| 1 | # Test weak symbols.
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| 2 | # By Ian Lance Taylor, Cygnus Solutions.
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| 3 | # Copyright 2001
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| 4 | # Free Software Foundation, Inc.
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| 5 | #
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| 6 | # This file is free software; you can redistribute it and/or modify
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| 7 | # it under the terms of the GNU General Public License as published by
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| 8 | # the Free Software Foundation; either version 2 of the License, or
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| 9 | # (at your option) any later version.
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| 10 | #
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| 11 | # This program is distributed in the hope that it will be useful,
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | # GNU General Public License for more details.
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| 15 | #
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| 16 | # You should have received a copy of the GNU General Public License
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| 17 | # along with this program; if not, write to the Free Software
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| 18 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 19 |
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| 20 | set testname "weak symbols"
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| 21 |
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| 22 | # This test only works for ELF targets. It ought to work for some
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| 23 | # a.out targets, but it doesn't.
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| 24 | if ![is_elf_format] {
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| 25 | return
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| 26 | }
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| 27 |
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| 28 |
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| 29 | if {! [ld_assemble $as $srcdir/$subdir/weak1.s tmpdir/weak1.o]
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| 30 | || ! [ld_assemble $as $srcdir/$subdir/weak2.s tmpdir/weak2.o]} then {
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| 31 | # It's OK if .weak doesn't work on this target.
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| 32 | unresolved $testname
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| 33 | return
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| 34 | }
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| 35 |
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| 36 | set weak_regexp_big \
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| 37 | ".*Contents of section .text:.*1000 00001008 0000200c 12121212 34343434.*Contents of section .data:.*2000 00001008 0000200c 56565656 78787878.*"
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| 38 |
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| 39 | set weak_regexp_little \
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| 40 | ".*Contents of section .text:.*1000 08100000 0c200000 12121212 34343434.*Contents of section .data:.*2000 08100000 0c200000 56565656 78787878.*"
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| 41 |
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| 42 | if {! [ld_simple_link $ld tmpdir/weak "$flags -T $srcdir/$subdir/weak.t tmpdir/weak1.o tmpdir/weak2.o"] } then {
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| 43 | fail $testname
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| 44 | } else {
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| 45 | if {[which $objdump] == 0} then {
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| 46 | unresolved $testname
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| 47 | return
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| 48 | }
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| 49 |
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| 50 | verbose -log "$objdump -s tmpdir/weak"
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| 51 | catch "exec $objdump -s tmpdir/weak" exec_output
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| 52 | set exec_output [prune_warnings $exec_output]
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| 53 | verbose -log $exec_output
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| 54 |
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| 55 | if {[regexp $weak_regexp_big $exec_output] \
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| 56 | || [regexp $weak_regexp_little $exec_output] } then {
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| 57 | pass $testname
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| 58 | } else {
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| 59 | fail $testname
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| 60 | }
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| 61 | }
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