shared library function or letting the
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# shared library refer to objects defined in the main program. We
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# avoid testing those features.
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set SHCFLAG "-DXCOFF_TEST"
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# The AIX 3.2.5 loader appears to randomly fail when loading
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# shared libraries from NSF mounted partitions, so we avoid any
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# potential problems by using a local directory.
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catch {exec /bin/sh -c "echo $$"} pid
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set tmpdir /usr/tmp/ld.$pid
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catch "exec mkdir $tmpdir" exec_status
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# On AIX, we need to explicitly export the symbols the shared
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# library is going to provide, and need.
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set file [open $tmpdir/xcoff.exp w]
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puts $file shlibvar1
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puts $file shlibvar2
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puts $file shlib_shlibvar1
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puts $file shlib_shlibvar2
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puts $file shlib_shlibcall
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puts $file shlib_shlibcalled
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puts $file shlib_checkfunptr1
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puts $file shlib_getfunptr1
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puts $file shlib_check
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close $file
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}
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if [istarget arm*-*-linux*] {
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# On ARM section anchors can change the symbol pre-emptability for
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# non-PIC shared libraries, causing these tests to fail. Turn section
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# anchors off.
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set SHCFLAG "-fno-section-anchors"
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# On targets that have MOVW the compiler will emit relocations which
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# the linker doesn't support when compiling -shared without -fpic. The
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# test to find out whether we want to XFAIL the non-PIC tests requires
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# a compile - so we pre-calculate it here. We also note that this can
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# only affect arm*-*-*eabi targets as the old ABI doesn't support v7.
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if [istarget arm*-*-*eabi] {
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set file [open $tmpdir/movw-detect.c w]
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puts $file "void foo(void) { __asm (\"movw r0, #0\"); }"
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close $file
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if [run_host_cmd_yesno "$CC" "$CFLAGS -c $tmpdir/movw-detect.c -o $tmpdir/movw-detect.o"] {
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set shared_needs_pic "yes"
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}
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}
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}
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set support_protected "no"
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if { [istarget *-*-linux*]
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|| [istarget *-*-gnu*] } {
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if [ld_compile "$CC -g $CFLAGS -DPROTECTED_CHECK" $srcdir/$subdir/main.c $tmpdir/main.o] {
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if [ld_simple_link $CC $tmpdir/main "$tmpdir/main.o"] {
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catch "exec $tmpdir/main" support_protected
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}
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}
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}
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# The test procedure.
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proc visibility_test { visibility progname testname main sh1 sh2 dat args } {
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global CC
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global srcdir
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global subdir
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global exec_output
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global link_output
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global host_triplet
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global tmpdir
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if [llength $args] { set shldflags [lindex $args 0] } else { set shldflags "" }
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# Build the shared library.
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# On AIX, we need to use an export file.
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set shared -shared
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if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
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set shared "-bM:SRE -bE:$tmpdir/xcoff.exp"
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}
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if {![ld_simple_link $CC $tmpdir/$progname.so "$shared $shldflags $tmpdir/$sh1 $tmpdir/$sh2"]} {
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if { [ string match $visibility "hidden_undef" ]
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&& [regexp "undefined reference to \`\.?visibility\'" $link_output]
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&& [regexp "undefined reference to \`visibility_var\'" $link_output] } {
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pass "$testname"
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} else { if { [ string match $visibility "protected_undef" ]
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&& [regexp "undefined reference to \`\.?visibility\'" $link_output]
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&& [regexp "undefined reference to \`visibility_var\'" $link_output] } {
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pass "$testname"
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} else {
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fail "$testname"
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}}
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return
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}
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# Link against the shared library. Use -rpath so that the
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# dynamic linker can locate the shared library at runtime.
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# On AIX, we must include /lib in -rpath, as otherwise the loader
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# can not find -lc.
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set rpath $tmpdir
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if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
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set rpath /lib:$tmpdir
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}
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if ![ld_simple_link $CC $tmpdir/$progname "-Wl,-rpath,$rpath $tmpdir/$main $tmpdir/$progname.so"] {
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if { [ string match $visibility "hidden" ]
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&& [regexp "undefined reference to \`\.?visibility\'" $link_output]
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&& [regexp "undefined reference to \`visibility_var\'" $link_output] } {
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pass "$testname"
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} else { if { [ string match $visibility "hidden_undef_def" ]
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&& [regexp "undefined reference to \`\.?visibility\'" $link_output]
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&& [regexp "undefined reference to \`visibility_def\'" $link_output]
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&& [regexp "undefined reference to \`\.?visibility_func\'" $link_output]
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&& [regexp "undefined reference to \`visibility_var\'" $link_output] } {
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pass "$testname"
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} else {
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fail "$testname"
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}}
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return
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}
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| 186 |
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if { [ string match $visibility "hidden" ]
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|| [ string match $visibility "hidden_undef" ]
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|| [ string match $visibility "protected_undef" ] } {
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fail "$testname"
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}
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| 191 |
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| 192 |
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# Run the resulting program
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send_log "$tmpdir/$progname >$tmpdir/$progname.out\n"
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verbose "$tmpdir/$progname >$tmpdir/$progname.out"
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catch "exec $tmpdir/$progname >$tmpdir/$progname.out" exec_output
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| 196 |
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if ![string match "" $exec_output] then {
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send_log "$exec_output\n"
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| 198 |
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verbose "$exec_output"
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| 199 |
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fail "$testname"
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return
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| 201 |
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}
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| 202 |
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| 203 |
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send_log "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat\n"
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verbose "diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat"
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catch "exec diff $tmpdir/$progname.out $srcdir/$subdir/$dat.dat" exec_output
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set exec_output [prune_warnings $exec_output]
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| 208 |
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if {![string match "" $exec_output]} then {
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| 209 |
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send_log "$exec_output\n"
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| 210 |
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verbose "$exec_output"
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| 211 |
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fail "$testname"
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return
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| 213 |
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}
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| 214 |
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| 215 |
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pass "$testname"
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| 216 |
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}
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| 217 |
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| 218 |
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proc visibility_run {visibility} {
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| 219 |
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global CC
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| 220 |
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global CFLAGS
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global SHCFLAG
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global srcdir
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| 223 |
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global subdir
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| 224 |
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global tmpdir
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| 225 |
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global picflag
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| 226 |
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global target_triplet
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| 227 |
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global support_protected
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| 228 |
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global shared_needs_pic
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| 229 |
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| 230 |
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if [ string match $visibility "hidden" ] {
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| 231 |
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set VSBCFLAG "-DHIDDEN_TEST"
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| 232 |
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} else { if [ string match $visibility "hidden_normal" ] {
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| 233 |
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set VSBCFLAG "-DHIDDEN_NORMAL_TEST"
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| 234 |
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} else { if [ string match $visibility "hidden_undef" ] {
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| 235 |
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set VSBCFLAG "-DHIDDEN_UNDEF_TEST"
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| 236 |
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} else { if [ string match $visibility "hidden_undef_def" ] {
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| 237 |
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set VSBCFLAG "-DHIDDEN_UNDEF_TEST -DDSO_DEFINE_TEST"
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| 238 |
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} else { if [ string match $visibility "hidden_weak" ] {
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| 239 |
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set VSBCFLAG "-DHIDDEN_WEAK_TEST"
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| 240 |
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} else { if [ string match $visibility "protected" ] {
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| 241 |
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set VSBCFLAG "-DPROTECTED_TEST"
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| 242 |
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} else { if [ string match $visibility "protected_undef" ] {
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| 243 |
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set VSBCFLAG "-DPROTECTED_UNDEF_TEST"
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| 244 |
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} else { if [ string match $visibility "protected_undef_def" ] {
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| 245 |
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set VSBCFLAG "-DPROTECTED_UNDEF_TEST -DDSO_DEFINE_TEST"
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| 246 |
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} else { if [ string match $visibility "protected_weak" ] {
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| 247 |
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set VSBCFLAG "-DPROTECTED_WEAK_TEST"
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| 248 |
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} else {
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| 249 |
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set VSBCFLAG ""
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| 250 |
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}}}}}}}}}
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| 251 |
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|
|
| 252 |
|
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if { [istarget powerpc*-*-linux*] } {
|
| 253 |
|
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# Testing non-PIC libraries is a waste of effort on any target.
|
| 254 |
|
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# If you don't pass -fpic or -fPIC to gcc, gcc will assume quite
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| 255 |
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# reasonably that you are not compiling for a shared library.
|
| 256 |
|
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# It can then make optimisations that result in shared library
|
| 257 |
|
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# functions and variables not being overridable. Newer versions
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| 258 |
|
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# of gcc are more likely to do this.
|
| 259 |
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} else {
|
| 260 |
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# Compile the main program.
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| 261 |
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if ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/main.c $tmpdir/mainnp.o] {
|
| 262 |
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unresolved "visibility ($visibility) (non PIC)"
|
| 263 |
|
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unresolved "visibility ($visibility)"
|
| 264 |
|
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} else {
|
| 265 |
|
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# The shared library is composed of two files. First compile them
|
| 266 |
|
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# without using -fpic. That should work on an ELF system,
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| 267 |
|
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# although it will be less efficient because the dynamic linker
|
| 268 |
|
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# will need to do more relocation work. However, note that not
|
| 269 |
|
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# using -fpic will cause some of the tests to return different
|
| 270 |
|
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# results.
|
| 271 |
|
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if { ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/sh1.c $tmpdir/sh1np.o]
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| 272 |
|
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|| ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG" $srcdir/$subdir/sh2.c $tmpdir/sh2np.o] } {
|
| 273 |
|
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unresolved "visibility ($visibility) (non PIC)"
|
| 274 |
|
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} else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
|
| 275 |
|
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visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o xcoff
|
| 276 |
|
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} else {
|
| 277 |
|
|
# SunOS non PIC shared libraries don't permit some cases of
|
| 278 |
|
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# overriding.
|
| 279 |
|
|
if { [ string match $visibility "protected" ]
|
| 280 |
|
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|| [ string match $visibility "protected_undef_def" ] } {
|
| 281 |
|
|
if [ string match $support_protected "no" ] {
|
| 282 |
|
|
setup_xfail $target_triplet
|
| 283 |
|
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}
|
| 284 |
|
|
} else {
|
| 285 |
|
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setup_xfail "*-*-sunos4*"
|
| 286 |
|
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}
|
| 287 |
|
|
|
| 288 |
|
|
# Non-pic code uses name binding rules for applications to
|
| 289 |
|
|
# reference variables by gp-relative relocs, which can't be
|
| 290 |
|
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# used with overridable symbols.
|
| 291 |
|
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if { ![ string match $visibility "hidden_undef" ]
|
| 292 |
|
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&& ![ string match $visibility "protected_undef" ] } {
|
| 293 |
|
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setup_xfail "ia64-*-linux*"
|
| 294 |
|
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setup_xfail "alpha*-*-linux*"
|
| 295 |
|
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}
|
| 296 |
|
|
if { ![ string match $visibility "hidden" ]
|
| 297 |
|
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&& ![ string match $visibility "hidden_undef" ]
|
| 298 |
|
|
&& ![ string match $visibility "hidden_undef_def" ]
|
| 299 |
|
|
&& ![ string match $visibility "protected_undef" ] } {
|
| 300 |
|
|
setup_xfail "s390x-*-linux*"
|
| 301 |
|
|
if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } {
|
| 302 |
|
|
setup_xfail "sparc*-*-linux*"
|
| 303 |
|
|
}
|
| 304 |
|
|
}
|
| 305 |
|
|
setup_xfail "x86_64-*-linux*"
|
| 306 |
|
|
if { ![istarget hppa*64*-*-linux*] } {
|
| 307 |
|
|
setup_xfail "hppa*-*-linux*"
|
| 308 |
|
|
}
|
| 309 |
|
|
if [ string match $shared_needs_pic "yes" ] {
|
| 310 |
|
|
setup_xfail "arm*-*-linux*"
|
| 311 |
|
|
}
|
| 312 |
|
|
|
| 313 |
|
|
visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o elfvsb
|
| 314 |
|
|
|
| 315 |
|
|
# Test ELF shared library relocations with a non-zero load
|
| 316 |
|
|
# address for the library. Near as I can tell, the R_*_RELATIVE
|
| 317 |
|
|
# relocations for various targets are broken in the case where
|
| 318 |
|
|
# the load address is not zero (which is the default).
|
| 319 |
|
|
if { [ string match $visibility "protected" ]
|
| 320 |
|
|
|| [ string match $visibility "protected_undef_def" ] } {
|
| 321 |
|
|
if [ string match $support_protected "no" ] {
|
| 322 |
|
|
setup_xfail $target_triplet
|
| 323 |
|
|
}
|
| 324 |
|
|
} else {
|
| 325 |
|
|
setup_xfail "*-*-sunos4*"
|
| 326 |
|
|
setup_xfail "*-*-linux*libc1"
|
| 327 |
|
|
}
|
| 328 |
|
|
if { [ string match $visibility "hidden_normal" ]
|
| 329 |
|
|
|| [ string match $visibility "hidden_weak" ]
|
| 330 |
|
|
|| [ string match $visibility "protected" ]
|
| 331 |
|
|
|| [ string match $visibility "protected_undef_def" ]
|
| 332 |
|
|
|| [ string match $visibility "protected_weak" ]
|
| 333 |
|
|
|| [ string match $visibility "normal" ] } {
|
| 334 |
|
|
setup_xfail "powerpc-*-linux*"
|
| 335 |
|
|
setup_xfail "s390x-*-linux*"
|
| 336 |
|
|
if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainnp.o] } {
|
| 337 |
|
|
setup_xfail "sparc*-*-linux*"
|
| 338 |
|
|
}
|
| 339 |
|
|
}
|
| 340 |
|
|
if { ![ string match $visibility "hidden_undef" ]
|
| 341 |
|
|
&& ![ string match $visibility "protected_undef" ] } {
|
| 342 |
|
|
setup_xfail "ia64-*-linux*"
|
| 343 |
|
|
setup_xfail "alpha*-*-linux*"
|
| 344 |
|
|
setup_xfail "mips*-*-linux*"
|
| 345 |
|
|
}
|
| 346 |
|
|
setup_xfail "x86_64-*-linux*"
|
| 347 |
|
|
if { ![istarget hppa*64*-*-linux*] } {
|
| 348 |
|
|
setup_xfail "hppa*-*-linux*"
|
| 349 |
|
|
}
|
| 350 |
|
|
if [ string match $shared_needs_pic "yes" ] {
|
| 351 |
|
|
setup_xfail "arm*-*-linux*"
|
| 352 |
|
|
}
|
| 353 |
|
|
|
| 354 |
|
|
visibility_test $visibility vnp "visibility ($visibility) (non PIC, load offset)" \
|
| 355 |
|
|
mainnp.o sh1np.o sh2np.o elfvsb \
|
| 356 |
|
|
"-T $srcdir/$subdir/elf-offset.ld"
|
| 357 |
|
|
} }
|
| 358 |
|
|
|
| 359 |
|
|
# Now compile the code using -fpic.
|
| 360 |
|
|
|
| 361 |
|
|
if { ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG -DSHARED $picflag" $srcdir/$subdir/sh1.c $tmpdir/sh1p.o]
|
| 362 |
|
|
|| ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG -DSHARED $picflag" $srcdir/$subdir/sh2.c $tmpdir/sh2p.o] } {
|
| 363 |
|
|
unresolved "visibility ($visibility)"
|
| 364 |
|
|
} else {
|
| 365 |
|
|
if { [ string match $visibility "protected" ]
|
| 366 |
|
|
|| [ string match $visibility "protected_undef_def" ] } {
|
| 367 |
|
|
if [ string match $support_protected "no" ] {
|
| 368 |
|
|
setup_xfail $target_triplet
|
| 369 |
|
|
}
|
| 370 |
|
|
}
|
| 371 |
|
|
# SunOS can not compare function pointers correctly
|
| 372 |
|
|
if [istarget "*-*-sunos4*"] {
|
| 373 |
|
|
visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o sun4
|
| 374 |
|
|
} else { if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
|
| 375 |
|
|
visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o xcoff
|
| 376 |
|
|
} else {
|
| 377 |
|
|
visibility_test $visibility vp "visibility ($visibility)" mainnp.o sh1p.o sh2p.o elfvsb
|
| 378 |
|
|
} }
|
| 379 |
|
|
}
|
| 380 |
|
|
}}
|
| 381 |
|
|
|
| 382 |
|
|
if { [istarget powerpc*-*-linux*] } {
|
| 383 |
|
|
# Don't bother.
|
| 384 |
|
|
} else {
|
| 385 |
|
|
# Now do the same tests again, but this time compile main.c PIC.
|
| 386 |
|
|
if ![ld_compile "$CC -g $CFLAGS $SHCFLAG $VSBCFLAG -DSHARED $picflag" $srcdir/$subdir/main.c $tmpdir/mainp.o] {
|
| 387 |
|
|
unresolved "visibility ($visibility) (PIC main, non PIC so)"
|
| 388 |
|
|
unresolved "visibility ($visibility) (PIC main)"
|
| 389 |
|
|
} else {
|
| 390 |
|
|
if { [file exists $tmpdir/sh1np.o ] && [ file exists $tmpdir/sh2np.o ] } {
|
| 391 |
|
|
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
|
| 392 |
|
|
visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o xcoff
|
| 393 |
|
|
} else {
|
| 394 |
|
|
# SunOS non PIC shared libraries don't permit some cases of
|
| 395 |
|
|
# overriding.
|
| 396 |
|
|
if { [ string match $visibility "protected" ]
|
| 397 |
|
|
|| [ string match $visibility "protected_undef_def" ] } {
|
| 398 |
|
|
if [ string match $support_protected "no" ] {
|
| 399 |
|
|
setup_xfail $target_triplet
|
| 400 |
|
|
}
|
| 401 |
|
|
} else {
|
| 402 |
|
|
setup_xfail "*-*-sunos4*"
|
| 403 |
|
|
}
|
| 404 |
|
|
if { ![ string match $visibility "hidden_undef" ]
|
| 405 |
|
|
&& ![ string match $visibility "protected_undef" ] } {
|
| 406 |
|
|
setup_xfail "ia64-*-linux*"
|
| 407 |
|
|
setup_xfail "alpha*-*-linux*"
|
| 408 |
|
|
}
|
| 409 |
|
|
if { ![ string match $visibility "hidden" ]
|
| 410 |
|
|
&& ![ string match $visibility "hidden_undef" ]
|
| 411 |
|
|
&& ![ string match $visibility "hidden_undef_def" ]
|
| 412 |
|
|
&& ![ string match $visibility "protected_undef" ] } {
|
| 413 |
|
|
setup_xfail "s390x-*-linux*"
|
| 414 |
|
|
if { [istarget sparc*-*-linux*] && [is_elf64 $tmpdir/mainp.o] } {
|
| 415 |
|
|
setup_xfail "sparc*-*-linux*"
|
| 416 |
|
|
}
|
| 417 |
|
|
}
|
| 418 |
|
|
setup_xfail "x86_64-*-linux*"
|
| 419 |
|
|
if { ![istarget hppa*64*-*-linux*] } {
|
| 420 |
|
|
setup_xfail "hppa*-*-linux*"
|
| 421 |
|
|
}
|
| 422 |
|
|
if [ string match $shared_needs_pic "yes" ] {
|
| 423 |
|
|
setup_xfail "arm*-*-linux*"
|
| 424 |
|
|
}
|
| 425 |
|
|
|
| 426 |
|
|
visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o elfvsb
|
| 427 |
|
|
}
|
| 428 |
|
|
} else {
|
| 429 |
|
|
unresolved "visibility (PIC main, non PIC so)"
|
| 430 |
|
|
}
|
| 431 |
|
|
|
| 432 |
|
|
if { [file exists $tmpdir/sh1p.o ] && [ file exists $tmpdir/sh2p.o ] } {
|
| 433 |
|
|
if { [ string match $visibility "protected" ]
|
| 434 |
|
|
|| [ string match $visibility "protected_undef_def" ] } {
|
| 435 |
|
|
if [ string match $support_protected "no" ] {
|
| 436 |
|
|
setup_xfail $target_triplet
|
| 437 |
|
|
}
|
| 438 |
|
|
}
|
| 439 |
|
|
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
|
| 440 |
|
|
visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o xcoff
|
| 441 |
|
|
} else {
|
| 442 |
|
|
visibility_test $visibility vmpp "visibility ($visibility) (PIC main)" mainp.o sh1p.o sh2p.o elfvsb
|
| 443 |
|
|
}
|
| 444 |
|
|
} else {
|
| 445 |
|
|
unresolved "visibility ($visibility) (PIC main)"
|
| 446 |
|
|
}
|
| 447 |
|
|
}}
|
| 448 |
|
|
}
|
| 449 |
|
|
|
| 450 |
|
|
if [istarget mips*-*-*] {
|
| 451 |
|
|
set picflag ""
|
| 452 |
|
|
} else {
|
| 453 |
|
|
# Unfortunately, the gcc argument is -fpic and the cc argument is
|
| 454 |
|
|
# -KPIC. We have to try both.
|
| 455 |
|
|
set picflag "-fpic"
|
| 456 |
|
|
send_log "$CC $picflag\n"
|
| 457 |
|
|
verbose "$CC $picflag"
|
| 458 |
|
|
catch "exec $CC $picflag" exec_output
|
| 459 |
|
|
send_log "$exec_output\n"
|
| 460 |
|
|
verbose "--" "$exec_output"
|
| 461 |
|
|
if { [string match "*illegal option*" $exec_output] \
|
| 462 |
|
|
|| [string match "*option ignored*" $exec_output] \
|
| 463 |
|
|
|| [string match "*unrecognized option*" $exec_output] \
|
| 464 |
|
|
|| [string match "*passed to ld*" $exec_output] } {
|
| 465 |
|
|
if [istarget *-*-sunos4*] {
|
| 466 |
|
|
set picflag "-pic"
|
| 467 |
|
|
} else {
|
| 468 |
|
|
set picflag "-KPIC"
|
| 469 |
|
|
}
|
| 470 |
|
|
}
|
| 471 |
|
|
}
|
| 472 |
|
|
verbose "Using $picflag to compile PIC code"
|
| 473 |
|
|
|
| 474 |
|
|
visibility_run hidden
|
| 475 |
|
|
visibility_run hidden_normal
|
| 476 |
|
|
visibility_run hidden_undef
|
| 477 |
|
|
visibility_run hidden_undef_def
|
| 478 |
|
|
visibility_run hidden_weak
|
| 479 |
|
|
visibility_run protected
|
| 480 |
|
|
visibility_run protected_undef
|
| 481 |
|
|
visibility_run protected_undef_def
|
| 482 |
|
|
visibility_run protected_weak
|
| 483 |
|
|
visibility_run normal
|
| 484 |
|
|
|
| 485 |
|
|
if { ![ld_compile "$CC -g $CFLAGS" $srcdir/$subdir/common.c tmpdir/common.o] } {
|
| 486 |
|
|
unresolved "common hidden symbol"
|
| 487 |
|
|
} else {
|
| 488 |
|
|
if ![ld_simple_link $ld tmpdir/common "tmpdir/common.o"] {
|
| 489 |
|
|
fail "common hidden symbol"
|
| 490 |
|
|
} else {
|
| 491 |
|
|
pass "common hidden symbol"
|
| 492 |
|
|
}
|
| 493 |
|
|
}
|
| 494 |
|
|
|
| 495 |
|
|
if { ![ld_compile "$CC -g $CFLAGS" $srcdir/$subdir/test.c tmpdir/test.o] } {
|
| 496 |
|
|
unresolved "weak hidden symbol"
|
| 497 |
|
|
} else {
|
| 498 |
|
|
if { ![ld_compile "$CC -g $CFLAGS -DSHARED $picflag" $srcdir/$subdir/sh3.c tmpdir/sh3.o] } {
|
| 499 |
|
|
unresolved "weak hidden symbol"
|
| 500 |
|
|
} else {
|
| 501 |
|
|
if ![ld_simple_link $ld tmpdir/sh3.so "-shared tmpdir/sh3.o"] {
|
| 502 |
|
|
fail "weak hidden symbol"
|
| 503 |
|
|
} else {
|
| 504 |
|
|
if ![ld_simple_link $ld tmpdir/weak "tmpdir/test.o tmpdir/sh3.o"] {
|
| 505 |
|
|
fail "weak hidden symbol DSO last"
|
| 506 |
|
|
} else {
|
| 507 |
|
|
pass "weak hidden symbol DSO last"
|
| 508 |
|
|
}
|
| 509 |
|
|
if ![ld_simple_link $ld tmpdir/weak "tmpdir/sh3.so tmpdir/test.o"] {
|
| 510 |
|
|
fail "weak hidden symbol DSO first"
|
| 511 |
|
|
} else {
|
| 512 |
|
|
pass "weak hidden symbol DSO first"
|
| 513 |
|
|
}
|
| 514 |
|
|
}
|
| 515 |
|
|
}
|
| 516 |
|
|
}
|
| 517 |
|
|
|
| 518 |
|
|
if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
|
| 519 |
|
|
# Remove the temporary directory.
|
| 520 |
|
|
catch "exec rm -rf $tmpdir" exec_status
|
| 521 |
|
|
}
|
